New research has found that progestins used in hormone replacement therapies to counteract the negative effects of estrogen on the uterus and reduce the risk of uterine cancer may increase the risk of ...

A study found that fourth-generation progestins in oral contraceptive pills (OCPs) were associated with more than double the risk for melasma than with no exposure, while third-generation progestins ...

Used widely in contraceptions and in hormone replacement therapy during menopause, progestins affect a lot more than just the uterus. Progestins are a synthetic version of the naturally-occurring ...

Hormonal contraceptives, e.g. the pill, the patch, and the vaginal ring, contain synthetic hormones that prevent pregnancy by either stopping ovulation, changing the cervical mucus to stop sperm from ...

COLUMBIA, Mo. – Progestins are used in hormone replacement therapies to counteract the negative effects of estrogen on the uterus and reduce the risk of uterine cancer. However, evidence in recent ...