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1.长期服用心得安不可骤然停药。骤然停药会出现交感神经过度兴奋,导致心慌、心脑血管缺血性改变等临床表现,甚至加剧心绞痛发生,诱发心肌梗死。2.硝酸甘油不要站着服。心绞痛发作时,患者应立即舌下含服1片硝酸甘油,或嚼碎后含在舌下。此时切忌站立位含服,而应坐在宽大的椅子上,以免摔倒晕厥。如果无效可在15分钟后再用一次,切忌同时服用两片以上,或反复使用。这是因为硝酸甘油的扩血管作
1. Long-term use of safety can not be suddenly stopped. Sudden withdrawal will appear sympathetic over-excited, leading to palpitation, cardiovascular and other clinical manifestations of ischemic changes, and even aggravate angina pectoris, induced myocardial infarction. 2. Do not stand nitroglycerin Patients with angina pectoris should be given sublingual nitroglycerin immediately or sublingual after chewing. At this point should not stand a bit uniforms, but should sit on a spacious chair, so as not to fall syncope. If invalid can be used again after 15 minutes, avoid taking more than two at the same time, or repeatedly used. This is because of the vasodilatation of nitroglycerin