Objective To investigate the clinical efficacy of Qingshen formula in treating diabetic insomnia patients with phlegm-heat disturbing heart type.Methods Ninety-eight diabetic patients admitted to Anxi County Hospital of Traditional Chinese Medicine from September 2021 to December 2022 were selected as the study objects and divided into the control group(n=49)and the study group(n=49)according to random lot method.The control group was treated with conventional treatment,and the study group was treated with Qingshen formula on this basis.Before the treatment and 1 month after the treatment,the blood glucose levels of two groups were detected,and the negative mood and sleep quality scores were compared during the same period.Results 1 month after treatment,the blood glu-cose level and negative emotion of the study group were lower than that of the control group,and the sleep quality was higher than that of the control group,the differences were statistically significant(all P<0.05).Conclusion"Qingshen formula"treatment phlegm-heat disturbing heart type diabetes insomnia patients can reduce their blood glucose level and improve their negative emotions,thus improving the patients'sleep quality.