Synthetic hormones that have an action like progesterone. Also known as progestins, progestens and progestational agents.

synthetic chemicals, mostly made from plant sources, which are used to shrink endometrial tissue. They are used as an endometriosis treatment but can have severe side effects.

Any drug with progesterone-like properties. Progesterone is another female sex hormone, secreted by the ovary and placenta. It is essential in preparing the female reproductive organs for pregnancy and maintaining the uterus in the conditions necessary for the embryo’s development. It is also involved in menstrual cycle regulation.