4-Thio, 4-sulfinyl and 4-sulfonyl proline derivatives of the present invention are antagonists of the VLA-4 integrin and are useful in the treatment, prevention and suppression of diseases mediated by VLA-4-binding and cell adhesion and activation. Moreover, the compounds of the present invention demonstrate significant receptor occupancy of VLA-4 bearing cells after oral administration and are suitable for once-, twice-, or thrice-a-day oral administration. This invention also relates to compositions containing such compounds and methods of treatment using such compounds.
本发明的4-Thio、4-sulfinyl和4-sulfonyl脯
氨酸衍
生物是V
LA-4整合素的拮抗剂,可用于治疗、预防和抑制由V
LA-4结合和细胞粘附和激活介导的疾病。此外,本发明的化合物在口服后表现出显著的V
LA-4受体占用率,并适用于一日一次、两次或三次口服。本发明还涉及含有这种化合物的组合物和使用这种化合物的治疗方法。