METHOD FOR MANUFACTURING VAGINAL DRUG DELIVERY SYSTEMS USING A THREE DIMENSIONAL PRINTER

摘要

The present invention relates to a method for manufacturing a controlled release vaginal ring using a three-dimensional (3D) printer, said vaginal ring comprising:a) a core, said core consisting of a composition comprising one or more thermoplastic polyurethanes and one or more active pharmaceutical ingredients dissolved or dispersed in said core,b) a membrane, substantially or completely surrounding said core, said membrane consisting of a composition comprising one or more thermoplastic polyurethanes.