Progestins are synthetic forms of the hormone progesterone that interact with progesterone receptors in the body to cause progesterone-like effects. Some common generic names include hydroxyprogesterone, medroxyprogesterone, dydrogesterone, norethindrone, lynestrenol, and levonorgestral. Progestins are used for contraception, dysfunctional uterine bleeding, endometriosis, and other indications. Potential adverse effects include breast cancer, blood sugar elevation, painful injections, irregular bleeding, and birth defects if used during early pregnancy. Progestins have varying pharmacokinetics depending on route of administration, with oral forms being metabolized more slowly than intramuscular injections. Nurses are responsible for monitoring