人类寿命随着社会进步日益延长,社会对老年人的健康也日益关注。老年人随着年龄的增长,生理功能出现退行性改变,心输出量和肝血流量明显下降,肝药物代谢功能衰退,肾脏的排泄速度减缓,导致老年人容易患病。多数老年病如果早期诊断、早期治疗,预后是好的。根据老年人的生理特点,对老年患者用药应深入细致地了解病情,充分掌握用药指征及药物不良 Life expectancy of human beings As the social progress continues to grow, the health of the community is also growing. Elderly people with age, degenerative changes in physiological function, cardiac output and hepatic blood flow decreased significantly, the decline in hepatic drug metabolism, renal excretion slowed down, leading to the elderly susceptible to illness. Most elderly patients with early diagnosis, early treatment, the prognosis is good. According to the physiological characteristics of the elderly, medication for the elderly should be thoroughly understand the condition, fully grasp the indications and drug abuse