Find the word definition

Wiktionary
calcipotriol

n. (context medicine English) A synthetic derivative of calcitriol that is used to treat psoriasis

Wikipedia
Calcipotriol

Calcipotriol ( INN) or calcipotriene ( USAN) is a synthetic derivative of calcitriol, a form of vitamin D. It is used in the treatment of psoriasis, marketed under the trade name "Dovonex" in the United States, "Daivonex" outside of North America, and "Psorcutan" in Germany. This medication is safe for long-term application in psoriatic skin conditions.