Using estrogen alone may increase your chance of getting cancer of the uterus (womb). Report any unusual vaginal bleeding right away while you are using ESTRING. Vaginal bleeding after menopause may be a warning sign of cancer of the uterus (womb). Your healthcare provider should check any unusual vaginal bleeding to find out the cause.
Do not use estrogens, with or without progestins, to prevent heart disease, heart attacks, strokes, or dementia (decline in brain function).
Using estrogen alone may increase your chances of getting strokes or blood clots. Using estrogens with progestins may increase your chances of getting heart attacks, strokes, breast cancer, or blood clots.
Using estrogens, with or without progestins, may increase your chance of getting dementia, based on a study of women 65 years of age or older.
Estrogens should be used at the lowest dose possible, only for as long as needed. You and your healthcare provider should talk regularly about whether you still need treatment.
ESTRING should be removed after 90 days of continued use. If continuation of therapy is indicated, the flexible ring should be replaced. You and your healthcare provider should talk regularly about whether you still need treatment with ESTRING to control these problems.
Do not use ESTRING if you have unusual vaginal bleeding, have or have had cancer of the breast or uterus, had a stroke or heart attack, have or have had blood clots or liver problems, have a bleeding disorder, are allergic to any of its ingredients, or think you may be pregnant.
Estrogens increase the risk of gallbladder disease. Discontinue estrogen if loss of vision, pancreatitis, or liver problems occur. If you take thyroid medication, consult your healthcare provider, as use of estrogens may change the amount needed.
The most frequently reported side effects are headaches, increased vaginal secretions, vaginal discomfort, abdominal pain, and genital itching.
Call your healthcare provider right away if you have any of the following warning signs: breast lumps, unusual vaginal bleeding, dizziness and faintness, changes in speech, severe headaches, chest pain, shortness of breath, pain in your legs, or changes in vision.
Carefully follow instructions for use. If you have difficulty removing ESTRING, contact your healthcare provider right away.
ESTRING is a local estrogen therapy used after menopause to treat moderate-to-severe menopausal changes in and around the vagina. ESTRING PROVIDES RELIEF OF LOCAL SYMPTOMS OF MENOPAUSE ONLY.
Please see Full Prescribing Information, including BOXED WARNING, and Patient Information.
Patients should always ask their doctors for medical advice about adverse events.
You may report an adverse event related to Pfizer products by calling 1-800-438-1985 (US only). If you prefer, you may contact the U.S. Food and Drug Administration (FDA) directly. The FDA has established a reporting service known as MedWatch where healthcare professionals and consumers can report serious problems they suspect may be associated with the drugs and medical devices they prescribe, dispense, or use. Visit MedWatch or call 1-800-FDA-1088.