Objective：To explore the clinical efficacy of Banxia Baizhu Tianma Tang combined with Wendan Tang in treating hypertensive patients. Methods：150 patients with hypertension of phlegm dampness accumulation type admitted from May 2020 to May 2022 were randomly divided into a control group and a study group with 75 cases each. The control group was treated with telmisartan combined with benazepril hydro chlorothiazide，and the study group was treated with Banxia Baizhu Tianma Decoction and Wendan Decoction for 8 weeks. After one course of treatment，observe the clinical efficacy，traditional Chinese medicine syndrome scores， blood pressure levels，and incidence of adverse reactions of the two groups of patients. Results： After 8 weeks of treatment，the clinical efficacy of the study group patients was better than that of the control group （P<0.05），with lower levels of systolic and diastolic blood pressure，SDS and HAMA scores than the control group （P<0.05）. The incidence of adverse reactions such as headache，dizziness，chest tightness，vomiting，phlegm and saliva，poor appetite，insomnia， palpitations，and smooth pulse were lower than the control group （P<0.05），and the incidence the incidence of adverse reactions such as low blood potassium，dizziness，fatigue，headache，and abdominal distension was lower than the control group（ P<0.05）. Conclusion：The clinical efficacy of Banxia Baizhu Tianma Tang combined with Wendan Tang in treating hypertensive patients is significant， which can stabilize blood pressure levels，alleviate negative emotions in patients，and improve their quality of life. It is worth promoting.