The ring typically releases a combination of estrogen and progestin, similar to those found in birth control pills. "These hormones work by stopping ovulation, making the cervical mucus thick so ...

Topical estrogen is available in several forms: A vaginal estrogen ring, such as Estring. Estring is a flexible, soft ring inserted into the upper part of the vagina by you or your doctor.

spray or vaginal ring. They tackle hot flashes and night sweats, and can prevent osteoporosis. Systemic estrogen on its own can lead to the thickening of the uterine lining, which increases the ...

[3] Another option for replacing estrogen in the woman who simultaneously ... contraceptive (CIC), the combined contraceptive vaginal ring, or the combination transdermal contraceptive patch.