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November 11, 1968

Flea-Collar Dermatitis

Author Affiliations

From the Department of Medicine, Emory University School of Medicine, Atlanta.

JAMA. 1968;206(7):1563-1564. doi:10.1001/jama.1968.03150070101023

An insecticide (2,2-dichlorovinyl dimethyl phosphate and related compounds) in antiflea dog collars caused primary irritant contact dermatitis in four patients who handled dogs wearing these collars. This dermatitis probably will occur with increased frequency and could be confused with mild poison ivy dermatitis.