[Translation] A prospective, randomized, double-blind, placebo-controlled, multicenter clinical study on the efficacy and safety of iptakalim hydrochloride tablets in the treatment of pulmonary arterial hypertension
本研究主要目的是评价盐酸埃他卡林片治疗肺动脉高压的疗效和安全性。
[Translation] The main purpose of this study is to evaluate the efficacy and safety of iptakalim hydrochloride tablets in the treatment of pulmonary arterial hypertension.