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# USF0115
- EPA Reg No: **264-1209**
- Registrant: BAYER CROPSCIENCE, LLC
- Signal word: Caution
- Active ingredients: Fluopyram (8.7%); Prothioconazole (17.39%); Tebuconazole (8.7%)
- Label accepted: 2026-08-22
- Source PDF: https://www3.epa.gov/pesticides/chem_search/ppls/000264-01209-20260822.pdf
---
1
August 22, 2026
Daljit Singh
Senior Regulatory Affairs Manager
Bayer CropScience LP
800 N. Lindbergh Blvd.
St. Louis, MO 63167
Subject: Label Amendment – Updating application instructions, mixing instructions
Registration Review Label Amendment – Incorporating Mitigation Measures
from the Registration Review Interim Decision for Prothioconazole
Product Name: USF0115
EPA Registration Number: 264-1209
Application Date(s): 12/27/2021, 6/28/2022
Case Number/Decision Number: 476899, 475383
Dear Daljit Singh:
The amended label referred to above, submitted in connection with registration under the
Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA), as amended, is acceptable. This
approval does not affect any conditions that were previously imposed on this registration. You
continue to be subject to existing conditions on your registration and any deadlines connected
with them.
The Agency, in accordance with FIFRA, as amended, has completed reviewing all the
information submitted with your application to support the Registration Review of the above
referenced product in connection with the Prothioconazole Interim Decision. The Agency has
concluded that your submission is acceptable.
A stamped copy of your labeling is enclosed for your records. This labeling supersedes all
previously accepted labeling. The next label printing of this product must use this labeling unless
subsequent changes have been approved. You must submit one copy of the final printed
labeling before you release the product for shipment with the new labeling. In accordance with
40 CFR 152.130(c), you may distribute or sell this product under the previously approved
labeling for 12 months from the date of this letter. After 12 months, you may only distribute or
sell this product if it bears this new revised labeling or subsequently approved labeling.
“To distribute or sell” is defined under FIFRA section 2(gg) and its implementing regulation at 40
CFR 152.3.
Page 2 of 2
EPA Reg. No. 264-1209
Case No./Decision No. 476899, 475383
Should you wish to add/retain a reference to the company’s website on your label, then please
be aware that the website becomes labeling under FIFRA and is subject to review by the
Agency. If the website is false or misleading, the product would be misbranded and unlawful to
sell or distribute under FIFRA section 12(a)(1)(E). 40 CFR 156.10(a)(5) lists examples of
statements EPA may consider false or misleading. In addition, regardless of whether a website
is referenced on your product’s label, claims made on the website may not substantially differ
from those claims approved through the registration process. Therefore, should the Agency find
or if it is brought to our attention that a website contains false or misleading statements or
claims substantially differing from the EPA approved registration, the website will be referred
to the EPA’s Office of Enforcement and Compliance.
Your release for shipment of the product constitutes acceptance of these conditions. If these
conditions are not complied with, the registration will be subject to cancellation in accordance
with FIFRA section 6.
If you have any questions, please contact James Orrock by phone at 202-566-2862 or by email
at orrock.james@epa.gov.
Sincerely,
James Orrock, Plant Pathologist
Product Team 22, Fungicide Branch
Registration Division (7505T)
Enclosure
1
PROTHIOCONAZOLE GROUP 3 FUNGICIDE
TEBUCONAZOLE GROUP 3 FUNGICIDE
FLUOPYRAM GROUP 7 FUNGICIDE
USF0115
[ABN: Prosaro PRO 400 SC Fungicide]
For control of specific diseases on listed crops.
Active Ingredients:
Prothioconazole, 2-[2-(1-Chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-1,2-dihydro-3H-1,2,4-triazole-3-
thione……………………………………………………………………………………………………………………...17.39%
Tebuconazole, alpha-[2-(4-chlorophenyl)ethyl]-alpha-(1,1-dimethylethyl)-1H-1,2,4-triazole-1-ethanol…………8.70%
Fluopyram, N-[2-[3-chloro-5-(trifluoromethyl)-2-pyridinyl]ethyl]-2 (trifluoromethyl)benzamide…………………...8.70%
Other Ingredients: ..............................................................................................................................................65.21%
TOTAL: 100.0%
Contains 1.67 pounds of prothioconazole, 0.84 pounds of tebuconazole, and 0.84 pounds of fluopyram per U.S. gallon
EPA Reg. No. 264-1209 EPA Est.
KEEP OUT OF REACH OF CHILDREN
CAUTION
For MEDICAL and TRANSPORTATION Emergencies ONLY Call 24 Hours A Day 1-800-
334-7577 For PRODUCT USE Information Call 1-866-99BAYER (1-866-992-2937)
See [Back][Side] Panel for First Aid Instructions and [Leaflet][Booklet] for Complete Precautionary
Statements and Directions for Use. (Note to reviewer: Location of additional precautionary statements,
directions for use will vary between those listed, depending on container type/size.)
Net Contents:
PRODUCED FOR
Bayer CropScience LLC
800 N. Lindbergh Blvd.
St. Louis, MO 63167
1-866-99BAYER (1-866-992-2937)
Aug 22, 2026
264-1209
2
FIRST AID
IF SWALLOWED: • Call a poison control center or doctor immediately for treatment advice.
• Do not induce vomiting unless told to do so by a poison control center or doctor.
• Have person sip a glass of water if able to swallow.
• Do not give anything by mouth to an unconscious person.
IF ON SKIN OR
CLOTHING:
• Take off contaminated clothing.
• Rinse skin immediately with plenty of water for 15-20 minutes.
• Call a poison control center or doctor for treatment advice.
IF IN EYES: • Hold eye open and rinse slowly and gently with water for 15-20 minutes.
• Remove contact lenses, if present, after the first 5 minutes, then continue rinsing eye.
• Call a poison control center or doctor for treatment advice.
IF INHALED: • Move person to fresh air.
• If person is not breathing, call 911 or an ambulance, and then give artificial respiration, preferably
mouth-to-mouth if possible.
• Call a poison control center or doctor for treatment advice.
