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home > drugs a-z list > ortho-tri-cyclen lo (norgestimate, ethinyl estradiol) drug center > ortho-tri-cyclen lo (norgestimate, ethinyl estradiol) drug
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Ortho-Tri-Cyclen Lo
Information on Birth Control Pills »
What are birth control pills and how do they work?
Birth control pills are also known as oral contraceptives (OCs) or, simply, “the pill.” They offer protection against pregnancy by blocking the union of sperm and egg, thereby preventing conception.
Oral contraceptives or birth control pills contain synthetic female hormones. They work largely by preventing the release of an egg from an ovary, or ovulation. If no egg is released, there can be no pregnancy.
Stopping ovulation is not the only way birth control pills can work. The progestin or synthetic progesterone in birth control pills also changes the physical and chemical environment of the female reproductive tract, making it hostile for sperm.
What are the different types of birth control pills?
The active ingredients in birth control pills are synthetic versions of the female hormones estrogen and progesterone. Combination oral contraceptives are birth control...
Ortho-Tri-Cyclen Lo
ORTHO TRI-CYCLEN® Lo Tablets
(norgestimate/ethinyl estradiol)
Patients should be counseled that this product does not protect against HIV infection (AIDS) and other sexually transmitted diseases.
DRUG DESCRIPTION
ORTHO TRI-CYCLEN® Lo Tablets (norgestimate, ethinyl estradiol) is a combination oral contraceptive containing the progestational compound norgestimate and the estrogenic compound ethinyl estradiol. ORTHO TRI-CYCLEN® Lo Tablets (norgestimate, ethinyl estradiol)
Each white tablet contains 0.180 mg of the progestational compound, norgestimate (+)-13-Ethyl-17-hydroxy-18, 19-dinor-17α-pregn-4-en-20-yn-3-one oxime acetate (ester) and 0.025 mg of the estrogenic compound, ethinyl estradiol (19-nor-17α-pregna,1,3,5(10)-trien-20-yne-3,17-diol). Inactive ingredients include lactose, magnesium stearate, croscarmellose sodium, microcrystalline cellulose, carnauba wax, hypromellose, polyethylene glycol, titanium dioxide, and purified water.
Each light blue tablet contains 0.215 mg of the progestational compound norgestimate (+)-13-Ethyl-17-hydroxy-18, 19-dinor-17α-pregn-4-en-20-yn-3-one oxime acetate (ester) and 0.025 mg of the estrogenic compound, ethinyl estradiol (19-nor-17α-pregna,1,3,5(10)-trien-20-yne-3,17-diol). Inactive ingredients include FD & C Blue No. 2 Aluminum Lake, lactose, magnesium stearate, croscarmellose sodium, microcrystalline cellulose, carnauba wax, hypromellose, polyethylene glycol, titanium dioxide, and purified water.
Each dark blue tablet contains 0.250 mg of the progestational compound norgestimate (+)-13-Ethyl-17-hydroxy-18, 19-dinor-17α-pregn-4-en-20-yn-3-one oxime acetate (ester) and 0.025 mg of the estrogenic compound, ethinyl estradiol (19-nor-1717α-pregna,1,3,5(10)-trien-20-yne-3,17-diol). Inactive ingredients include FD & C Blue No. 2 Aluminum Lake, lactose, magnesium stearate, croscarmellose sodium, microcrystalline cellulose, polysorbate 80, carnauba wax, hypromellose, polyethylene glycol, titanium dioxide, and purified water. Each dark green tablet contains only inert ingredients, as follows: FD & C Blue No. 2 Aluminum Lake, lactose, magnesium stearate, pregelatinized starch, ferric oxide, hypromellose, polyethylene glycol, titanium dioxide, talc and purified water.
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What are the possible side effects of ethinyl estradiol and norgestimate?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Stop using this medication and call your doctor at once if you have any of these serious side effects:
- sudden numbness or weakness, especially on one side of the body;
- sudden headache, confusion, problems with vision, speech, or balance;
- chest pain or heavy feeling, pain spreading to the arm or shoulder, nausea, sweating, general ill...
Read All Potential Side Effects and See Pictures of Ortho-Tri-Cyclen Lo »
What are the precautions when taking norgestimate, ethinyl estradiol (Ortho-Tri-Cyclen Lo)?
See also Warning section.
Before using this medication, tell your doctor or pharmacist if you are allergic to any estrogens (e.g., ethinyl estradiol, mestranol) or any progestins (e.g., norethindrone, desogestrel); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
This medication should not be used if you have certain medical conditions. Before using this product, consult your doctor or pharmacist if you have: history of stroke or other blood clots (e.g., in the legs, eyes, lungs), severe high blood pressure, abnormal breast exam, cancer (especially endometrial or breast cancer), diabetes that has caused kidney/eye/nerve/blood vessel disease,...
Last reviewed on RxList: 6/27/2007
This monograph has been modified to include the generic and brand name in many instances.
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