1、盲目求新。有的老年病人总认为新药才是好药，于是用药紧跟广告走，广告宣传什么药，就要求医生开什么药。这种求新的心理是可以理解的。但“新”远非衡量药效优劣的标准，一种新药的疗效是否确切，需要经过临床长期使用的验证。相反，那些经过了几十年临床使用却一直未被淘 1, blindly new. Some elderly patients always think that the new drug is a good medicine, so follow the ad drug, advertising what medicine, it requires the doctor to open what medicine. This new psychology is understandable. But the “new” is far from the standard measure of the pros and cons of efficacy, the efficacy of a new drug is accurate, need to undergo long-term clinical validation. On the contrary, those who have been clinical use for decades have not been elucidated