Failure of cyproheptadine hydrochloride as an antipruritic agent in allergic dogs: results of a double-blinded, placebo-controlled study.

Abstract

Cyproheptadine hydrochloride was administered orally at 0.1 to 0.2 mg/kg/day to 16 dogs with allergic pruritus. No dog improved. Polyphagia was observed in 4 dogs (25%).