OSMOTIC ORAL CONTRACEPTIVE DOSAGE FORM, INITIAL DOSAGE OF PROGESTERONE AND ESTROGEN CONTAINED IN THE COAT, AND PROLONGED DELIVERY OF ESTROGEN FROM THE COMPARTMENT; FERTILITY CONTROLLING PROGRAM

摘要

An osmotic device is disclosed comprising an exterior coat comprising an estrogenic and a progestogenic steroid that are delivered immediately as a contraceptive pair for fertility regulation in a female, and a compartment comprising an estrogenic steroid that is delivered at a controlled rate over a prolonged period of time for fertility regulation in a female.