Frequently Asked Questions
How Does PetLock® Flea and Tick Dog Shampoo Work?

PetLock® Flea and Tick Dog Shampoo has three active ingredients: Pyrethrum, Piperonyl Butoxide, and MGK(R) 264. This formula works to knockdown fleas and ticks fast.

I just applied PetLock® Flea and Tick Dog Shampoo, but I’m seeing more fleas on my dog than ever! Why?

As the fleas die, they rise to the top of your pet’s hair coat where they are more visible.  Be assured, PetLock® Flea and Tick Dog Shampoo is working!

How long does it take for PetLock® Flea and Tick Dog Shampoo to start killing fleas and ticks?

Once these pesky parasites come in contact with PetLock® Flea and Tick Dog Shampoo they will begin dying immediately.

Can I apply PetLock® Flea and Tick Dog Shampoo to my pregnant dog?

Consult a veterinarian before using this product on pregnant or nursing animals.

Where can I purchase PetLock® Flea and Tick Dog Shampoo?

See Where to Buy for retailers near you.

Can I get my money back if PetLock® Flea and Tick Dog Shampoo does not work on my pet?

Yes, you can return the product to the retailer for a full refund.