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  2. Calendar-based contraceptive methods - Wikipedia

    en.wikipedia.org/wiki/Calendar-based...

    When used to avoid pregnancy, the standard days method has been estimated [22] to have perfect-use efficacy of 95% and typical-use efficacy of 88%. [ 20 ] [ 21 ] These figures are based on a 2002 study in Bolivia, Peru, and the Philippines of women of reproductive age having menstrual cycles between 26 and 32 days, [ 20 ] [ 23 ] : 505 and on a ...

  3. Birth control - Wikipedia

    en.wikipedia.org/wiki/Birth_control

    Emergency birth control can prevent pregnancy if taken within 72 to 120 hours after unprotected sex. [11] [12] Some argue not having sex is also a form of birth control, but abstinence-only sex education may increase teenage pregnancies if offered without birth control education, due to non-compliance. [13] [14]

  4. Emergency contraception - Wikipedia

    en.wikipedia.org/wiki/Emergency_contraception

    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.

  5. Levonorgestrel - Wikipedia

    en.wikipedia.org/wiki/Levonorgestrel

    Levonorgestrel is a hormonal medication which is used in a number of birth control methods. [3] [7] It is combined with an estrogen to make combination birth control pills. [8]As an emergency birth control, sold under the brand names Plan B One-Step and Julie, among others, it is useful within 72 hours of unprotected sex.

  6. Prenatal care in the United States - Wikipedia

    en.wikipedia.org/wiki/Prenatal_care_in_the...

    Visits twice a month from 28 to 36 weeks of pregnancy -(the 7th and 8th month) Weekly after week 36 (delivery at week 38–40)-(After the 8th month) More frequent visits are warranted for women older than 35 or in case of a high risk pregnancy , [ 1 ] with the number and types of extra controls depending on individual risk factors.

  7. Cervical cap - Wikipedia

    en.wikipedia.org/wiki/Cervical_cap

    The cap remains in the vagina for a minimum of 6 [45] [46] to 8 [1] [47] hours after the last intravaginal ejaculation. It is recommended the cap be removed within 72 hours (within 48 hours is recommended in the U.S.). [1] Other than the disposable Oves cap, cervical caps can be washed and stored for reuse. [4]

  8. Contraceptive sponge - Wikipedia

    en.wikipedia.org/wiki/Contraceptive_sponge

    A sponge works for 24 hours once put in, during which the female can have sex multiple times. Once the sponge is pulled out, it should not be reused and should be trashed, not flushed. The sponge should be left in place for 6 hours after having sex. A sponge should not be in the vagina for more than 30 hours. [5]

  9. Beginning of pregnancy controversy - Wikipedia

    en.wikipedia.org/wiki/Beginning_of_pregnancy...

    4 weeks Day 15 [3] Day 9 Primitive heart function can be detected: 5 weeks, 5 days [3] Day 26 [3] Day 20 Fetal stage begins 10 weeks, 1 day [3] 8 weeks, 1 day [3] 7 weeks, 2 days First trimester ends 13 weeks 11 weeks 10 weeks Second trimester ends 26 weeks 24 weeks 23 weeks Childbirth: 39–40 weeks 37–38 weeks [4]: 108 36–37 weeks