释义 |
Ortho-Novum Ortho-Novum [or″tho-no´vum] trademark for preparations of norethindrone with mestranol or with ethinyl estradiol, used as an contraceptive" >oral contraceptive.Ortho-Novum (ôr′thō-nō′vəm) A trademark for any of several oral contraceptives that contain norethindrone and either ethinyl estradiol or mestranol. |