Wiktionary
diphenylcyclopropenone
n. (context organic compound medicine English) A diphenyl derivative of cyclopropenone; it is used to treat alopecia areata
Wikipedia
Diphenylcyclopropenone
Diphenylcyclopropenone (diphencyprone) is a topically administered drug intended for treating alopecia areata and alopecia totalis. Topical immunotherapy using diphenylcyclopropenone may also be an effective treatment option for recalcitrant warts.