"The Medicines and Healthcare Products Regulatory Agency (MHRA) in the United Kingdom has issued a new warning to women using the emergency contraceptive drugs levonorgestrel and ulipristal, saying that they may not work if they take some other me"...
(norethindrone and ethinyl estradiol) Tablets, USP
Patients should be counseled that this product does not protect against HIV-infection (AIDS) and other sexually transmitted diseases.
OVCON® 50, 28-Day (norethindrone and ethinyl estradiol tablets, USP) provides a continuous regimen for oral contraception derived from 21 tablets composed of norethindrone and ethinyl estradiol to be followed by 7 green tablets of inert ingredients. The chemical name for norethindrone is 17-hydroxy-19-nor-17αpregn-4-en-20-yn-3-one and for ethinyl estradiol the chemical name is 19-nor-17α-pregna-1,3,5(10)-trien20-yne-3,17-diol. The structural formulas are:
The active OVCON (norethindrone and ethinyl estradiol tablets) 50 tablets contain 1 mg norethindrone and 0.05 mg ethinyl estradiol.
OVCON (norethindrone and ethinyl estradiol tablets) ® 50, 28-Day contains the following inactive ingredients: dibasic calcium phosphate, D&C Yellow No. 10 (aluminum lake), FD&C Blue No. 1 (aluminum lake), FD&C Yellow No. 6 (aluminum lake), lactose, magnesium stearate, povidone, sodium starch glycolate, starch (corn), and talc.
Last reviewed on RxList: 12/15/2016
This monograph has been modified to include the generic and brand name in many instances.
Additional Ovcon Information
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