title: Antiprogestogens: from abortion to contraception.
mesh_terms: D000019:Abortifacient Agents; D000028:Abortion, Induced; D000830:Animals, Laboratory; D001695:Biology; D003267:Contraception; D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003281:Contraceptives, Postcoital; D004703:Endocrine System; D004717:Endometrium; D005193:Family Planning Services; D005835:Genitalia; D005836:Genitalia, Female; D006727:Hormone Antagonists; D006728:Hormones; D015735:Mifepristone; D010827:Physiology; D012106:Research; D014566:Urogenital System; D014599:Uterus
chemical_list: D000019:Abortifacient Agents; D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003281:Contraceptives, Postcoital; D006727:Hormone Antagonists; D006728:Hormones; D015735:Mifepristone
keywords: Abortifacient Agents; Abortion, Drug Induced; Abortion, Induced; Animals, Laboratory; Biology; Clinical Research; Contraception; Contraceptive Agents; Contraceptive Agents, Female; Contraceptive Agents, Postcoital; Endocrine System; Endometrium--changes; Family Planning; Fertility Control, Postconception; Genitalia; Genitalia, Female; Hormone Antagonists; Hormones; Physiology; Research Methodology; Ru-486; Urogenital System; Uterus