Oral contraceptive pill
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Oral contraceptives, abbreviated OCPs, are medications taken by mouth for the purpose of birth control.
Female [edit]
Two types of female oral contraceptive pill are widely available:
- The combined oral contraceptive pill contains estrogen and a progestogen, and is taken once per day.
- The progestogen-only pill contains only progestogen, and is also taken once per day.
Emergency contraception pills are taken at the time of intercourse, or within a few days afterwards.
- Yuzpe regimen uses combined oral contraceptives for emergency contraception.
- Ulipristal acetate is an antiprogestogen, emergency contraceptive pill.
Other types of female oral contraceptive are experimental or only available in limited areas:
- Mifepristone is an antiprogestogen which has been used as a daily oral contraceptive in investigational clinical trials.
- Ormeloxifene (also known as Centchroman) is a selective estrogen receptor modulator which is taken one to two times per week. Ormeloxifene is approved as an oral contraceptive only in India.
Male [edit]
- Male oral contraceptives are currently not available commercially, although several possibilities are in various stages of research and development
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