Water and drug delivery system for suppository use
Vaginal delivery systems and their methods of preparation and use
Steroidal liposomes Patent #: 4891208
AbstractSolid delivery systems which at body temperature exhibit controlled release and bioadherence characteristics. These systems are emulsions which are water in oil in nature and whose internal phase is greater than that of the external phase. That is, the internal phase comprises at least 60% of the system.