For MEDICAL Emergencies Call 24 Hours A Day 1-800-334-7577.
Have the product container or label with you when calling a poison control center or doctor or going for treatment.
NOTE TO PHYSICIAN: No specific antidote. Treat symptomatically.
PRECAUTIONARY STATEMENTS
HAZARDS TO HUMANS AND DOMESTIC
ANIMALS CAUTION
Harmful if swallowed, inhaled, or absorbed through the skin. Causes moderate eye irritation. Avoid contact with skin, eyes, a nd
clothing. Avoid breathing vapor or spray mist. Wash thoroughly with soap and water after handling and before eating, drinking ,
chewing gum, or using tobacco, or using the toilet. Remove and wash contaminated clothing before reuse.
Personal Protective Equipment (PPE)
Applicators and other handlers must wear:
• Long-sleeved shirt and long pants
• Chemical resistant gloves made of any waterproof material
• Shoes plus socks
• protective eyewear
Engineering Control Statements
When handlers use closed systems, enclosed cabs, or aircraft in a manner that meets the requirements listed in the Worker
Protection Standard (WPS) for agricultural pesticides [40 CFR 170.607 (d)(e)(f)], the handler PPE requirements may be reduced
or modified as specified in the WPS.
USER SAFETY RECOMMENDATIONS
• Users should remove clothing/PPE immediately if pesticide gets inside. Then wash thoroughly and put on clean clothing.
• Users should remove PPE immediately after handling this product. Wash the outside of gloves before removing. As soon as
possible, wash thoroughly and change into clean clothing.
USER SAFETY REQUIREMENTS
Follow manufacturer's instructions for cleaning/maintaining PPE. If no such instructions for washables exist, use detergent and hot
water. Keep and wash PPE separately from other laundry.
3
ENVIRONMENTAL HAZARDS
This product is toxic to mammals, fish, aquatic invertebrates, and freshwater/estuarine/marine aquatic plants. Do not apply directly
to water, or to areas where surface water is present or to intertidal areas below the mean high water mark. Runoff may be
hazardous to aquatic organisms in neighboring areas. Do not contaminate water when disposing of equipment washwater or
rinsate.
Surface Water Advisory
This product may impact surface water quality due to runoff of rain water. This is especially true for poorly draining soils and soils
with shallow ground water. This product is classified as having high potential for reaching surface water via runoff for several
months or more after application. A level, well-maintained vegetative buffer strip between areas to which this product is applied
and surface water features such as ponds, streams, and springs will reduce the potential loading of this product from runoff water
and sediment. Runoff of this product will be reduced by avoiding applications when rainfall or irrigation is expected to occur within
48 hours.
Ground Water Advisory
Degradates of prothioconazole are known to leach through soil into groundwater under certain conditions as a result of label use.
These chemicals may leach into groundwater if used in areas where soils are permeable, particularly where the water table is
shallow.
CONDITIONS OF SALE AND LIMITATIONS OF WARRANTY AND LIABILITY
Read the entire Directions for Use, Conditions, Disclaimer of Warranties and Limitations of Liability before using this product. If terms
are not acceptable, return the unopened product container at once.
By using this product, user or buyer accepts the following Conditions, Disclaimer of Warranties and Limitations of Liability.
CONDITIONS: The directions for use of this product are believed to be adequate and must be followed carefully. However, it is
impossible to eliminate all risks associated with the use of this product. Crop injury, ineffectiveness or other unintended consequences
may result because of such factors as weather conditions, presence of other materials, or the manner of use or application, all of which
are beyond the control of Bayer CropScience. To the extent consistent with applicable law, all such risks shall be assumed by the user
or buyer.
DISCLAIMER OF WARRANTIES: TO THE EXTENT CONSISTENT WITH APPLICABLE LAW, BAYER CROPSCIENCE
MAKES NO OTHER WARRANTIES, EXPRESS OR IMPLIED, OF MERCHANTABILITY OR OF FITNESS FOR A PARTICULAR
PURPOSE OR OTHERWISE, THAT EXTEND BEYOND THE STATEMENTS MADE ON THIS LABEL. No agent of Bayer CropScience
is authorized to make any warranties beyond those contained herein or to modify the warranties contained herein. TO THE EXTENT
CONSISTENT WITH APPLICABLE LAW, BAYER CROPSCIENCE DISCLAIMS ANY LIABILITY WHATSOEVER FOR SPECIAL,
INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE USE OR HANDLING OF THIS PRODUCT.
LIMITATIONS OF LIABILITY: TO THE EXTENT CONSISTENT WITH APPLICABLE LAW, THE EXCLUSIVE REMEDY OF THE
USER OR BUYER FOR ANY AND ALL LOSSES, INJURIES OR DAMAGES RESULTING FROM THE USE OR HANDLING OF THIS
PRODUCT, WHETHER IN CONTRACT, WARRANTY, TORT, NEGLIGENCE, STRICT LIABILITY OR OTHERWISE, SHALL NOT
EXCEED THE PURCHASE PRICE PAID, OR AT BAYER CROPSCIENCE’S ELECTION, THE REPLACEMENT OF PRODUCT.
4
DIRECTIONS FOR USE
It is a violation of federal law to use this product in a manner inconsistent with its labeling.
Do not apply this product in a way that will contact workers or other persons, either directly or through drift. Only protected
handlers may be in the area during application. For any requirements specific to your State or Tribe, consult the agency
responsible for pesticide regulation.
DO NOT use with handheld application equipment, including backpack or mechanically/manually pressurized hand equipment.
Not for sale, distribution, or use in Nassau and Suffolk counties, New York [except as permitted under FIFRA 24(c),
Special Local Need registration.]
AGRICULTURAL USE REQUIREMENTS
Use this product only in accordance with its labeling and with the Worker Protection Standard, 40 CFR part 170. This Standard
contains requirements for the protection of agricultural workers on farms, forests, nurseries, and greenhouses, and handlers of
agricultural pesticides. It contains requirements for training, decontamination, notification, and emergency assistance. It als o
contains specific instructions and exceptions pertaining to the statements on this label about personal protective equipment (PPE)
and restricted-entry interval (REI). The requirements in this box only apply to uses of this product that are covered by the Worker
Protection Standard.
