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
水溶性寡聚物对小分子药物进行
化学修饰的小分子药物。该发明的化合物,在通过多种给药途径任何一种给药时,表现出与未连接
水溶性寡聚物的小分子药物不同的特性。