SUSTAINED RELEASE CEELULOSE ETHER GELS FOR PHARMACEUTICALS

摘要

A solid sustained release dosage form, including a transdermal dosage form, is disclosed comprising a gel matrix containing HPMC and a major amount of a plasticizer therefor into which gel matrix is reversibly dispersed an active organic material, such as a pharmaceutically active agent. When the dosage form is transdermal, a non-porous covering and means for adhering the dosage form to the skin of the patient are also present.