Stents with drug-containing amphiphilic polymer coating

摘要

It is provided an intravascular stent comprising a metal body and a coating comprising a polymer and a restenosis inhibiting agent in which the restenosis inhibiting agent is a sparingly water soluble drug and the polymer in the coating is a cross-linked amphiphilic polymer, wherein the amphiphilic polymer comprises groups conferring hydrophobicity and groups conferring hydrophilicity.