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Virkon Professional Tablets

This page contains information on Virkon Professional Tablets for veterinary use.
The information provided typically includes the following:
  • Virkon Professional Tablets Indications
  • Warnings and cautions for Virkon Professional Tablets
  • Direction and dosage information for Virkon Professional Tablets

Virkon Professional Tablets

This treatment applies to the following species:
Company: Lanxess


Broad Spectrum Disinfectant

Tablet Form

Effective against Viruses* including Canine Parvovirus*, Bacteria, Fungi


Potassium peroxymonosulfate


Sodium chloride






Equivalent to 9.75% Available Chlorine




IF IN EYES: Hold eye open and rinse slowly and gently with water for 15-20 minutes. Remove contact lenses, if present, after 5 minutes, then continue rinsing eye. Call a Poison Control Center or doctor for further treatment advice.

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 further treatment advice.

IF SWALLOWED: Call a Poison Control Center or doctor immediately for treatment advice. Have person sip a glass of water if able to swallow. Do not induce vomiting unless told to do so by the poison control center or doctor. Do not give anything by mouth to an unconscious person.

HOT LINE NUMBER For 24-hour emergency information on this product, call 866-673-6350.

Have the product container or label with you when calling a Poison Control Center or doctor, or going for treatment.

NOTE TO PHYSICIAN: Probable mucosal damage may contraindicate the use of gastric lavage.



DANGER: Powder is corrosive. Causes irreversible eye damage or skin burns. Harmful if swallowed or absorbed through the skin. Do not get in eyes, on skin or on clothing. Wear goggles (or face shield). Wear protective clothing (long sleeve shirt and long pants, socks plus shoes and chemical resistant gloves such as water proof gloves). Wash hands before eating, drinking, chewing gum, using tobacco or using the toilet. Remove contaminated clothing and wash clothing before reuse.

Corrosive statement refers to powder only not in use-diluted solution.


Do not discharge effluent containing this product into lakes, streams, ponds, estuaries, oceans or other waters unless in accordance with the requirements of a National Pollutant Discharge Elimination System (NPDES) permit and the permitting authority has been notified in writing prior to discharge. Do not discharge effluent containing this product to sewer systems without previously notifying the local sewage treatment plant authority. For guidance, contact your State Water Board or Regional Office of the EPA.


Virkon™ Professional is effective against numerous microorganisms affecting animals: viruses*, gram positive and gram negative bacteria, fungi, and mycoplasma (spp. gallisepticum & hyopneumonia). Efficacy of the 1% solution against bacteria and viruses* was determined in the presence of 400 ppm (200 ppm in California) AOAC hard water and 5% organic material in most cases. The exceptions are noted with qualifiers, e.g., “no hard water,” “1% soil load,” and “use 2% solution”.


Do not contaminate water, food, or feed by storage and disposal.

PESTICIDE STORAGE: For pails, jugs, bottles: Store in a cool dry place in tightly closed container. Keep out of reach of children. Always replace lid after use. Retain desiccant canister with product during storage. Do not mix this product with other chemicals.

For sachet, pouch, packet, bag: Store in a cool dry place. Keep out of reach of children. Retain desiccant canister with product during storage. Do not mix this product with other chemicals.

For spray bottle with in-use solution: Store in a cool dry place. Keep out of reach of children. Do not mix this product with other chemicals.

PESTICIDE DISPOSAL: Pesticide wastes may be hazardous. Improper disposal of excess pesticide, spray mixture, or rinsate is a violation of Federal Law. If these wastes cannot be disposed of by use according to label instructions, contact your State Pesticide or Environmental Control Agency, or the Hazardous Waste Representative at the nearest EPA Regional Office for guidance.

CONTAINER DISPOSAL: Nonrefillable container. Do not reuse or refill this container. Triple rinse container (or equivalent) promptly after emptying. Triple rinse as follows: Empty the remaining contents into application equipment or a mix tank. 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. Then offer for recycling or reconditioning, or puncture and dispose of in a sanitary landfill, or, if allowed by state and local authorities, by burning. If burned, stay out of smoke.




