【摘要】 目的 观察黄芪煎剂对冠心病不稳定型心绞痛患者冠状动脉事件的预防作用。 方法 2008年1-9月在达州市第二人民医院心内科住院的76例冠心病不稳定型心绞痛患者纳入观察。随机分为对照组(36例)和黄芪组(40例),随访观察6个月,对比观察两组患者冠状动脉事件的发生情况。 结果 黄芪组心绞痛发作频率、平均持续时间、主要不良心脏事件发生率均明显低于对照组。 结论 黄芪能够有效预防冠心病不稳定型心绞痛患者冠脉事件的发生。【Abstract】 Objective To observe the effect of astragalus membranaceus (AM) to prevent the cronary events in patient with unstable angina pectoris(UA) . Methods Seventysix patients with UA were randomly divided into two groups: the control group (34 patients) with general treat of UA; the AM group (40 patients) with general treat and AM. All the patiens would be followed up in the next six months. Results The frequency of angina pectoris,time of angina pectoris and the incidence of major adverse cardiac events in AM group were significant lower than those in control group. Conclusion AM can prevent the cronary events in patients with UA.