Fertility

Progesterone is a naturally occurring progestin; commonly prescribed in combination with estrogen-containing medications in postmenopausal women with a uterus to help reduce the risk of developing cancer of the uterus, as well as prevent abnormal thickening of the uterine lining in women taking estrogen.

Progesterone is a naturally occurring progestin. In the body, it is synthesized in the ovaries, testes, placenta, and adrenal cortex.