SUBCUTANEOUS IMPLANTS RELEASING AN ACTIVE PRINCIPLE OVER AN EXTENDED PERIOD OF TIME.

摘要

Subcutaneous implants obtained by extrusion containing an active ingredient dispersed in a PLGA matrix obtained by grinding an extruded product consisting of a blend of: at least two PLGA having different lactic acid/glycolic acid molar ratios and different weight average molecular weights, or a PLGA and PLA having different weight average molecular weight.