Blisovi Fe 1/20
Generic name:norethindrone acetate and ethinyl estradiol and ferrous fumarate
Dosage form: tablets
Drug class:Contraceptives
Medically reviewed by Drugs.com. Last updated on Apr 21, 2022.
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*Ferrous fumarate tablets are not USP for dissolution
Blisovi™Fe1/20
Each yellow tablet contains 1 mg norethindrone acetate and 20 mcg ethinyl estradiol. Each brown tablet contains 75 mg ferrous fumarate.
Patients should be counseled that this product does not protect against HIV infection (AIDS) and other sexually transmitted diseases.
Blisovi Fe 1/20 Description
Blisovi™ Fe 1/20 is a progestogen-estrogen combination.
Blisovi Fe 1/20 provides a continuous dosage regimen consisting of 21 oral contraceptive tablets and seven ferrous fumarate tablets. The ferrous fumarate tablets are present to facilitate ease of drug administration via a 28-day regimen, are non-hormonal, and do not serve any therapeutic purpose.
Each yellow tablet contains norethindrone acetate (17α-ethinyl-19-nortestosterone acetate), 1 mg; ethinyl estradiol (17α-ethinyl-1,3,5(10)-estratriene-3,17β-diol), 20 mcg.
Each yellow tablet contains the following inactive ingredients: acacia, confectioner's sugar, corn starch, D&C yellow no. 10 aluminium lake, lactose monohydrate, magnesium stearate, and talc.
The structural formulas are as follows:


Each brown placebo tablet contains ferrous fumarate, magnesium stearate, microcrystalline cellulose, povidone, sodium starch glycolate,
and sucrose.The ferrous fumarate tablets do not serve any therapeutic purpose.
*Ferrous fumarate tablets are not USP for dissolution.
Blisovi Fe 1/20 - Clinical Pharmacology
Combination oral contraceptives act by suppression of gonadotropins. Although the primary mechanism of ...