Abstract: A pharmaceutical composition comprises, as a first active agent, 6?,7?;15?,16?-dimethene-3-oxo-17?-pregn-4-ene-21,17-carbolactone (drospirenone) in an amount corresponding to a daily dosage, on administration of the composition, of from about 2 mg to about 4 mg, and, as a second active agent, 17?-ethinylestradiol (ethinylestradiol) in an amount corresponding to a daily dosage of from about 0.01 mg to about 0.05 mg, together with one or more pharmaceutically acceptable carriers or excipients. In a specific embodiment, the composition consists of a number of separately packaged and individually removable daily dosage units placed in a packaging unit and intended for oral administration for a period of at least 21 consecutive days, wherein said daily dosage units comprises the combination of drospirenone and ethinylestradiol. The composition may further comprise 7 or less daily dosage units containing no active agent or containing ethinylestradiol alone.

Abstract: This invention is directed to an oral modified release formulation of the phytoestrogen 8-Prenylnaringenin in combination with a progestin, preferably with Drospirenone, and several uses thereof. In another aspect of the invention an oral modified formulation of 8-Prenylnaringenin with an immediately releasing progestin, like Drospirenone, is provided as well as several uses thereof.

Abstract: The invention provides a production method for the phytoestrogen 8-Prenylnaringenin, the preparation produced by this method and the use of 8-Prenylnaringenin for the production of a medicament for the prevention and treatment of hormone-dependent osteoporosis and of peri- and postmenopausal symptoms in women.

Abstract: This invention is directed to an oral modified release formulation of the phytoestrogen 8-prenylnaringenin and methods for the treatment of symptoms of estrogen deficiency.

Abstract: A pharmaceutical composition comprises, as a first active agent, 6&bgr;,7&bgr;;15&bgr;,16&bgr;-dimethylene-3-oxo-17&agr;-pregn-4-ene-21,17-carbolactone (drospirenone) in an amount corresponding to a daily dosage, on administration of the composition, of from about 2 mg to about 4 mg, and, as a second active agent, 17&agr;-ethinylestradiol (ethinylestradiol) in an amount corresponding to a daily dosage of from about 0.01 mg to about 0.05 mg, together with one or more pharmaceutically acceptable carriers or excipients. In a specific embodiment, the composition consists of a number of separately packaged and individually removable daily dosage units placed in a packaging unit and intended for oral administration for a period of at least 21 consecutive days, wherein said daily dosage units comprises the combination of drospirenone and ethinylestradiol. The composition may further comprise 7 or less daily dosage units containing no active agent or containing ethinylestradiol alone.