A coating for a medical device for delivering a therapeutic agent, the coating comprising a layer having a composition associated with at least a portion of the device, wherein the composition comprises the therapeutic agent associated with a copolymer having a molecular weight of at less than about 2500, wherein the copolymer is selected from the group consisting of poly (hydroxyethyl methacrylate-butyl co-acrylate butyl methacrylate), poly (hydroxyethyl methacrylate-co-lauryl methacrylate), poly ( polyethylene glycol co-butyl co-acrylate butyl monomethacrylate, poly (heparin methacrylate-hydroxyethyl comethacrylate-butyl co-acrylate butyl co-methacrylate), poly (glycerol-co-acrylate acrylate) butyl-co-butyl methacrylate), poly (butyl amino-co-acrylate butyl methacrylate hydrochloride), poly (butyl-co-methacrylate isocyanatoethyl-co-acrylate methacrylate) butyl can) and poly (methoxy monomethacrylate (polyethylene glycol) -lauryl co-methacrylate-butyl co-methacrylate-ethylene glycol).Un revestimiento para un dispositivo médico para suministrar un agente terapéutico, comprendiendo el revestimiento una capa que tiene una composición asociada con al menos una porción del dispositivo, en el que la composición comprende el agente terapéutico asociado con un copolímero que tiene un peso molecular de al menos aproximadamente 2500, en el que el copolímero se selecciona del grupo que consiste en poli(metacrilato de hidroxietilo-co-acrilato de butilo-co-metacrilato de butilo), poli(metacrilato de hidroxietilo-co-metacrilato de laurilo), poli(monometacrilato de polietilenglicol-co-acrilato de butilo-co-metacrilato de butilo), poli(metacrilato de heparina-cometacrilato de hidroxietilo-co-acrilato de butilo-co-metacrilato de butilo), poli(monometacrilato de glicerol-co-acrilato de butilo-co-metacrilato de butilo), poli(clorhidrato de metacrilato de amino-co-acrilato de butilo-co-metacrilato de butilo), poli(metacrilato de isocianatoetilo-co-acrilato de butilo-co-metacrilato de
