Objective To explore the clinical effect of Heweijiangni granule on gastroesophageal reflux disease (GERD) .Methods 80 patients were randomly divided into two groups ,40 cases in each group .The treatment group were treated with Heweijiangni granule ,while the control group were treated with western routine therapies .The courses of treatment in two group were 8 weeks . Results The total symptom effective rate of treatment group was 92 .50% and the control group was 62 .50% ,differences between the two groups have statistical significance (P<0 .05) .But no significant difference was found between the two groups on esophage-al mucosa under gastroscopy(P>0 .05) .Conclusion Heweijiangni granule can improve the main symptoms such as heartburn ,pan-tothenic acid ,chest pain and regurgitation of GERD ,and the effect is very significant .