(17?)-17-(Acetyloxy)-19-Norpregn-4-en-20-yn-3-one; 17?-Ethynyl-19-nortestosterone Acetate; 17?-Ethinyl-4-estrene-17?-ol-acetate-3-one; 19-Norethisterone Acetate; 19-Norethynyltestosterone Acetate; Aygestin; Estalis; Gynophase; Gynovlane; Milligynon; Miniphase; NSC 22844; Norethindrone 17-Acetate; Norethindrone acetate; Norethisteron Acetate; Norethisterone 17-Acetate; Norethisterone Acetate; Norethynyltestosterone aAetate; Norethysterone Acetate; Norlutate; Norlutin A; Norlutin Acetate; Orlutate; Primolut-Nor; Progylut; SH 420;
(17?)-17-(Acetyloxy)-19-Norpregn-4-en-20-yn-3-one; 17?-Ethynyl-19-nortestosterone Acetate; 17?-Ethinyl-4-estrene-17?-ol-acetate-3-one; 19-Norethisterone Acetate; 19-Norethynyltestosterone Acetate; Aygestin; Estalis; Gynophase; Gynovlane; Milligynon; Miniphase; NSC 22844; Norethindrone 17-Acetate; Norethindrone acetate; Norethisteron Acetate; Norethisterone 17-Acetate; Norethisterone Acetate; Norethynyltestosterone aAetate; Norethysterone Acetate; Norlutate; Norlutin A; Norlutin Acetate; Orlutate; Primolut-Nor; Progylut; SH 420;