PYRETHRIN, PYRETHROID, TOXICITY IN DOGS AND CATS
 
Description    Although pyrethrins and pyrethroids are generally-safe pesticides there have been reports of poisoning of dogs and cats. Rarely fatal. These products include pyrethrins, allethrin, fenvalerate, resmethrin, sumethrin and permethrin for topical flea control; premise products and sprays might include pyrethrins, permethrin, cypermethrin, resmethrin, tetramethrin, cyfluthrin, fenvalerate, tralomethrin, fluvalinate, prallethrin, and other pyrethroids.
 
Species   Canine, Feline
 
Signs   Abnormal behavior, aggression, changing habits, Abnormal lung or pleural sounds, Anorexia, Ataxia, Blindness, Bradycardia, Constant or increased vocalization, Diarrhea, Disoriented, Dullness, Dysmetria, Dyspnea, Excessive salivation, Excitement, Fever, Generalized weakness, Hyperesthesia, Hypothermia, Inability to stand, Increased respiratory rate, Miosis, Mydriasis, Opisthotonus, Polydipsia, Seizures or syncope, Sudden death, Tachycardia, Trembling, Tremor, Vomiting or regurgitation
 
References   Palus V. Seizuring cat: what to ask, what to do? Companion Animal 2013;18:332 [Web Reference]
Draper WE. Methocarbamol CRI for Symptomatic Treatment of Pyrethroid Intoxication: A Report of Three Cases. JAAHA 2013;49:325 [Web Reference]
Kaplan A. The Use of IV Lipid Emulsion for Lipophilic Drug Toxicities. JAAHA 2012;48:221-227 [Web Reference]
Wismer T. Toxicology of Newer Insecticides in Small Animals. Vet Clin North Am Small Anim Pract 2012;42:335 [Web Reference]
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