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My cat was near permethrin fly spray last week. Should I be worried?

Updated on September 23rd, 2025

Pet's info: Cat | Bombay | Male

How long does permethrin poisoning take to show??? my cat was near some that i used in a fly spray last week.......still no symptoms....should i still be worried???

1 Answer

Most Helpful Answer

Jennifer Summerfield, DVM CPDT-KA

Answered By Jennifer Summerfield, DVM CPDT-KA

Veterinarian, Certified Dog Trainer

Published on August 18th, 2018

Hi there. Symptoms of permethrin poisoning (muscle tremors, seizures, etc.) are usually evident within a few hours of exposure. So if you used the fly spray last week and are not seeing any signs of a problem, there's probably no need to worry :)
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