Skip header
Back to
Free 2 Day Shipping
Over $35
Customer Care
Monday-Friday: 8AM - 7PM EST
Saturday: 9AM - 5PM EST
Free 2 Day Shipping Over $35
My ProfileMy OrdersMy AutoShipMy RxMy PetsMy VetsSign In
Save up to 30% on your first Autoship Order
Save up to 30% on your first Autoship Order

Knockout Area Treatment

4.86 out of 5 stars
This Item Ships FREE!

Please confirm

This item is already on your autoship schedule! Are you sure you want to add it again?

Product Overview

How To Use

What’s in it?


Questions & Answers

Product Description

Virbac Knockout Area Treatment Aerosol spray that contains synthetic pyrethroids for quick-kill of adult fleas and pyriproxyfen (Nylar®) insect growth regulator for flea egg sterilization lasting up to 4 months. Covers approximately 2000 square feet. See the Flea and Tick chart to find which flea and tick product is best for your pet.

*This product cannot be shipped to AK or HI.

Write a Review

Knockout Area Treatment

Ask a New Question

Don’t know something or can’t find the information you are looking for? Ask us a question!

*Required Fields
We will ONLY use your email to notify you in regards to your submission.Privacy StatementQuestions & answers are typically posted within 24 hours, pending approval.