In the medication group , captopril tablets were treated with oral administration , 12.5 mg each time , twice a day ; in the combination group , acupuncture and auricular point sticking were used , and acupuncture was applied at Renying ( ST 9 ) , Fengchi ( GB 20 ) and Baihui ( GV 20 ) , while auricular point sticking was adopted at Shenmen ( TF4 ) , Xin ( CO15 ) , Jiangyagou and Jiaogan ( AH6a ) , once a day for continuous 4 weeks .