A polymeric material which can degrade in less than 6 months is provided. The polymeric material includes a plurality of biodegradable polymers having a polydispersity or molecular weight distribution from about 1.5 to about 2.5. A method of making the polymeric material is also provided. The method includes mixing a plurality of biodegradable polymers together to form a polymeric mixture, wherein the polymeric mixture has a polydispersity from about 1.5 to about 2.5. The application of this polymeric material to medical devices such as and implantable depots is described. A method for treating acute pain in an organism to reduce, prevent or treat pain utilizing these polymeric materials having a polydispersity or molecular weight distribution from about 1.5 to about 2.5 is also provided.