Originally Posted By: liquidsquid
We used a new collar that has the topical medication impregnated into it, which I believe is similar to permethrin in many ways. The main ingredient for many topical flea and tick medications is permethrin-like.

https://en.wikipedia.org/wiki/Permethrin


+1 on investigating an effective flea and tick collar. Cats hate collars but dogs think they make them look sexy! smile

Last edited by Bill D.; 04/23/16 08:39 PM.

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