CONTROLLED DRUG CARRIER FOR DELIVERYING SILDENAFIL CITRATE TRANSDERMALLY AND PATCH CONTAINING THE SAME

摘要

The present invention relates to a controlled drug carrier for transdermally delivering sildenafil citrate (SC) and a transdermal patch comprising the same. More particularly, the present invention relates to a controlled drug carrier which is prepared using a silica-based composite in order to imprint and incorporate sildenafil citrate and which allows controlled release of sildenafil citrate, and to a transdermal patch comprising the controlled drug carrier. According to the present invention, there can be provided a controlled drug carrier for delivering sildenafil citrate, which allows sustained release of sildenafil citrate, and a transdermal patch consisting of an organic polymer film comprising the controlled drug carrier.