Abstract: The peroral medication for prevention of conception contains as one active ingredient crystalline 17?-cyanomethyl-17?-hydroxyestra-4,9-dien-3-one (dienogest) at a daily dosage equal to or less than 2.0 mg and as another active ingredient 17?-ethinyl estradiol at a daily dosage of less than 0.030 mg, together with one or more pharmaceutically acceptable carriers. The active ingredient dienogest is contained in the medication in crystalline form with an average particle size of preferably 25 to 70 ?m. The other active ingredient ethinyl estradiol is incorporated during granulation in micronized form or by spraying an ethanolic solution containing it.

Abstract: The solid peroral contraceptive contains an effective ingredient combination of dienogest in a daily dosage of equal to or less than 2.0 mg and ethinyl estradiol in a daily dosage of less than 0.03 mg together with one or more pharmaceutically acceptable carriers. The dienogest is released in two stages, while the ethinyl estradiol is released with the first stage portion of the dienogest.

Abstract: The solid peroral contraceptive contains an effective ingredient combination of dienogest in a daily dosage of equal to or less than 2.0 mg and ethinyl estradiol in a daily dosage of less than 0.03 mg together with one or more pharmaceutically acceptable carriers. The dienogest is released in two stages, while the ethinyl estradiol is released with the first stage portion of the dienogest.