Patients of the control group were treated by mild moxi - bustion of Neixiyan ( EX-HE4 ) and Waixiyan ( ST 35 ) for 30 min , once daily for 14 days ( two courses ) , and those of the test group were treated by mild moxibustion of EX-HE 4 and ST 35 for 30 mini once daily for 7 days ( the same to control group ) , followed by moxibustion of Yaoyangguan ( GV 3 ) and Mingmen ( GV 4 ) once daily for next 7 days more .