[Translation] A multicenter, randomized, double-blind, placebo-controlled clinical study to verify the efficacy and safety of inhaled bromhexine hydrochloride solution in improving the symptoms of sputum in lower respiratory tract infections
主要研究目的:
评价吸入用盐酸溴己新溶液改善下呼吸道感染疾病黏痰症状的有效性。
次要研究目的:
评价吸入用盐酸溴己新溶液改善下呼吸道感染疾病黏痰症状的安全性。
[Translation] Main research purpose:
To evaluate the effectiveness of inhaled bromhexine hydrochloride solution in improving the symptoms of sticky sputum in lower respiratory tract infections.
Secondary research purpose:
To evaluate the safety of inhaled bromhexine hydrochloride solution in improving the symptoms of sticky sputum in lower respiratory tract infections.