| 19-nor-17-alpha-pregn-5(10)-en-20-yn-3-one, 17-hydroxy- mixed with 3-methoxy-19 |
| -nor- 17-alpha-pregna-1,3,5(10)-trien-20-yn-17-ol |
| conovid |
| enovid |
| enovid-e |
| ethinylestradiol 3-methyl ether and norethynodrel (1:50) |
| infecundin |
| mestranol mixed with norethynodrel |
| norethandrol |
| norethynodrel and ethinylestradiol 3-methyl ether (50:1) |
| norethynodrel mixed with mestranol |
| sequelan |
| 19-nor-17-alpha-pregn-5(10)-en-20-yn-3-one, 17-hydroxy-mixed with 3-methoxy-19-nor-17-alpha-pregna-1,3,5(10)-trien-20-yn-17-ol |
