Combinations of hydrophilic and hydrophobic entities in a biodegradable sustained release implant are shown to modulate each other's rate of release. Formulations of a therapeutically active agent and modulator provide substantially constant rate of release for an extended period of time. ...http://www.google.es/patents/US20030095995?utm_source=gb-gplus-sharePatente US20030095995 - Formulation for controlled release of drugs by combining hydrophilic and hydrophobic agents
Formulation for controlled release of drugs by combining hydrophilic and ...
