| 19-Norethindrone |
| 17-Hydroxy-19-nor-17α-4-pregnen-20-yn-3-one |
| 19-Nor-17alpha-ethynyltestosterone |
| 17α-ethynyl-17β-hydroxyestr-4-en-3-one |
| 17-hydroxy-19-nor-17-alpha-pregn-4-en-20-yn-3-on |
| (17-alpha)-17-hydroxy-19-norpregn-4-en-20-yn-3-one |
| 17-hydroxy-17-alpha-19-norpregn-4-en-20-yn-3-on |
| 17-alpha-ethinyl-17-beta-hydroxy-delta(sup:4)-estren-3-one |
| 17-alpha-ethinyl-19-nortestosterone |
| 17-alpha-ethinylestra-4-en-17-beta-ol-3-one |
| 17-alpha-ethynyl-17-beta-hydroxy-19-norandrost-4-en-3-one |
| 17-alpha-ethynyl-17-beta-hydroxy-4-estren-3-one |
| 17-alpha-ethynyl-17-beta-hydroxyestr-4-en-3-one |
| 17-alpha-ethynyl-17-hydroxy-4-estren-3-one |
| 17-alpha-ethynyl-19-nor-4-androsten-17-beta-ol-3-one |
| 17-alpha-ethynyl-19-norandrost-4-en-17-beta-ol-3-one |
| 17-alpha-ethynyl-19-nortestosterone |
| 17-alpha-ethynyl-4-estren-17-ol-3-one |
| 17-beta-hydroxy-19-norpregn-4-en-20-yn-3-one |
| 17-ethinyl-19-nortestosterone |
| 17-hydroxy-17-alpha-19-norpregn-4-en-20-yn-3-one |
| 17-hydroxy-19-nor-17-alpha-pregn-4-en-20-yn-3-one |
| 17alpha-ethinyl-19-nortestosterone |
| 17alpha-ethynyl-19-nortestosterone |
| 19-nor-17-alpha-ethynyl-17-beta-hydroxy-4-androsten-3-one |
| 19-nor-17-alpha-ethynylandrosten-17-beta-ol-3-one |
| 19-nor-17-alpha-ethynyltestosterone |
| 19-nor-17-ethinyltestosterone |
| 19-nor-17alpa-ethynyltestosterone |
| 17-hydroxy-19-nor-17alpha-pregn-4-en-20-yn-3-on |
| 19-nor-ethindrone |
| 19-nor-ethinyl--4,5-testosterone |
| 19-norethinyltestosterone |
| 19-norethisterone |
| (17alpha)-19-norpregn-4-en-20-yn-3-on |
| 17-ethynyl-19-nortestosteron |
| anhydrohydroxynorprogesterone |
| anovule |
| conludaf |
| ethinyl-19-nortestosterone |
| ethinylnortestosterone |
| ethynylmortestosterone |
| gestest |
| microneth |
| micronett |
| micronor |
| micronovum |
| mini-pe |
| mini-pill |
| nor-q.d. |
| noralutin |
| norethindrone |
| norethisteron |
| norethisterone |
| norethynodron |
| norethynodrone |
| norfor |
| norgestin |
| norluten |
| norlutin |
| norluton |
| norpregneninlone |
| norpregneninotone |
| nsc-9564 |
| primolut n |
| primolut-n |
| proluteasi |
| sc 4640 |
| triella |
