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Estring Vaginal Ring
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Estring Vaginal Ring

Generic name: estradiol vaginal [ ES-tra-DYE-ole-VA-jin-ul ]
Brand name: Estring
Drug classes:Estrogens, Miscellaneous vaginal agents

Medically reviewed by Philip Thornton, DipPharm. Last updated on Feb 21, 2022.

What is Estring?

Estring vaginal rings contain estradiol. Estradiol (a form of estrogen) is a female sex hormone necessary for many processes in the body. Estring releases estrogen that is absorbed directly through the skin of the vaginal wall.

Estring is used after menopause to treat moderate to severe menopausal changes in and around the vaginal area such as as dryness, burning, and itching of the vaginal area, urgency or irritation with urination, and pain during sexual intercourse).

Estring is an off-white, soft, flexible ring with a center that contains 2 mg of estradiol. The ring releases estradiol into the vagina in a consistent, stable manner for 90 days. It should be removed after 90 days of continuous use. If continued therapy is required, the ring should be replaced.

Warnings

You should not use Estring if you have: undiagnosed vaginal bleeding, liver disease, a bleeding disorder, if you will have major surgery, or if you have ever had a heart attack, a stroke, a blood clot, or cancer of the breast, uterus/cervix, or vagina.

Do not use a Estring vaginal ring if you are pregnant.

Estradiol may increase your risk of developing a condition that may lead to uterine cancer. Report any unusual vaginal blee...