Do not enter or allow worker entry into treated areas during the REI of 12 hours. Some crops have longer crop-specific REIs. Crop
specific REIs are listed in the Directions for Use section associated with the crop.
PPE required for early entry to treated areas that is permitted under the Worker Protection Standard and that involves contact with
anything that has been treated, such as plants, soil, or water is:
• coveralls over long-sleeved shirt and long pants
• chemical-resistant gloves made of any waterproof material
• chemical-resistant footwear plus socks
• protective eyewear
PRODUCT INFORMATION
• USF0115 is a broad -spectrum systemic fungicide for the control of Ascomycetes, Basidiomycetes and Deuteromycetes
diseases in barley, corn (field corn, field corn grown for seed, popcorn, and sweet corn), peanut, and wheat. Under
conditions conducive to extended infection periods or high disease pressure, another registered fungicide may be needed
once this product’s maximum application rates have been reached. Under these conditions use another fungicide
registered for the crop/disease.
USE RESTRICTIONS
• Observe the following restrictions when spraying in the vicinity of aquatic areas such as lakes, reservoirs, rivers,
permanent streams, marshes or natural ponds, and estuaries.
o Apply only during alternate years in fields adjacent to aquatic areas listed above.
o Do not apply by ground or air within 100 feet of aquatic areas listed above.
o Do not cultivate within 10 feet of an aquatic area to allow growth of a vegetative filter strip.
o Spray Drift Management: For aerial applications, the spray boom should be mounted on the aircraft so as to
minimize drift caused by wing tip vortices. The minimum practical boom length should be used, and must not
exceed 75% of the wingspan or rotor diameter.
o Use the largest droplet size consistent with pest control. Formation of very small droplets may be minimized by
appropriate nozzle selection, by orienting nozzles away from the air stream as much as possible and by avoiding
excessive spray boom pressure.
o Apply in a minimum of 2 gallons of spray solution by acre by aircraft spray equipment, unless stated differently in
the CROP USE DIRECTIONS.
o Spray should be released at the lowest possible height consistent with good pest control and flight safety.
Applications more than 10 feet above the crop canopy should be avoided.
o Make aerial or ground applications when wind velocity favors on-target product deposition (approximately 3 to 10
mph). Do not apply when wind velocity exceeds 15 mph. Avoid applications when wind gusts approach 15 mph.
o Risk of exposure to sensitive aquatic areas can be reduced by avoiding applications when wind direction is toward
the aquatic area.
o Low humidity and high temperatures increase the evaporation rate of spray droplets and therefore the likelihood
of spray drift to aquatic areas. Avoid spraying during conditions of low humidity and/or high temperature.
o Do not make aerial or ground applications during temperature inversions. Inversions are characterized by stable
air and increasing temperatures with height above the ground. Mist or fog may indicate the presence of an
inversion in humid areas. The applicat or may detect the presence of an inversion by producing smoke and
observing a smoke layer near the ground surface.
o DO NOT use with handheld application equipment, including backpack or mechanically/manually pressurized
hand equipment.
5
APPLICATION INSTRUCTIONS
• USF0115 may be applied by either ground, aerial and/or chemigation application equipment. Equipment must be properly
calibrated before use.
• Complete coverage and uniform application are essential for the most effective results, especially when lower spray
volumes are applied. If necessary, increase the spray volume per acre for complete crop coverage.
• Thoroughly mix contents before use and application. Recirculate or mix the product for at least 5 minutes prior to each
use. For large containers, 15 gallons containers or more, mix the product with the built -in mixer for 5 -10 minutes before
each use.
Aerial Application
Apply in a minimum of 2 gallons of spray solution per acre unless stated differently in the RESTRICTIONS or the CROP USE
DIRECTIONS sections. Avoid application under conditions when uniform coverage cannot be obtained or when excessive spray drift
may occur. Aerial application is prohibited in New York State.
Check equipment calibration frequently.
Ground Application
Apply in a minimum of 10 gallons of spray solution per acre. Complete coverage and uniform application are essential for the m ost
effective results, especially when lower spray volumes are applied. If necessary, increase the spray volume per acre for complete crop
coverage.
CHEMIGATION
Apply USF0115 through irrigation equipment only to crops for which chemigation is specified on this label.
USF0115 alone or in combination with other pesticides, which are registered for application through irrigation systems, may be applied
through irrigation systems. Apply this product only through center pivot, solid set, hand move, or moving wheel irrigation systems. Do
not apply this product through any other type of irrigation system. Illegal pesticide residues in the crop can result from nonuniform
distribution of treated water. If you have questions about calibration, you should contact State Extension Service specialists, equipment
manufacturers, or other experts. Do not connect an irrigation system (including greenhouse systems) used for pesticide application to
a public water system, unless the pesticide label -prescribed safety devices for public water systems are in place. A person
knowledgeable of the chemigation system and responsible for its operation, or un der the supervision of the responsible person, shall
shut the system down and make necessary adjustments should the need arise.
Public water system
Public water system' means a system for the provision to the public of piped water for human consumption if such system has at least
15 service connections or regularly serves an average of at least 25 individuals daily at least 60 days out of the year. Chemigation
systems connected to public water systems must contain a functional, reduced-pressure zone (RPZ), back flow preventer, or the
functional equivalent in the water supply line upstream from the point of pesticide introduction. As an alternative to the RPZ, the water
from the public water system should be discharged into a reservoir tank prior to pesticide introduction. There shall be a complete
physical break (air gap) between the flow outlet end of the fill pipe and the top or overflow rim of the reservoir tank of at least twice the
inside diameter of the fill pipe. The pesticide injection pipeline must contain a functional, automatic, quick-closing check valve to prevent
the flow of fluid back toward the injection pump. Pesticide injection pipeline must contain a functional, normally closed, solenoid -
operated valve located on the intake side of the injection pump and connected to the system interlock to prevent fluid from being
withdrawn from the supply tank when the irrigation system is either automatically or manually shut down. The systems must contain
functional interlocking controls, to automatically shut off the pesticide injection pump when the water pump motor stops, or in cases
where there is no water pump, when the water pressure decreases to the point where pesticide distribution is adversely affected.
