| Trade name |
Active ingredients |
Pharmaceutical company |
|
Tri-Norinyl | Ethinyl Estradiol; Norethindrone | Pfizer; Watson Pharmaceuticals |
| TriNovum | Ethinyl Estradiol; Norethindrone | Janssen; Edward Keller |
| TriNovum ED | Ethinyl Estradiol; Norethindrone | Janssen; Ortho McNeil Pharmaceuticals |
| Anovlar | Ethinyl Estradiol; Norethindrone Acetate | Bayer Schering Pharma |
| Controvlar | Ethinyl Estradiol; Norethindrone Acetate | Bayer Schering Pharma |
| Estro-Primolut | Ethinyl Estradiol; Norethindrone Acetate | Bayer Schering Pharma |
| Estrostep | Ethinyl Estradiol; Norethindrone Acetate | Warner Chilcott |
| Estrostep 21 | Ethinyl Estradiol; Norethindrone Acetate | Warner Chilcott |
| Estrostep Fe | Ethinyl Estradiol; Norethindrone Acetate | Warner Chilcott |
| Etalontin | Ethinyl Estradiol; Norethindrone Acetate | Pfizer; Parke-Davis |