<unk> , also known as 21(S)-hydroxy-17α,21-dimethyl-δ9-19-norprogesterone or as 21(S)-hydroxy-17α,21-dimethyl-19-norpregna-4,9-dien-3,20-dione, is a synthetic norpregnane steroid and a derivative of progesterone. It is specifically a combined derivative of 17α-methylprogesterone and 19-norprogesterone, or of 17α-methyl-19-norprogesterone. Related derivatives of 17α-methyl-19-norprogesterone include demegestone and promegestone.
Trimegestone
Trengestone
Demegestone
Oak wilt
Cradle cap
Racquet nail
Flat wart
Cramp-ring