Systems must use a metering pump, such as a positive displacement injection pump (e.g., diaphragm pump) effectively designed and
constructed of materials that are compatible with pesticides and capable of being fitted with a system interlock.
Operating Instructions
1. The system must contain a functional check -valve, vacuum relief valve, and low -pressure drain appropriately located on the
irrigation pipeline to prevent water-source contamination from backflow.
2. The pesticide injection pipeline must contain a functional, automatic, quick -closing check-valve to prevent the flow of fluid back
toward the injection pump.
3. The pesticide injection pipeline must also contain a functional, normally closed, solenoid -operated valve located on the intake
side of the injection pump and connected to the system interlock to prevent fluid from being withdrawn from the supply tank w hen
the irrigation system is either automatically or manually shut down.
4. The system must contain functional interlocking controls to automatically shut off the pesticide injection pump when the wate r
pump motor stops.
5. The irrigation line or water pump must include a functional pressure switch, which will stop the water pump motor when the water
pressure decreases to the point where pesticide distribution is adversely affected.
6. Systems must use a metering pump, such as a positive displacement injection pump (e.g., diaphragm pump), effectively
designed, and constructed of materials that are compatible with pesticides and capable of being fitted with a system interlock.
6
7. Do not apply when wind speed favors drift beyond the area intended for treatment.
Center Pivot Irrigation Equipment
Notes: (1) Use only with drive systems, which provide uniform water distribution. (2) Do not use end guns when chemigating USF0115
through center pivot systems because of non-uniform application.
Determine the size of the area to be treated. Determine the time required to apply 1/8 -1/2 inch of water over the area to be treated
when the system and injection equipment are operated at normal pressures as recommended by the equipment manufacturer. When
applying USF0115 through irrigation equipment use the lowest obtainable water volume while maintaining uniform distribution. Run
the system at 80-95% of the manufacturer’s rated capacity. Using water, determine the injection pump output when operated at normal
line pressure. Determine the amount of USF0115 required to treat the area covered by the irrigation system. Add the required amount
of USF0115 and sufficient water to meet the injection time requirements to the solution tank. Make sure the system is fully charged
with water before starting injection of the USF0115 solution. Time the injection to last at least as long as it takes to bring the system
to full pressure. Maintain constant solution tank agitation during the injection period. Continue to operate the system until the USF0115
solution has cleared the sprinkler head.
Solid Set, Hand Move, and Moving Wheel Irrigation Equipment
When applying USF0115 through irrigation equipment use the lowest obtainable water volume while maintaining uniform distribution.
Determine the amount of USF0115 required to treat the area covered by the irrigation system. Add the required amount of USF0115
into the same quantity of water used to calibrate the injection period. Operate the system at the same pressure and time inte rval
established during the calibration. Stop injection equipment after treatment is completed. Continue to operate the system unt il the
USF0115 solution has cleared the last sprinkler head.
Adjuvants: USF0115 is recommended to be used with a registered non -ionic surfactant at the lowest specified labeled rate for
most uses. Refer to the USE DIRECTIONS FOR SPECIFIC CROPS for adjuvant recommendations on corn.
SPRAY DRIFT ADVISORIES
THE APPLICATOR IS RESPONSIBLE FOR AVOIDING OFF-SITE SPRAY DRIFT. BE AWARE OF NEARBY NON-
TARGET SITES AND ENVIRONMENTAL CONDITIONS.
Importance Of Droplet Size
An effective way to reduce spray drift is to apply large droplets. Use the largest droplets that provide target pest control. While applying
larger droplets will reduce spray drift, the potential for drift will be greater if applications are made improperly or under unfavorable
environmental conditions.
Controlling Droplet Size – Ground Boom
• Volume - Increasing the spray volume so that larger droplets are produced will reduce spray drift. Use the highest practical
spray volume for the application. If a greater spray volume is needed, consider using a nozzle with a higher flow rate.
• Pressure - Use the lowest spray pressure recommended for the nozzle to produce the target spray volume and droplet size.
• Spray Nozzle - Use a spray nozzle that is designed for the intended application. Consider using nozzles designed to reduce
drift.
Controlling Droplet Size – Aircraft
• Adjust Nozzles - Follow nozzle manufacturer’s recommendations for setting up nozzles. Generally, to reduce fine droplets,
nozzles should be oriented parallel with the airflow in flight.
Boom Height – Ground Boom
For ground equipment, the boom should remain level with the crop and have minimal bounce.
Release Height – Aircraft
Higher release heights increase the potential for spray drift.
Shielded Sprayers
Shielding the boom or individual nozzles can reduce spray drift. Consider using shielded sprayers. Verify that the shields are not
interfering with the uniform deposition of the spray on the target area.
Temperature And Humidity
When making applications in hot and dry conditions, use larger droplets to reduce effects of evaporation.
Temperature Inversions
Drift potential is high during a temperature inversion. Temperature inversions are characterized by increasing temperature with altitude
and are common on nights with limited cloud cover and light to no wind. The presence of an inversion can be indicated by ground fog or
by the movement of smoke from a ground source or an aircraft smoke generator. Smoke that layers and moves laterally in a
concentrated cloud (under low wind conditions) indicates an inversion, while smoke that moves upward and rapidly dissipates indicates
good vertical air mixing. Avoid applications during temperature inversions.
7
Wind
Drift potential generally increases with wind speed. AVOID APPLICATIONS DURING GUSTY WIND CONDITIONS. Applicators need
to be familiar with local wind patterns and terrain that could affect spray drift.
COMPATIBILITY TESTING AND TANK MIX PARTNERS
Mixing Procedures
Prepare no more spray mixture than is necessary for the immediate operation. Thoroughly clean spray equipment before using th is
product. Maintain maximum agitation throughout the spray operation. Do not let the spray mixture stand overnight in the spray tank.
