TRANSDERMAL CONTRACEPTIVE FORMULATION, METHOD AND DEVICE COMPRISING AS ACTIVE AGENTS AN ESTROGEN AND ST-1435 (A 19-NOR-PROGESTERONE) TOGETHER WITH A SKIN PERMEATION ENHANCER

摘要

The present invention provides compositions and methods for the transdermal administration of a contraceptively effective amount of a synthetic 19-nor-progesterone (ST-1435) and an estrogen, in combination, together with a suitable permeation enhancer.