| abstract |
BACKGROUND OF THE INVENTION This invention relates to a transdermal patch of progesterone A-specific ligands (PRASL) as an active ingredient, consisting of a backing layer, at least one adhesive layer adhering thereto and containing an active ingredient and based on a silicone polymer, polyisobutylene polymer ( PIB), a polyacylate polymer or a styrene block copolymer with butadiene or isoprene (SBS or SIS) in addition to a protective film which can be taken. The invasive transdermal therapeutic patch containing PRASL, optionally combined with estrogens, is appropriate for hormone replacement therapy and fertility control. |