Emergency 20 vs 201712/23/2023 Studies have shown that ECPs with LNG had a pregnancy rate of 1.2% to 2.1% (1) (2). (Yuzpe method)Ī meta-analysis of two studies showed that women who used ECPs with UPA had a pregnancy rate of 1.2%. COCs, taken as a split dose, one dose of 100 μg of ethinyl estradiol plus 0.50 mg of LNG, followed by a second dose of 100 μg of ethinyl estradiol plus 0.50 mg of LNG 12 hours later.ECPs with LNG taken as a single dose of 1.5 mg, or alternatively, LNG taken in 2 doses of 0.75 mg each, 12 hours apart.ECPs with UPA, taken as a single dose of 30 mg.WHO recommends any of the following drugs for emergency contraception: The 4 methods of emergency contraception are:Įmergency contraception pills (ECPs) and combined oral contraceptive pills (COCs) They can have the copper IUD inserted immediately. They can have an LNG-IUD inserted immediately if it can be determined they are not pregnant. If a copper IUD is used for emergency contraception, no additional contraceptive protection is needed.įollowing administration of ECPs with levonorgestrel (LNG) or combined oral contraceptive pills (COCs), women or girls may resume their contraceptive method, or start any contraceptive method immediately, including a copper-bearing IUD.įollowing use of ECPs with ulipristal acetate (UPA), women or girls may resume or start any progestogen containing method (either combined hormonal contraception or progestogen only contraceptives) on the 6th day after taking UPA. WHO Selected practice recommendations for contraceptive useįollowing use of ECPs, women or girls may resume or initiate a regular method of contraception.expulsion of an intrauterine contraceptive device (IUD) or hormonal contraceptive implant.Īn advance supply of ECPs may be given to a woman to ensure that she will have them available when needed and can take as soon as possible after unprotected intercourse.miscalculation of the abstinence period, or failure to abstain or use a barrier method on the fertile days of the cycle when using fertility awareness based methods or.failure of a spermicide tablet or film to melt before intercourse.ejaculation in the vagina or on external genitalia) dislodgment, breakage, tearing, or early removal of a diaphragm or cervical cap.more than 7 days late for the combined injectable contraceptive (CIC).more than 4 weeks late for the depot-medroxyprogesterone acetate (DMPA) progestogen-only injection.more than 2 weeks late for the norethisterone enanthate (NET-EN) progestogen-only injection.more than 12 hours late from the usual time of intake of the desogestrel-containing pill (0.75 mg) or more than 36 hours after the previous pill.more than 3 hours late from the usual time of intake of the progestogen-only pill (minipill), or more than 27 hours after the previous pill.3 or more consecutively missed combined oral contraceptive pills or 3 days late during the first week of the cycle.condom breakage, slippage, or incorrect use.When there is concern of possible contraceptive failure, from improper or incorrect use, such as:. Sexual assault when the woman was not protected by an effective contraceptive method.In what situations can emergency contraception be used?Įmergency contraception can be used in a number of situations following sexual intercourse. Eligibility criteria for general use of a copper IUD also apply for use of a copper IUD for emergency purposes. There are no age limits for the use of emergency contraception. There are no absolute medical contraindications to the use of emergency contraception. Who can use emergency contraception?Īny woman or girl of reproductive age may need emergency contraception to avoid an unwanted pregnancy. Emergency contraception cannot interrupt an established pregnancy or harm a developing embryo. The copper-bearing IUD prevents fertilization by causing a chemical change in sperm and egg before they meet. Mode of actionĮmergency contraceptive pills prevent pregnancy by preventing or delaying ovulation and they do not induce an abortion. These are recommended for use within 5 days but are more effective the sooner they are used after the act of intercourse. Emergency contraception refers to methods of contraception that can be used to prevent pregnancy after sexual intercourse.
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