Nuvaring
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NuvaRing
NUVARING®
(etonogestrel/ethinyl estradiol) Vaginal Ring delivers 0.120 mg/0.015 mg per
day
Women should be counseled that this product does not protect against HIV infection (AIDS) and other sexually transmitted diseases.
FOR VAGINAL USE ONLY
DRUG DESCRIPTION
NuvaRing® (etonogestrel/ethinyl estradiol vaginal ring) is a nonbiodegradable, flexible, transparent, colorless to almost colorless, combination contraceptive vaginal ring containing two active components, a progestin, etonogestrel (13-ethyl-17-hydroxy-11-methylene-18,19-dinor-17α-pregn-4-en-20-yn-3-one) and an estrogen, ethinyl estradiol (19-nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol). When placed in the vagina, each ring releases on average 0.120 mg/day of etonogestrel and 0.015 mg/day of ethinyl estradiol over a three-week period of use. NuvaRing® (etonogestrel, ethinyl estradiol vaginal ring) is made of ethylene vinylacetate copolymers (28% and 9% vinylacetate) and magnesium stearate and contains 11.7 mg etonogestrel and 2.7 mg ethinyl estradiol. NuvaRing® (etonogestrel, ethinyl estradiol vaginal ring) is latex-free. NuvaRing® (etonogestrel, ethinyl estradiol vaginal ring) has an outer diameter of 54 mm and a cross-sectional diameter of 4 mm. The molecular weights for etonogestrel and ethinyl estradiol are 324.46 and 296.40, respectively.
The structural formulas are as follows:
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What are the possible side effects of ethinyl estradiol and etonogestrel (NuvaRing)?
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, pain behind the eyes, 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 NuvaRing »
What are the precautions when taking etonogestrel, ethinyl estradiol vaginal ring (NuvaRing)?
See also Warning section.
Before using this medication ring, tell your doctor or pharmacist if you are allergic to ethinyl estradiol or etonogestrel; or to other estrogens or progestins; 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, severe headaches, history of...
Last reviewed on RxList: 7/10/2009
This monograph has been modified to include the generic and brand name in many instances.
Additional NuvaRing Information
NuvaRing - User Reviews
NuvaRing User Reviews
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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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