The invention provides small molecule drugs that are chemically modified by covalent attachment of a water-soluble oligomer. A compound of the invention, when administered by any of a number of administration routes, exhibits characteristics that are different from the characteristics of the small molecule drug not attached to the water-soluble oligomer.
该发明提供了通过共价连接
水溶性寡聚体进行
化学修饰的小分子药物。该发明的化合物在通过任何一种给药途径进行给药时,表现出与未连接
水溶性寡聚体的小分子药物不同的特性。