By the end of the 12-week study, all the patients who received the bosentan-iloprost therapy were able to walk 98 feet further during a six-minute walk test, and 11 of them showed improvement in a measurement of how severely they were affected by PAH.

• 在12周的研究后，接受伊洛前列素和波生坦联合治疗的病人可在6分钟步行测试中能独立行走98尺，其中11例可观察到明显的改善。