Flush the spray equipment thoroughly following each use and apply the rinsate to the previously treated area or dispose of the rinsate
according to local regulations. Do not tank mix with products containing a prohibition against tank mixing. Follow th e most restrictive
labeling requirements of any tank mix product.
USF0115 alone: Add ½ of the required amount of water to the mix tank. With the agitator running, add the USF0115 to the tank.
Continue agitation while adding the remainder of the water. Begin application of the solution after the product has completel y and
uniformly dispersed into the mix water. Maintain agitation until all of the mixture has been applied.
USF0115 + Tank-Mix Partners: Add ½ of the required amount of water to the mix tank. Start the agitator running before adding any
of the tank-mix partners. In general, tank-mix partners should be added in this order: products packaged in water-soluble packaging*,
wettable powders, wettable granules (dry flowables), liquid flowables, liquids, and emulsifiable concentrates. Always allow each tank-
mix partner to become fully and uniformly dispersed before adding the next product. Provide sufficient agitation while adding the
remainder of the water. Maintain agitation until all of the mixture has been applied.
* Note: When using USF0115 in tank mixtures, all products in water-soluble packaging should be added to the tank before any other
tank-mix partner, including USF0115. Allow the water -soluble packaging to completely disperse before adding any other tank -mix
partner to the tank.
If using USF0115 in a tank mixture, observe all directions for use, crop/sites, use rates, dilution ratios, precautions, and limitations;
which appear on the tank-mix product label. Label dosage rate must not be exceeded, and the most restrictive label precautions and
limitations must be followed. This product must not be mixed with any product that prohibits such mixing. Tank mixtures or ot her
applications of products referenced on this label are permitted only in those states in which the referenced products are registered.
USF0115 is compatible with most insecticide, fungicide, herbicide, and foliar nutrient products. However, the physical compatibility of
USF0115 with tank-mix partners should be tested before use. To determine the physical compatibility of USF0115 with other products,
use a jar test, as described below.
Using a quart jar, add the proportionate amounts of the products to 1 qt. of water. Add wettable powders and water-dispersible granular
products first, then liquids and emulsifiable concentrates last. After thoroughly mixing, let stand for at least 5 minutes. If the combination
remains mixed or can be remixed readily, it is physically compatible. Once compatibility has been proven, use the same procedure for
adding required ingredients to the spray tank. For further information, contact your local Bayer Crop Science representative.
The crop safety of all potential tank mixes including additives and other pesticides on all crops has not been tested. Before applying
any tank mixture not specified on this label, the safety to the target crop should be confirmed. To test for crop safety, apply USF0115
to the target crop in a small area and in accordance with label instructions for the target crop.
FUNGICIDE RESISTANCE MANAGEMENT (FRAC) RECOMMENDATIONS
For resistance management, please note that USF0115 contains both Group 3 (prothioconazole and tebuconazole) and Group 7
(fluopyram) fungicides. Any fungal population may contain individuals naturally resistant to USF0115 and other Group 3 and Group 7
fungicides. A gradual or total loss of pest control may occur over time if these (fungicides) are used repeatedly in the same fields.
Appropriate resistance-management strategies should be followed.
To delay fungicide resistance, take one or more of the following steps:
• Rotate the use of USF0115 fungicide within a growing season with other fungicide groups that control the same pathogens.
• Use tank mixtures with fungicide from a different group that are equally effective on the target pest when such use is permitted.
• Use at least the minimum application rate as labeled by the manufacturer.
• Adopt an integrated disease management program for fungicide use that includes scouting, uses historical information related to
pesticide use, and crop rotation, and which considers host plant resistance, impact of environmental conditions on disease
development, disease thresholds, as well as cultural, biological and other chemical control practices.
• Where possible, make use of predictive disease models to effectively time fungicide applications. Note that using predictive models
alone is not sufficient to manage resistance.
• Monitor treated fungal/bacterial populations for resistance development.
• Contact your local extension specialist or certified crop advisor for any additional pesticide resistance-management and/or IPM
recommendations for specific crops and pathogens.
• For further information or to report suspected resistance contact Bayer CropScience at 1 -866-99BAYER (1-866-992-2937). You
can also contact your pesticide distributor or university extension specialist to report resistance.
8
ROTATIONAL RESTRICTIONS
Treated areas may be replanted with barley, corn (field corn, field corn grown for seed, and popcorn), dry beans (except cowpea),
peanuts, soybeans, triticale, and wheat as soon as practical after last application. Do not rotate to sweet corn within 30 days of the
last application. The following crops can be replanted 120 days after the last application of USF0115. Do not rotate to crops other
than those listed below:
Additional cereals not listed on this label, Alfalfa, Artichoke, (Globe); Brassica (cole) leafy vegetables (group 5); Bulb vegetables
(group 3-07); Carrot; Citrus (group 10-10); Cotton (subgroup 20C); Cucurbits (group 9); Dill seed; Fruiting Vegetables (group 8-10);
Ginseng; Grapes and small vines (except fuzzy kiwifruit) (subgroup 13-07F); Herb (subgroup 19A); Hops; Leafy vegetables (except
watercress) (group 4); Legume Vegetables (except cowpea and dried peas); Pome fruit (group 11-10); Potato and other root,
tuberous and corm vegetables (except sugarbeet) (subgroups 1B and 1C); Rapeseed (subgroup 20A); Small Berries (caneberries
and bushberries) (subgroups 13-07A and 13-07B); Stone Fruits (group 12-12); Strawberry and other low-growing berries, except
cranberry (subgroup 13-07G); Sugarbeet; Sugarcane (Region 3); Sunflower (subgroup 20B); Tobacco; Tree Nuts (group 14-12).
9
CROP USE DIRECTIONS
BARLEY
Disease Controlled Product Rate (fl oz/A) Product Instructions
Leaf and Stem Diseases
Net Blotch
(Pyrenophora teres)
Powdery Mildew
(Blumeria graminis f. sp. hordei)
Scald
(Rhynchosporium secalis)
Spot Blotch
(Bipolaris sorokiniana)
Rusts
(Puccinia spp.)
