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Comparison of Jinzhen oral liquid and ambroxol hydrochloride and clenbuterol hydrochloride oral solution in the treatment of acute bronchitis in children: A multicenter, non-inferiority, prospective, randomized controlled trial

The comparison between traditional Chinese medicine Jinzhen oral liquid (JZOL) and Western medicine in treating children with acute bronchitis (AB) showed encouraging outcomes. This trial evaluated the efficacy and safety of the JZOL for improving cough and expectoration in children with AB. 480 chi...

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Published in:Acta pharmaceutica Sinica. B 2024-12, Vol.14 (12), p.5186-5200
Main Authors: Fan, Qinhua, Wu, Chongming, Du, Yawei, Wang, Boyang, Xie, Yanming, Zhang, Zeling, Su, Wenquan, Wang, Zizhuo, Xu, Changchang, Li, Xueke, Ding, Ying, An, Xinjiang, Chen, Jing, Xiao, Yunying, Yu, Rong, Li, Nan, Wang, Juan, Teng, Yiqun, Lv, Hongfen, Yang, Nian, Wen, Yuling, Huang, Xiaoli, Pan, Wei, Liu, Yufeng, Xi, Xueqin, Zhao, Qianye, Liu, Changshan, Xu, Jian, Zhang, Haitao, Zhuo, Lie, Rong, Qiangquan, Xia, Yu, Shen, Qin, Li, Shao, Wang, Junhong, Wu, Shengxian
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Language:English
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Summary:The comparison between traditional Chinese medicine Jinzhen oral liquid (JZOL) and Western medicine in treating children with acute bronchitis (AB) showed encouraging outcomes. This trial evaluated the efficacy and safety of the JZOL for improving cough and expectoration in children with AB. 480 children were randomly assigned to take JZOL or ambroxol hydrochloride and clenbuterol hydrochloride oral solution for 7 days. The primary outcome was time-to-cough resolution. The median time-to-cough resolution in both groups was 5.0 days and the antitussive onset median time was only 1 day. This randomized controlled trial showed that JZOL was not inferior to cough suppressant and phlegm resolving western medicine in treating cough and sputum and could comprehensively treat respiratory and systemic discomfort symptoms. Combined with clinical trials, the mechanism of JZOL against AB was uncovered by network target analysis, it was found that the pathways in TRP channels like IL-1β/IL1R/TRPV1/TRPA1, NGF/TrkA/TRPV1/TRPA1, and PGE2/EP/PKA/TRPV1/TRPA1 might play important roles. Animal experiments further confirmed that inflammation and the immune regulatory effect of JZOL in the treatment of AB were of vital importance and TRP channels were the key mechanism of action. Jinzhen oral liquid is a safe and effective intervention to improve the clinical symptoms of AB. TRP channels may play important roles in its regulation. [Display omitted]
ISSN:2211-3835
DOI:10.1016/j.apsb.2024.09.001