由于老年人体内各脏器生理储备能力减弱,对药物的应激反应也变得脆弱,药物的治疗量与中毒量之间的安全范围变小,加之老年人肝肾功能减退,排泄变慢,容易发生中毒或不良反应。一忌任意滥用。患渐进性疾病的老人应尽量少用药物,尤其切忌不明病因就随意滥用药物。二忌种类过多。老年病人服用的药物越多,发生药物不良反应的机会也越大。此外,老年人记忆欠佳,用药种类过多易 Due to the weakening of physiological storage capacity of various organs in the elderly, the stress response to the drug also becomes weak. The range of safety between drug treatment and poisoning becomes smaller. In addition, due to the decline of liver and kidney function and excretion of the elderly, Prone to poisoning or adverse reactions. Avoid any abuse. Older people with progressive disease should minimize the use of drugs, in particular, should not be aware of the cause of abuse of drugs at random. Second, avoid too many types. Older patients taking more drugs, the greater the chance of adverse drug reactions. In addition, the elderly poor memory, too many types of medication easy