10.3 – 13.6
(0.134 lbs prothioconazole/A +
0.067 lbs tebuconazole/A + 0.067 lbs
fluopyram/A to 0.177 lbs
prothioconazole/A + 0.089 lbs
tebuconazole/A + 0.089 lbs
fluopyram/A)
Straw cut after harvest may be fed or used for
bedding.
When applied through chemigation, large
carrier volumes may result in reduced
activity against Fusarium head blight.
Disease Suppressed Product Rate (fl oz/A) Product Instructions
Fusarium Head Blight
(Fusarium spp.)
10.3 – 13.6
(0.134 lbs prothioconazole/A +
0.067 lbs tebuconazole/A + 0.067 lbs
fluopyram/A to 0.177 lbs
prothioconazole/A + 0.089 lbs
tebuconazole/A + 0.089 lbs
fluopyram/A)
The optimal time to apply USF0115 is as a
preventative foliar spray when barley heads on
the main stem are fully emerged (~ Feekes
Growth Stage 10.5). Spray equipment must be
set to provide good coverage of barley heads.
For thorough coverage of the barley head using
ground application equipment, use forward,
forward and backward mounted nozzles, or
nozzles that have a two-directional spray.
Nozzles should be operated within the spray
pressure directions suggested by the
manufacturer.
For aerial applications made prior to heading
(prior to Feekes Growth Stage 10.5), apply a
minimum of 2 gpa spray solution. For aerial
applications made at the heading growth stage
or later, apply in a minimum of 3 gpa spray
solution. Chemigation use is allowed only for
applications made prior to heading. Higher
carrier volumes increase the likelihood of more
complete coverage of the grain heads.
Restrictions:
• Pre-Harvest Interval (PHI): 32 days
• Do not make more than one application of USF0115 per year.
• Grazing livestock or feeding of green forage is only permitted 14 or more days after the last application of USF0115.
• Minimum ground application volume: 10 gallons/Acre
• For aerial applications made prior to heading (prior to Feekes Growth Stage 10.5), apply a minimum of 2 gpa spray
solution. For aerial applications made at the heading growth stage or later, apply in a minimum of 3 gpa spray solution.
Chemigation use is allowed only for applications made prior to heading.
• Maximum USF0115 allowed per year: 13.6 fluid ounces/Acre (0.177 lbs prothioconazole, 0.089 lbs tebuconazole, 0.089 lbs
fluopyram per acre).
• Regardless of formulation or method of application, do not apply more than 0.293 lbs prothioconazole per acre per year.
• Regardless of formulation or method of application, do not apply more than 0.113 lbs tebuconazole per acre per year.
• Regardless of formulation or method of application, do not apply more than 0.223 lbs fluopyram per acre per year.
• Do not make more than 2 sequential applications of a Group 7 containing product before rotating to a fungicide from a
different group.
• DO NOT use with handheld application equipment, including backpack or mechanically/manually pressurized hand
equipment.
10
CORN1
Field Corn, Field Corn Grown For Seed and Popcorn
Disease Controlled Product Rate (fl oz/A) Product Instructions
Anthracnose
(Colletotrichum graminicola)
Eye spot
(Aureobasidium zeae)
Gray leaf spot
(Cercospora zeae-maydis)
Northern corn leaf blight
(Setosphaeria turcica)*
Northern corn leaf spot
(Cochliobolus carbonum)*
Rust
(Puccinia spp.)
Southern corn leaf blight
(Cochliobolus heterostrophus)*
Tar spot
(Phyllachora maydis)
*The above diseases are also known as
Helminthosporium leaf blights
10.3
(0.134 lbs prothioconazole/A + 0.067 lbs
tebuconazole/A + 0.067 lbs fluopyram/A)
Under some conditions, the lowest
specified labeled rate of a spray
adjuvant may be tank-mixed with
USF0115 to improve performance.
Apply USF0115 when disease first
appears.
Restrictions:
• Pre-Harvest Interval (PHI) for forage: 21 day(s), Do not allow livestock to graze corn forage within 21 days of application.
• Pre-Harvest Interval (PHI) for grain or fodder: 36 day(s), Do not allow livestock to graze corn fodder within 36 days of
application.
• Minimum interval between applications: 14 days
• Minimum application volumes: 10 gallons/Acre (Ground); 2 gallons/Acre (Aerial)
• Maximum USF0115 allowed per year: 41.2 fluid ounces/Acre (0.538 lbs prothioconazole, 0.270 lbs tebuconazole, 0.270 lbs
fluopyram per acre).
• Do not use adjuvants if USF0115 is applied between corn growth stages V8 (8 leaf collar) and VT (lowest branch of the
tassel is visible but silks have not emerged).
• Do not make more than 2 sequential applications of a Group 7 containing product before rotating to a fungicide from a
different group.
• Regardless of formulation or method of application, do not apply more than 0.713 lbs prothioconazole per acre per year.
• Regardless of formulation or method of application, do not apply more than 0.675 lbs tebuconazole per acre per year.
• Regardless of formulation or method of application, do not apply more than 0.446 lbs fluopyram per acre per year.
• DO NOT use with handheld application equipment, including backpack or mechanically/manually pressurized hand
equipment.
1 Not for use on corn in New York.
11
PEANUT
Foliar Disease Controlled Product Rate (fl oz/A) Product Instructions
Early Leaf spot
(Cercospora arachidicola)
Late Leaf Spot
(Cercosporidium personatum)
Leaf Rust
(Puccinia arachidis)
Web Blotch
(Phoma arachidicola)
Leaf Scorch and Pepper Spot
(Leptosphaerulina crassiasca)
10.3 - 13.6
(0.134 lbs
prothioconazole/A +
0.067 lbs tebuconazole/A +
0.067 lbs fluopyram/A to
0.178 lbs prothioconazole/A
+ 0.089 lbs tebuconazole/A +
0.089 lbs fluopyram/A)
USF0115 must be carried by rainfall or
irrigation into the root and pod zone for
control of root and pod rots.
