finasteride

[ fi-nas-tuh-rahyd ]
/ fɪˈnæs təˌraɪd /

noun Pharmacology.

a drug, C23H36N2O2, that inhibits testosterone metabolism, used in the treatment of benign prostatic hyperplasia and male-pattern baldness.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019