[Translation] A randomized, double-blind, placebo-controlled, multicenter clinical trial on the efficacy and safety of inhaled bromhexine hydrochloride solution in improving symptoms of lower respiratory tract infection with thick sputum in adults
评价吸入用盐酸溴己新溶液改善成人下呼吸道感染疾病伴有痰液黏稠症状的有效性及安全性。
[Translation] To evaluate the effectiveness and safety of inhaled bromhexine hydrochloride solution in improving the symptoms of lower respiratory tract infections with thick sputum in adults.