Objective:To observe the curative effect of Yunnan Baiyao on stress gastric ulcer after cerebral hemorrhage.Methods:Seventy-two cases were randomly divided into two groups,with 36 cases in each group.Both groups were treated with Kangfuxin Liquid combined with omeprazole,and the observation group were treated with Yunnan Baiyao in addition.Results:The total effective rate,SOD level,gastric acid pH value and SS level in the observation group were higher than those in the control group(P<0.05).The levels of ROS,MDA,GAS,IL-6,TNF-α and IL-2 in the observation group were lower than those in the control group(P<0.05).Conclusion:Yunnan Baiyao could improve the curative effect of stress gastric ulcer after cerebral hemorrhage.