Toassesstheeffectofpuerarinintreatingischemiacardiacdisease ,sixtycoronaryheartdisease(CHD) patientswith myocardialischemiawererandomlydividedinto 2 groups.Pueraringroup (30cases)wastreatedwithpuerarinpluswesternmedicine andcontrolgroup (30cases)withwesternmedicinealone .Thechangesofthetotalischemiaburden (TIB) ,ventricularpremature beat (VPB) ,heartrateandsystolicpressurelevelswereobservedbeforeandaftertreatmeat.Aftertreatmentwithpuerarinthe scoresofTIBlevelsweresignificantlydecreased (P 0 .0 5 ) .Thescoresofventricularprematurebeatlevelsweresignificantlydecreased (P