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Virbac KnockOut Area Treatment

This page contains information on Virbac KnockOut Area Treatment for veterinary use.
The information provided typically includes the following:
  • Virbac KnockOut Area Treatment Indications
  • Warnings and cautions for Virbac KnockOut Area Treatment
  • Direction and dosage information for Virbac KnockOut Area Treatment

Virbac Knockout Area Treatment

This treatment applies to the following species:
Manufacturer: Virbac

Epa Reg. No.


Active Ingredient(s)

2-[1-Methyl-2- [4-phenoxyphenoxy] ethoxy] pyridine


Tetramethrin [(1-Cyclohexene-2,2-dicarboximide) methyl 2,2- dimethyl-3-
(2-methylpropenyl) cyclopropanecarboxylate)


3-Phenoxybenzyl- (1RS, 3RS; 1RS, 3SR)-2,2-dimethyl- 3-(2-methylprop-1-enyl) cyclopropane-carboxylate


Inert Ingredients


Virbac KnockOut Area Treatment Indications

Kills fleas and ticks. It contains a combination of ingredients that kills both adult and pre-adult fleas. Also kills fleas before they grow up to bite.

Nylar® (pyriproxyfen), one of the ingredients in this flea spray, continues to kill fleas for 120 days (4 months) by preventing their development into the adult biting stage. It reaches fleas hidden in carpets, rugs, drapes, upholstery, pet bedding, and floor cracks. Protects your home from reinfestation and flea buildup, your pets and family from bites. One treatment with this spray gives continuous flea protection for 120 days. Leaves no objectionable odor or sticky mess and, used as directed, does not stain furnishings.

Directions For Use

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

Fleas and Ticks: Shake well. Hold can 2 or 3 feet from surfaces to be treated. Be sure to apply uniformly using a sweeping motion to carpets, rugs, drapes, and all surfaces of upholstered furniture. Be sure to treat pet bedding as this is a primary hiding place for fleas. No need to remove pet bedding after treatment. Do not treat pets. Use a registered flea control product on your pets in conjunction with this treatment. Retreat as necessary. Avoid wetting furniture and carpeting. A fine mist or spray applied uniformly is all that is necessary to kill fleas and ticks.


For areas only. Do not treat pets.

Precautionary Statements

Hazards to Humans and Domestic Animals: Harmful if swallowed or absorbed through skin. Contains petroleum distillate. Do not induce vomiting because of aspiration pneumonia. Do not breathe vapors or spray mist. Avoid contact with skin or eyes. In case of contact, flush with plenty of water. Wash with soap and warm water after use. Obtain medical attention if irritation persists. Avoid contamination of food or feedstuffs. Remove pets, birds, and cover fish aquariums before spraying.

Statement of Practical Treatment: If swallowed: Call a physician or Poison Control Center immediately. Do not induce vomiting because of aspiration hazard. If in eyes: Flush with plenty of water. Get medical attention if irritation persists. If on skin or clothing: Remove contaminated clothing and wash before reuse. Wash skin with soap and warm water. Get medical attention if irritation persists. If inhaled: Remove victim to fresh air if effects occur, and call a physician.

Physical or Chemical Hazards: Contents under pressure. Keep away from heat, sparks, and open flame. Do not puncture or incinerate container. Exposure to temperatures above 130°F may cause bursting.

Storage And Disposal

Storage: Store in a cool, dry place inaccessible to children. Keep container closed.

Disposal: Do not reuse empty container. Wrap container in several layers of newspaper and discard in trash.


Keep out of reach of children.

Nylar® is a registered trademark of McLaughlin Gormley King Co.


14 oz (397 g).

Nac No.

P.O. BOX 162059, FORT WORTH, TX, 76161
Telephone:   817-831-5030
Order Desk:   800-338-3659
Fax:   817-831-8327
Every effort has been made to ensure the accuracy of the Virbac KnockOut Area Treatment information published above. However, it remains the responsibility of the readers to familiarize themselves with the product information contained on the US product label or package insert.

Copyright © 2018 North American Compendiums. Updated: 2018-03-29