β-阻断剂心得安,广泛用于心律紊乱、心肌梗塞、高血压、心绞痛、甲亢、偏头痛等疾病,已为临床熟知,此外尚有几种新用途: 1.预防肝硬化的上消化道出血。口服心得安能持续降低肝硬化门静脉压,减轻消化道静脉曲张,减少静脉出血。从小剂量起渐增,服法:40～180mg/d。2.治疗血流动力学属高排低阻型的感染性休克, β-blockers propranolol, widely used in heart rhythm disorders, myocardial infarction, hypertension, angina pectoris, hyperthyroidism, migraine and other diseases, is already well-known clinical, in addition there are several new uses: 1. Prevention of liver cirrhosis digestion Road bleeding. An oral experience of safety can continue to reduce portal pressure of liver cirrhosis, reduce digestive tract varicose veins, reduce venous bleeding. Increasing from the small dose, service method: 40 ~ 180mg / d. 2. Treatment of hemodynamics is a high-row low resistance type of septic shock,