Actinobacillus pleuropneumoniae

Bacillus cereus

Brucella abortus

Campylobacter jejuni

Clostridium perfringens

Dermatophilus congolensis (2%)

Escherichia coli

Klebsiella pneumoniae

Mycoplasma gallisepticum

Mycoplasma hyopneumonia

Pasteurella multocida

Pseudomonas aeruginosa

Salmonella enterica

Salmonella typhimurium

Shigella sonnei

Staphylococcus aureus

Staphylococcus epidermidis

Streptococcus pyogenes

Streptococcus suis

Not approved in California for use against the following bacteria:

Bordetella avium

Bordetella bronchiseptica

Fistulous withers (Poll Evil)

Haemophilus somnus

Helicobacter pylori

Leptospira canicola

Listeria monocytogenes

Moraxella bovis (Pink Eye)

Mycoplasma mycoides

Pseudomonas mallei (Glanders)

Proteus vulgaris

Staphylococcus hyicus (Greasy Pig)

Streptococcus equi (Strangles)

Taylorella equigenitalis

Treponema hyodysenteriae


Avian Influenza Virus

Avian Laryngotracheitis Virus

Bovine Adenovirus Type 4

Canine Adenovirus (Canine Hepatitis)

Canine Parvovirus

Equine Herpes Virus (Type 1)

Equine Herpes Virus (Type 3)

Equine Influenza Virus (Type A)

Feline Calicivirus

Feline Panleukopenia Virus

Feline Rhinotracheitis Virus

Foot and Mouth Disease Virus

Newcastle Disease Virus

Simian Virus (SV40 Virus)

Not approved in California for use against the following viruses*:

Adenovirus Pneumonia

African Horse Sickness Virus

African Swine Fever Virus (tested with 1% soil load and 342 ppm hard water)

Avian Adenovirus (Type 2)

Avian Reovirus

Bovine Polyoma Virus

Bovine Pseudocowpox Virus

Bovine Viral Diarrhea Virus (no hard water)

Calf Rotavirus (no hard water)

Canine Coronavirus

Canine Parainfluenza Virus

Chicken Anemia Virus

Coital Exantherma Virus

Distemper Virus

Duck Adenovirus (no hard water)

Duck Enteritis Virus

Egg Drop Syndrome Adenovirus

Equine Infectious Anemia Virus (Swamp Fever)

Equine Arteritis Virus (no hard water)

Equine Contagious Abortion Virus

Equine Papillomatosis Virus

Equine Influenza Virus (The Cough)

Feline Herpes Virus

Feline Infectious Peritonitis Virus

Feline Parvovirus

Hog Cholera Virus

Infectious Bronchitis Virus

Infectious Bursal Disease Virus

Infectious Canine Hepatitis Virus

Infectious Pancreatic Necrosis Virus

Infectious Salmon Anaemia Virus

Infective Bovine Rhinotracheitis Virus (no hard water)

Maedi- Visna Virus

Marek’s Disease Virus

Mouse Parvovirus

PCV2 Virus (PMWS)

Porcine Epidemic Diarrhea Virus (PEDv)

Porcine Parvovirus

Porcine Reproductive and Respiratory Syndrome Virus (PRRS)

Porcine Rotavirus

Pseudorabies Virus (Aujesky’s Disease) (no hard water)

Rotaviral Diarrhea Virus

Snakehead Rhabdovirus

Seneca Valley Virus (SVV)

Swine Influenza Virus

Swine Vesicular Disease Virus

Transmissible Gastroenteritis Virus (TGE) (no hard water)

Turkey Herpes Virus (no hard water)

Turkey Rhinotracheitis Virus

Vesicular Stomatitis Virus


Trichophyton interdigitale (2%)

Not approved in California for use against the following fungi:

Aspergillus flavus

Aspergillus fumigatus

Fusarium moniliforme

Microsporum canis

Virkon™ Professional DILUTION CHART

To achieve the appropriate use-diluted Virkon™ Professional concentration, fill container with the volume of water and quantity of powder or tablet(s) found in the following table. Stir thoroughly until fully dissolved, then use.

For a 1% solution, add one (1) tablet to one pint of water. For a 1% solution, empty one 1.3 oz. sachet into 1 gallon of water.

Solutions are stable for 7 days. Do not soak metal objects in Virkon™ Professional for long periods. One gallon of solution is sufficient to treat 135 square feet.

Quantity of Water

0.5% Solution

1% Solution

2% Solution

1 Pint


1 Tablet

2 Tablets

1 Quart

1 Tablet

2 Tablets

4 Tablets

1 Gallon

4 Tablets

8 Tablets

16 Tablets

Quantity of Water

0.5% Solution

1% Solution

2% Solution

1 Gallon


1 Sachet

2 Sachets

2 Gallons

1 Sachet

2 Sachets

4 Sachets

The 0.5% solution currently is not approved for use in California.

Directions For Use

It is a violation of Federal law to use this product in a manner inconsistent with its labeling.


1. Remove all poultry or other animals and feeds from premises, trucks or other vehicles, coops, crates or other enclosures.

