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Brevicon

"Oct. 18, 2012 -- While the use of long-acting intrauterine devices (IUDs) is increasing, 1 in 9 women at risk for unintended pregnancies is not using any birth control, according to a new government report.

Researchers from the Natio"...

Brevicon

Brevicon®
(norethindrone and ethinyl estradiol) Tablets USP, 0.5 mg/0.035 mg

Norinyl® 1+35
(norethindrone and ethinyl estradiol) Tablets USP, 1 mg/0.035 mg

Norinyl® 1+50
(norethindrone and mestranol) Tablets USP, 1 mg/0.05 mg

Patients should be counseled that this product does not protect against HIV infection (AIDS) and other sexually transmitted diseases.

ORAL CONTRACEPTIVE AGENTS

DRUG DESCRIPTION

Brevicon® (norethindrone and ethinyl estradiol) Tablets provide a continuous oral contraceptive regimen consisting of 21 blue tablets containing norethindrone 0.5 mg and ethinyl estradiol 0.035 mg and 7 orange tablets containing inert ingredients.

Norinyl® 1+35 Tablets provide a continuous oral contraceptive regimen consisting of 21 yellow-green tablets containing norethindrone 1 mg and ethinyl estradiol 0.035 mg and 7 orange tablets containing inert ingredients.

Norinyl® 1+50 Tablets provide a continuous oral contraceptive regimen consisting of 21 white tablets containing norethindrone 1 mg and mestranol 0.05 mg and 7 orange tablets containing inert ingredients.

Norethindrone is a potent progestational agent with the chemical name 17-Hydroxy-19-Nor-17α-pregn-4-en-20-yn-3-one. Ethinyl estradiol is an estrogen with the chemical name 19-nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol. Mestranol is an estrogen with the chemical name 3-Methoxy-19-nor-17α-pregna-1,3,5(10)-trien-20-yn-17-ol. Their structural formulae follow:

Norethindrone Structural Formula Illustration

Ethinyl estradiol Structural Formula Illustration

Mestranol Structural Formula Illustration

The blue BREVICON (norethindrone and ethinyl estradiol) tablets contain the following inactive ingredients: FD&C Blue No. 1, lactose, magnesium stearate, povidone, and starch.

The yellow-green NORINYL 1+35 tablets contain the following inactive ingredients: D&C Green No. 5, D&C Yellow No. 10, lactose, magnesium stearate, povidone, and starch.

The white NORINYL 1+50 tablets contain the following inactive ingredients: lactose, magnesium stearate, povidone, and starch.

The inactive orange tablets in the 28-day regimens of BREVICON (norethindrone and ethinyl estradiol) , NORINYL 1+35 and NORINYL 1+50 contain the following ingredients: FD&C Yellow No. 6, lactose, microcrystalline cellulose, and magnesium stearate.

What are the possible side effects of birth control pills?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Stop using birth control pills and call your doctor at once if you have a serious side effect such as:

  • sudden numbness or weakness, especially on one side of the body;
  • sudden and severe headache, confusion, problems with vision, speech, or balance;
  • chest pain or heavy feeling, pain spreading to the arm or shoulder, nausea, sweating, general ill feeling;
  • sudden cough, wheezing, rapid...

Read All Potential Side Effects and See Pictures of Brevicon »

Last reviewed on RxList: 1/23/2009
This monograph has been modified to include the generic and brand name in many instances.

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Report Problems to the Food and Drug Administration

 

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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