[Translation] A randomized, double-blind, placebo-controlled, multicenter clinical trial of ambroxol hydrochloride oral sustained-release suspension in the treatment of lower respiratory tract diseases with thick sputum
评价盐酸氨溴索口服缓释混悬液治疗下呼吸道疾病伴有痰液粘稠的有效性和安全性
[Translation] To evaluate the efficacy and safety of ambroxol hydrochloride oral extended-release suspension in the treatment of lower respiratory tract diseases with thick sputum