COMPOSITION FOR A CONTRACEPTIVE COMPRISING AN ESTROGEN AND AGESTAGEN

摘要

This invention relates to the use of a composition comprising an estrogen selected from 2.0 to 6.0 mg of 17.beta.-estradiol and 0.015 to 0.020 mg of ethinylestradiol; and a gestagen selected from 0.05 to 0.075 mg of gestodene, 0.075 to 0.125 mg of levonorgestrel, 0.06 to 0.15 mg of desogestrel, 0.06 to 0.15 mg of 3-ketodesogestrel, 0.1 mg of drospirenone to a drospirenone dose equivalent to 0.075 mg of gestodene, 0.1 mg of cyproterone acetate to a cyproterone acetate dose equivalent to 0.075 mg of gestodene, 0.2 to 0.3 mg of norgestimate and > 0.35 to .075 mg of norethisterone for the production of a form of dosage for contraception for a female of reproductive age, who has not yet reached premenopause, by administration of the form of dosage for 23 or 24 days, beginning on day one of the menstrual cycle, followed by 5 or 4 pill-free or sugar pill days, during a total of 28 days in the administration cycle, as well as a combination product for oral contraception based on this composition.