Soil-Borne Disease Controlled Product Rate (fl oz/A)
Sclerotium Rot, White Mold, Southern
Blight, Southern Stem Rot
(Sclerotium rolfsii)
Rhizoctonia Limb Rot, Peg Rot, Pod Rot
(Rhizoctonia solani)
10.3 - 13.6
(0.134 lbs
prothioconazole/A +
0.067 lbs tebuconazole/A +
0.067 lbs fluopyram/A to
0.178 lbs prothioconazole/A
+ 0.089 lbs tebuconazole/A +
0.089 lbs fluopyram/A)
Soil-Borne Disease Suppressed Product Rate (fl oz/A)
Cylindrocladium Black Rot
(Cylindrocladium crotalariae)
10.3 - 13.6
(0.134 lbs
prothioconazole/A +
0.067 lbs tebuconazole/A +
0.067 lbs fluopyram/A to
0.178 lbs prothioconazole/A
+ 0.089 lbs tebuconazole/A +
0.089 lbs fluopyram/A)
Restrictions:
• Pre-Harvest Interval (PHI): 14 day(s)
• Do not feed hay or thrashings or allow livestock to graze in treated areas.
• Minimum interval between applications: 14 days
• Minimum application volumes: 10 gallons/Acre (Ground); 2 gallons/Acre (Aerial)
• Maximum USF0115 allowed per year: 54.6 fluid ounces/Acre (0.712 lbs prothioconazole, 0.358 lbs tebuconazole, 0.358 lbs
fluopyram per acre).
• Do not make more than 2 sequential applications of a Group 7 containing product before rotating to a fungicide from a different
group.
• Regardless of formulation or method of application, do not apply more than 0.713 lbs prothioconazole per acre per year.
• Regardless of formulation or method of application, do not apply more than 0.810 lbs tebuconazole per acre per year.
• Regardless of formulation or method of application, do not apply more than 0.446 lbs fluopyram per acre per year.
• DO NOT use with handheld application equipment, including backpack or mechanically/manually pressurized hand equipment.
12
WHEAT
(Spring, Durum, And Winter)
Disease Controlled Product Rate (fl oz/A) Product Instructions
Fusarium Head Blight
(Fusarium spp.)
Leaf and Stem Diseases
Powdery Mildew
(Blumeria graminis f. sp. tritici)
Rusts
(Puccinia spp.)
Septoria Leaf Blotch
(Septoria tritici)
Stagonospora Blotch
(Stagonospora nodorum)
Tan Spot
(Pyrenophora tritici-repentis)
10.3 – 13.6
(0.134 lbs prothioconazole/A +0.067 lbs
tebuconazole/A + 0.067 lbs fluopyram/A to
0.177 lbs prothioconazole/A + 0.089 lbs
tebuconazole/A + 0.089 lbs fluopyram/A)
Straw may be fed or used for bedding.
Fusarium Head Blight and Ergot
Target application after 75% of the wheat
heads on the main stem are fully emerged until
flowering has ended. Optimal application
timing for deoxynivalenol (DON) reduction is
when first flowers emerge on the main heads.
Spray equipment must be set to provide good
coverage to wheat heads. For thorough
coverage of the wheat head using ground
application equipment, use forward, forward
and backward mounted nozzles, or nozzles
that have a two-directional spray. Operate
nozzles within the spray pressure directions
suggested by the manufacturer. When applied
through chemigation, large carrier volumes
may result in reduced activity against Fusarium
head blight and ergot.
For aerial application made prior to early flower
(prior to Feekes Growth Stage 10.51, apply a
minimum of 2 gpa spray solution. For aerial
applications made at the early flower growth
stage or later, apply in a minimum of 3 gpa
spray solution. Chemigation use is allowed
only for applications made prior to early flower.
Higher carrier volumes increase the likelihood
of more complete coverage of the grain heads.
Leaf and Stem Diseases
Apply USF0115 as a preventive foliar spray
when the earliest disease symptoms appear
on the leaves and stems. Wheat fields should
be observed closely for early disease
symptoms, particularly when susceptible
varieties are planted and/or under prolonged
conditions favorable for disease development.
Disease Suppressed Product Rate (fl oz/A)
Ergot
(Claviceps purpurea)
10.3 – 13.6
(0.134 lbs prothioconazole/A +0.067 lbs
tebuconazole/A + 0.067 lbs fluopyram/A to
0.177 lbs prothioconazole/A + 0.089 lbs
tebuconazole/A + 0.089 lbs fluopyram/A)
Restrictions:
• Pre-Harvest Interval (PHI): 30 day(s)
• Minimum interval between applications: 14 days
• Do not allow livestock to graze or feed green forage to livestock prior to 14 days after treatment with USF0115.
• Minimum ground application volume: 10 gallons/Acre
• For aerial application made prior to early flower (prior to Feekes Growth Stage 10.51, apply a minimum of 2 gpa spray solution.
For aerial applications made at the early flower growth stage or later, apply in a minimum of 5 gpa spray solution. Chemigation
use is allowed only for applications made prior to early flower.
• Maximum USF0115 allowed per year: 13.6 fluid ounces/Acre (0.177 lbs prothioconazole, 0.089 lbs tebuconazole, 0.089 lbs
fluopyram per acre).
• Do not make more than 2 sequential applications of a Group 7 containing product before rotating to a fungicide from a different
group.
• Regardless of formulation or method of application, do not apply more than 0.293 lbs prothioconazole per acre per year.
• Regardless of formulation or method of application, do not apply more than 0.113 lbs tebuconazole per acre per year.
• Regardless of formulation or method of application, do not apply more than 0.223 lbs fluopyram per acre per year.
• DO NOT use with handheld application equipment, including backpack or mechanically/manually pressurized hand equipment.
13
STORAGE AND DISPOSAL
Do not contaminate water, food, or feed by storage or disposal.
Pesticide storage
Store in a cool, dry place and in such a manner as to prevent cross contamination with other pesticides, fertilizers, food, and feed. Store
in original container and out of the reach of children, preferably in a locked storage area.
