Author contributions
Y.W. and J.C. were involved in the conception and design of the study. H.L. collected the data. Y.W. prepared the placebo tablets. H.S. and X.D. analyzed the data. C.Y. detected cytokine. Y.W. drafted the first version of the manuscript, Z.C. checked the data, and drafted the revision and final manuscript. All authors contributed to the article and approved the submitted version.