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Emergency contraception (EC) is a birth control measure, used after sexual intercourse to prevent pregnancy.. There are different forms of EC. Emergency contraceptive pills (ECPs), sometimes simply referred to as emergency contraceptives (ECs), or the morning-after pill, are medications intended to disrupt or delay ovulation or fertilization, which are necessary for pregnancy.
Ulipristal acetate, sold under the brand name Ella among others, is a medication used for emergency contraception (birth control) and uterine fibroids. [ 1 ] [ 7 ] [ 8 ] As emergency contraception it should be used within 120 hours of vaginally penetrating intercourse. [ 1 ]
Hormonal contraceptives can come in multiple forms including injectables. Depot medroxyprogesterone acetate (DMPA), a progestin-only injectable, has been found to cause amenorrhea (cessation of menstruation); however, the irregular bleeding pattern returns to normal over time. [15] [16] DMPA has also been associated with weight gain. [16]
The "Plan B" morning-after pill is a type of emergency birth control, also called emergency contraception, according to the Mayo Clinic, which said it can help prevent pregnancy after sexual ...
Plan B is about 75% to 89% effective when taken within three days of unprotected sex, according to Planned Parenthood. The levonorgestrel pill should be taken as soon as possible after unprotected ...
Simply, Plan B is an over-the-counter (OTC) pill that contains a highly concentrated dose of hormones to block a pregnancy after unprotected P-in-V intercourse has occurred.
A selective progesterone receptor modulator (SPRM) is an agent that acts on the progesterone receptor (PR), the biological target of progestogens like progesterone.A characteristic that distinguishes such substances from full receptor agonists (e.g., progesterone, progestins) and full antagonists (e.g., aglepristone) is that their action differs in different tissues, i.e. agonist in some ...
On June 20, 2013, Plan B became available over the counter, helping women avoid point-of-sale barriers to emergency contraception. A lot has changed in reproductive care in the U.S. since then ...