The antibiotic neomycin is named allergen of the year by the American Contact Dermatitis Society to draw attention to its potential to cause rashes (dermatitis). Dr. Donald Belsito explains the clinical importance.

Dermatologycontact dermatitisneomycinantibioticsDonald BelsitoACDSDamian McNamaraEGMNGMNNElsevierrashrashes