estradiol ring - vaginal, Estring (cont.)
PRECAUTIONS: Before using estradiol, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies.This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: undiagnosed abnormal vaginal bleeding, certain cancers (e.g., breast cancer, especially non-metastatic type), current/history of blood clots, history of stroke or heart attack.Before using this medication, tell your doctor or pharmacist your medical history, especially of: family medical history (especially breast lumps and cancer), asthma, diabetes, seizures, migraine headaches, liver disease, heart disease (e.g., high blood pressure, congestive heart failure), kidney disease, low thyroid hormone (hypothyroidism), a certain hormone problem (hypoparathyroidism), abnormal calcium level in the blood, depression, high blood pressure during pregnancy (toxemia), yellowing eyes or skin (cholestatic jaundice) during pregnancy or with past estrogen use, womb problems (e.g., uterine fibroids, endometriosis), vaginal conditions (e.g., recurring vaginal infections, prolapse, stenosis), cholesterol or lipid problems, gallbladder disease, excessive weight gain, certain blood disorder (porphyria).If you develop a vaginal infection while using the ring, it is recommended that you remove the ring and resume therapy after the infection has been treated. Consult your doctor or pharmacist for more information.If you will be having surgery or will be confined to a chair or bed for a long period of time (e.g., a long plane flight), notify your doctor beforehand. Special precautions may need to be taken in these circumstances while you are using this drug.This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.This drug may cause a patchy darkening of the skin on the face (melasma). Sunlight may intensify this darkening and you may need to avoid prolonged sun exposure and sunlamps. Consult your doctor regarding use of sunscreens and protective clothing.Cigarette smoking can increase the chance of blood clots while using this medication (especially in women over the age of 35).This medication must not be used during pregnancy. If you become pregnant or think you may be pregnant, tell your doctor immediately.This medication may pass into breast milk and may have undesirable effects on a nursing infant. Therefore, breast-feeding while using this medication is not recommended.
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