2. Remove all litter droppings and manure from floors, walls and surfaces of barns, pens, stalls, chutes and other facilities and fixtures occupied or traversed by poultry or other animals.

3. Empty all troughs, racks, and other feeding and watering appliances.

4. Thoroughly clean all surfaces with soap or detergent and rinse with water.

5. Saturate surfaces with the use-diluted disinfecting solution. Allow surfaces to remain visibly wet for a period of 10 minutes.

6. Immerse all halters, ropes, and other types of equipment used in handling and restraining animals, as well as forks, shovels, and scrapers used for removing litter and manure.

7. Ventilate buildings, cars, boats, coops, and other closed spaces. Do not house poultry or livestock or employ equipment until treatment has been absorbed, set, or dried.

8. Thoroughly scrub treated feed racks, mangers, troughs, automatic feeders, fountains, and waterers with soap or detergent, and rinse with potable water before reuse.


Virkon™ Professional at a 1% solution can be used for cleaning and disinfecting boots**.

Boot bath and tray

Place boot bath or tray at entrances to reduce cross contamination on treated surfaces in poultry and farm premises, livestock facilities and stalls, and animal containment areas.

1. Make a 1% solution of Virkon™ Professional by filling a suitable container with water and Virkon™ Professional according to the dilution table. Stir thoroughly until fully dissolved. Change the solution every 2 to 3 days or when it becomes visibly soiled.

2. Before application of Virkon™ Professional solution, rinse or brush footwear surfaces including soles to remove visible filth and heavy soil deposits.

3. Step into the container with boots on and use a clean brush to clean boots with disinfectant solution. Alternatively user may remove boots and place in container of solution and then follow instructions to clean boots.

4. Wash boots thoroughly paying close attention to the soles. Allow surfaces to remain visibly wet for a period of 10 minutes.

**-Virkon™ Professional should only be used on water proof or non-porous footwear. Do not use on footwear that is damaged or permeable by water.



CONTROLS: Viruses of Equine herpes Type 1 and Type 3 and Equine Influenza. Bacteria of; Brucella abortus, Clostridium perfringens, Dermatophilus congolenisis (at 2%), Pseudomonas aeruginosa, Salmonella typhimurium and Staphylococcus aureus. Fungi of Trichophyton interdigitale (at 2%).

Not approved in California for use against the following organisms: Fungi of Fusarium moniliforme, Viruses of African Horse Sickness, Equine Viral Arteritis (Pink Eye), Coital Exantherma, Myeloencephalopathy, Rhinopneumonitis, Equine Contagious Abortion, Equine Papillomatosis, Equine Infectious anemia (Swamp Fever), Adenovirus Pneumonia, Equine Influenza (The Cough) and Rhinitis; Bacteria of Clostridial Diarrhea, Fistulous Withers (Poll Evil), Taylorella equigenitalis, Bordetella bronchiseptica, Streptococcus equi (Strangles) and Pseudomonas mallei (Glanders).

APPLICATIONS: For cleaning and disinfecting hard, non-porous surfaces, equipment, utensils and instruments in Veterinary practices, kennels, stables, catteries, etc.

USES: Stables, Horse Boxes, Box Stalls, Tack, Equipment, and Feed Rooms: Follow general instructions to remove animals from area to be treated. Thoroughly clean and dry [dry clean] surfaces, then wash the area manually or with pressure washer with a 1% Virkon™ Professional solution, saturating surfaces for a period of 10 minutes. Allow surfaces to remain visibly wet for a period of 10 minutes. Allow surfaces to air dry. Rinse waterers and feeders with potable water before reuse.

To Clean Blankets, Saddle Pads and Rugs:

Not an approved use in California: Using a 1% solution of Virkon™ Professional, shampoo by hand or spray lightly with a hand-sprayer and leave to dry. Shake or vacuum to remove residue.


CONTROLS: Viruses of Canine Parvovirus and Feline Calicivirus; Bacteria of Staphylococcus aureus, Streptococcus pyogenes, Klebsiella pneumoniae, and Pseudomonas aeruginosa. Fungi of Trichophyton interdigitale (2%).

Not approved in California for use against the following organisms: Viruses of Distemper, Feline Parvovirus, Feline Herpes; Bacteria of Leptospira canicola; Fungi of Microsporum canis.

APPLICATIONS: Use a 1% solution of Virkon™ Professional as a “one step” cleaning and disinfecting procedure (Remove visible filth and soil deposits before application of the disinfecting/cleaning solution) for all surfaces, equipment, instruments, utensils and cages, caging systems, within or associated with Veterinary Medical Hospitals, animal infectious disease wards, quarantine areas, Humane Society facilities, laboratory animal quarters, grooming and boarding facilities, kennels, catteries and animal transportation vehicles.