Handle and open container in a manner as to prevent spillage. If container is leaking, invert to prevent leakage. If the container is leaking
or material is spilled for any reason or cause, carefully dam up spilled material to prevent runoff. Refer to Precautionary Statements on
label for hazards associated with the handling of this material. Do not walk through spilled material. Absorb spilled material with
absorbing type compounds and dispose of as directed for pesticides below. In spill or leak incidents, keep unauthorized people away.
Pesticide disposal
Wastes resulting from the use of this product may be disposed of on site or at an approved waste disposal facility.
Container handling
[Non-Refillable Containers]
Rigid, Non-refillable containers (equal to or less than 5 gallons)
Non-refillable container. Do not reuse or refill this container. Triple rinse or pressure rinse container (or equivalent) promptly after
emptying. Triple rinse as follows: Empty the remaining contents into application equipment or a mix tank and drain for 10 seconds after
the flow begins to drip. Fill the container 1/4 full with water and recap. Shake for 10 seconds. Pour rinsate into application equipment or
a mix tank or store rinsate for later use or disposal. Drain for 10 seconds after the flow begins to drip. Repeat this procedure two more
times.
Pressure rinse as follows: Empty the remaining contents into application equipment or a mix tank and continue to drain for 10 seconds
after the flow begins to drip. Hold container upside down over application equipment or mix tank or collect rinsate for later use or
disposal. Insert pressure rinsing nozzle in the side of the container, and rinse at about 40 PSI for at least 30 seconds. Drain for 10
seconds after the flow begins to drip.
Once container is rinsed, offer for recycling if available or puncture and dispose of in a sanitary landfill or by incineration.
Rigid Non-refillable Containers that are too large to shake (i.e., with capacities greater than 5 gallons or 50 lbs)
Non-refillable container. Do not reuse or refill this container. Refer to Bottom Discharge IBC or Top Discharge IBC, Drums, Kegs
information as follows.
Bottom Discharge IBC (e.g. – Schuetz Caged IBC or Snyder Square Stackable)
Pressure rinsing the container before final disposal is the responsibility of the person disposing of the container. To pressure rinse the
container before final disposal, empty the remaining contents from the IBC into application equipment or mix tank. Raise the bottom of
the IBC by 1.5 inches on the side which is opposite of the bottom discharge valve to promote more complete product removal.
Completely remove the top lid of the IBC. Use water pressurized to at least 40 PSI to rinse all interior portions. Continuously pump or
drain rinsate into application equipment or rinsate collection system while pressure rinsing. Continue pressure rinsing for 2 minutes or
until rinsate becomes clear. Replace the lid and close bottom valve.
Top Discharge IBC, Drums, Kegs (e.g.– Snyder 120 Next Gen, Bonar B120, Drums, Kegs)
Triple rinsing the container before final disposal is the responsibility of the person disposing of the container. To triple rinse the container
before final disposal, empty the remaining contents from this container into application equipment or mix tank. Fill the container at least
10 percent full with water. Agitate vigorously or recirculate water with the pump for 2 minutes. Rinse all interior surfaces. Pour or pump
rinsate into application equipment or rinsate collection system. Repeat this procedure two more times.
Top Discharge IBC, Drums, Kegs (e.g.– Snyder 120 Next Gen, Bonar B120, Drums, and Kegs)
Triple rinsing the container before final disposal is the responsibility of the person disposing of the container. To triple rinse the container
before final disposal, empty the remaining contents from this container into application equipment or mix tank. Fill the container at least
10 percent full with water. Agitate vigorously or recirculate water with the pump for 2 minutes. Rinse all interior surfaces. Pour or pump
rinsate into application equipment or rinsate collection system. Repeat this procedure two more times.
Once container is rinsed, offer for recycling if available or puncture and dispose of in a sanitary landfill or by incineration.
Non-Rigid, Non-refillable Containers
Nonrefillable container. Do not reuse or refill this container. Completely empty container into application equipment. Then offer for
recycling if available or dispose of in a sanitary landfill or by other procedures approved by state and local authorities.
[Refillable Containers]
Refillable container. Refer to Bottom Discharge IBC or Top Discharge IBC, Drums, Kegs information as follows. Refill this container with
pesticide only. Do not reuse this container for any other purpose. Contact your Ag retailer or Bayer CropScience for container return,
disposal and recycling information.
14
Bottom Discharge IBC (e.g. – Schuetz Caged IBC or Snyder Square Stackable)
Pressure rinsing the container before final disposal is the responsibility of the person disposing of the container. Cleaning before refilling
is the responsibility of the refiller. To pressure rinse the container before final disposal, empty the remaining contents from the IBC into
application equipment or mix tank. Raise the bottom of the IBC by 1.5 inches on the side which is opposite of the bottom discharge valve
to promote more complete product removal. Completely remove the top lid of the IBC. Use water pressurized to at least 40 PSI to rinse
all interior portions. Continuously pump or drain rinsate into application equipment or rinsate collection system while pressure rinsing.
Continue pressure rinsing for 2 minutes or until rinsate becomes clear. Replace the lid and close bottom valve.
Once container is rinsed, offer for recycling if available or puncture and dispose of in a sanitary landfill or by incineration.
Top Discharge IBC, Drums, Kegs (e.g.– Snyder 120 Next Gen, Bonar B120, Drums, Kegs)
Triple rinsing the container before final disposal is the responsibility of the person disposing of the container. Cleaning before refilling is
the responsibility of the refiller. To triple rinse the containers before final disposal, empty the remaining contents from this container into
application equipment or mix tank. Fill the container at least 10 percent full with water. Agitate vigorously or recirculate water with the
pump for 2 minutes. Rinse all interior surfaces. Pour or pump rinsate into application equipment or rinsate collection system. Repeat this
procedure two more times.
Once container is rinsed, offer for recycling if available or puncture and dispose of in a sanitary landfill or by incineration.
End users are authorized to remove tamper-evident cables as required to remove the product from the container unless the container is
equipped with one-way valves and refilling or returning is planned. If this is the case, end-users are not authorized to remove tamper-
evident cables, remove one-way valves, or clean container.
USF0115 (PENDING) 11/22/2021, 06/22/2026, 06/23/2026, 07/23/2026, 07/29/2026