How Long Does Estring Last

Estring is a slightly opaque, soft, flexible vaginal ring with a center that contains 2 mg of estradiol (an estrogen hormone). It releases estradiol into the vagina in a consistent, stable manner for 90 days.

How long is ESTRING good for?

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.

How long does estradiol stay good for?

When using the estradiol vaginal insert or ring, you will need to replace it every 3 months or remove it after 3 months. For vaginal creams or suppositories: Vaginal creams and some vaginal suppositories are inserted with a plastic applicator. Directions for using the applicator are supplied with your medicine.