Saturate surfaces with a 1% solution of Virkon™ Professional with a cloth, mop, mechanical spray, or sponge. Allow surfaces to remain visibly wet for a period of 10 minutes. Allow surfaces to air dry. Rinse waterers and feeders with potable water before reuse. Do not immerse metal objects in Virkon™ Professional for long periods.


Disinfection helps to reduce cross-contamination of OIE List A organisms including; Newcastle Disease Virus, Foot and Mouth Disease Virus, African Horse Sickness Virus , Vesicular Stomatitis Virus , Classical Swine Fever Virus , (Hog Cholera Virus ), African Swine Fever Virus , Highly Pathogenic Avian Influenza Virus, Swine Vesicular Disease Virus , and Mycoplasma mycoides (Contagious Bovine Pleuropneumonia ).

Not approved for this use in California.

Use a 1% solution of Virkon™ Professional to clean and disinfect hard non-porous surfaces associated with agricultural facilities and equipment, military facilities and equipment; airport facilities and equipment, port facilities and equipment, rail facilities and equipment, quarantine facilities and equipment, slaughter facilities and equipment, and other shipping facilities and equipment where animals or soils suspected of harboring Foot and Mouth Disease Virus might have been previously present.

Within these facilities, treated objects include but are not limited to vehicles, farm equipment (including tractors, ploughing shares, cars and trucks, farm engines, harvesters, loaders, mowers, tillers and slaughter machinery), military equipment (including tanks and troop carriers), and shipping equipment (pallets, bins and containers).

On surfaces that have been pre-cleaned with water and soap or detergent to remove organic deposits, spray Virkon™ Professional at 1% solution to disinfect and clean walls, ceilings, floors, decks, container surfaces, vehicles, wheels, water proof footwear (such as rubber boots), livestock equipment, utensils and instruments. Saturate surfaces with the use-diluted disinfecting solution. Allow surfaces to remain visibly wet for a period of 10 minutes. Allow surfaces to air dry. Rinse waterers and feeders with potable water before reuse.

Do not immerse metal objects in Virkon™ Professional for long periods.


Use a 1% solution of Virkon™ Professional to clean and disinfect hard, non-porous surfaces associated with facilities used for the temporary confinement of animals. Sites may include, but are not limited to, barns, sheds, stables, pens, cages, and associated access alleys or walkways.

Virkon™ Professional may also be used to clean and disinfect equipment related to the maintenance of animals found at fairs, exhibitions, animal auction yards, animal show/boarding facilities, or other similar agricultural facilities designed for the temporary housing of animals.

To ensure that Virkon™ Professional does not come in direct contact with animals, feed, or water, remove animals from treatment site and either remove or cover feed and water apparatus. To ensure precise application on hard, non-porous surfaces, Virkon™ Professional may only be applied using hand-held sprayers, sponges or other absorbent materials. Do not allow Virkon™ Professional to pool on surfaces that may be within reach of animals. Do not allow Virkon™ Professional to come into direct contact with people. Allow Virkon™ Professional to completely dry prior to housing animals, using equipment, or allowing people to contact treated sites.


- Not approved for this use in California

The instructions above call for use of a 1% solution for general disinfection at a contact time of 10 minutes. However, Virkon™ Professional is an effective disinfectant for hard, non-porous surfaces against the following organisms with a 1 minute contact time when used at a dilution of 1:75. If the pathogen is limited to the organism below, Virkon™ Professional may be used at the following dilution rate:







How to make a 1:75 solution: A 1:75 dilution is equal to 10 tablets of Virkon™ Professional in 1 Gallon of water

Manufactured for:

Lanxess Corporation, 111 RIDC Park West Drive, Pittsburgh, PA 15272

For information:

US/Canada (800) LANXESS

International +1 412 809 1000

EPA Reg. No. 39967-137

EPA Est. No. 62432-GBR-001

©2021 LANXESS. Virkon™, LANXESS, the LANXESS Logo and any associated logos are trademarks or copyrights of LANXESS Deutschland GmbH or its affiliates. All trademarks are registered in many countries worldwide.


Net Contents:


9oz (50 x 0.18oz tablets)


CPN: 2035009.0

Product Safety & Regulatory Affairs

Toll-Free Customer Service:   1-800-441-9408
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Copyright © 2023 Animalytix LLC. Updated: 2023-02-28