“…Both allergic and irritant contact dermatitis from minoxidil lotion have already been described (2), and its components as well allergic contact dermatitis from Serenoa repens and sensitization occurring after previous treatment with minoxidil (3). However, we could find no previous report from glycyrrhizic acid, as in this case, though there have been a few cases of contact allergy to enoxolone (18 β glycyrrhetinic acid) reported (4–6).…”