药品是一种用于预防、治疗、诊断人的疾病,调节人体生理机能的特殊商品,它规定有适应症、用法和用量。药品从管理上分为处方药和非处方药两类。处方药必须凭医师处方才可调配、购买和使用;非处方药是可自行判断、购买和使用的药品,用于治疗容易自我诊断、自我治疗的常见轻微疾病。在国外又称之为“可在柜台上买到的药物”(Over The Counter),简称OTC。处方药和非处方药不是药品本质的属性,而是管理上的界定。无论是处方药还是非处方药,都是经过国家药品监督管理部门批准的,其安全性和有效性都有保障。实行处方药与非处方药分类管理,其目的是为了有效地加强对处方药的监督管理,防止消费者因自我行为不当导致滥用药物而危及健康。另一方面,通过规范对非处方药的管理,引导消费者科学、合理地进行自我保健,方便广大群众一些小病可以就近购药及时用药。非处方药中又分为甲乙两类,安全性更高的一些药品划为乙类,乙类非处方药还可在超市、宾馆、百货商店等处销售。每个药品一般有二个标准名称,一是国家药典委员会规定的通用名,另一个是它的化学名。如阿司匹林(Aspirin)为通用 Drugs is a special commodity used to prevent, treat, diagnose, and regulate human physiology. It specifies indications, usage, and dosage. Drugs are divided into two categories, prescription and non-prescription drugs. Prescription drugs must be prescribed by physicians before they can be dispensed, purchased and used. OTC drugs are discretionary, purchased and used drugs that are used to treat common minor diseases that are easily self-diagnosed and self-treated. Also known in foreign countries as “can buy the counter drugs ” (Over The Counter), referred to as OTC. Prescription drugs and over-the-counter drugs are not the nature of drugs, but the management of the definition. Whether prescription drugs or non-prescription drugs, are approved by the State Drug Administration, its safety and effectiveness are guaranteed. The implementation of the classification management of prescription drugs and over-the-counter drugs aims at effectively strengthening the supervision and administration of prescription drugs and preventing consumers from endangering their health due to misuse of drugs due to improper self-behaviors. On the other hand, by regulating the management of over-the-counter medicines and guiding consumers to conduct scientific and reasonable self-care, it is convenient for the masses of the public to pay for the timely purchase of medicines for some minor illnesses. Non-prescription drugs are divided into two types of A and B, some of the more safe drugs classified as B, B non-prescription drugs can also be in supermarkets, hotels, department stores and other sales. Each drug generally has two standard names, one is the common name of the State Pharmacopoeia Commission, the other is its chemical name. Such as aspirin (Aspirin) is universal