Nomegestrol (INNTooltip International Nonproprietary Name), also known as 19-normegestrol, is a steroidalprogestin which was patented in 1975 but was never marketed.[1][2] It is the parent compound of nomegestrol acetate, which is marketed as a progestin.[1][2]
^Botella J, Duc I, Delansorne R, Paris J, Lahlou B (December 1990). "Structure-activity and structure-affinity relationships of 19-nor-progesterone derivatives in rat uterus". J. Endocrinol. Invest. 13 (11): 905–10. doi:10.1007/BF03349652. PMID2090671. S2CID37429648.