1 ,7 8 Clinical signs can develop within hours or may be delayed up to 72 hours
toxicity of pyrethroids
Pyrethroid based topical flea and tick Acute Toxicity and Tolerance of Permethrin
Signs of permethrin toxicity usually develop rapidly, within a few hours of exposure, however it has been known in some cases for signs to take several days to occur
Forty-two cases of feline permethrin toxicity treated at a referral hospital in Sydney, Australia were retrospectively reviewed
In general, toxic effects are not observed in mammals because it is rapidly metabolized by the liver via hepatic
In many cases, a cat treated promptly by a vet will make a full recovery
What are the signs of permethrin poisoning? Exposure either through skin contact or from ingestion of a permethrin-containing product may result in toxicity in a cat
Permethrin based topical flea products are usually labeled “for use in dogs only
The average daily intake of permethrin (the most frequently used pyrethroid in the United States) for a 70 kilogram adult male is estimated as about 3
Permethrin is a synthetic chemical that is used as an insect repellent and insecticide
Most presented during summer and there was an increase in cases during the 2007/2008 period
Feline permethrin toxicity may result in severe clinical signs requiring intensive treatment
Whenever permethrin poisoning is known or suspected, it’s important to let the manufacturer know, as well as the local drug regulatory authorities (your vet can help