Objective To systematically evaluate the efficacy Xiaoyaosan in the treatment of cardiac neurosis by Meta-analysis.Methods The randomized controlled trials(RCTs)about Xiaoyaosan versus routine treatment for cardiac neurosis were retrieved from China National Knowledge Infrastructure(CNKI),Wanfang Data,and PubMed.According to the inclusion and exclusion criteria,two reviewers independently screened studies,extracted data,and evaluated the methodological quality.Then the meta-analysis was conducted using RevM...