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ORAL CONTRACEPTIVE PREPARATION HAVING A FIRST PHASE COMPRISING PROGESTIN/ESTROGEN AND A SECOND PHASE COMPRISING PROGESTIN
ORAL CONTRACEPTIVE PREPARATION HAVING A FIRST PHASE COMPRISING PROGESTIN/ESTROGEN AND A SECOND PHASE COMPRISING PROGESTIN
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机译:具有第一阶段包含孕激素/雌激素和第二阶段包含孕激素的口服避孕药
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摘要
This invention provides a method of contraception which comprises administering to a female of child bearing age for 28 days per menstrual cycle a combination of a progestin at a daily dosage equivalent to 30-150 mu g levornorgestrel and an estrogen at a daily dosage equivalent to 10-20 mu g ethinyl estradiol for 23-25 days beginning on day 1 of the menstrual cycle, followed by administering a progestin at a daily dosage equivalent to 10-100 mu g levornorgestrel for 3-5 days.
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