This study aimed to compare the effect of grape seed extract and ascorbic acid in oxidative stress induced by on pump coronary artery by pass grafting surgery.~There are three groups in the study. 75 candidate of coronary artery by pass grafting surgery were assigned random allocation on the groups (25 in each group).~Control~GSE (100 mg/6h - PO, 24h before surgery)~Vit C (25 mg/kg in pump circulation during surgery)
Study aimed to compare the effect of grape seed extract and ascorbic acid in oxidative stress induced by on pump coronary artery by pass grafting surgery.