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编辑同志:药品在贮存和使用过程中,由于其本身的理化性质,或因易受水分、温度、光线、空气等的影响,而发生某些质量变化,以致降低疗效或增加毒副作用。这种变化,有的易于观察,有的则不易从外观察觉,因而对某些药品规定了有效期或失效期。这对保证临床用药的安全与有效有着实际意义。在实际工作中,往往由于药品供应紧张,或由于个别医药人员对规定药品有效期的意义不太清楚,对使用过期失效药品的
Edit Comrades: Certain quality changes occur during storage and use due to their own physicochemical properties or susceptibility to moisture, temperature, light, air, etc., resulting in decreased efficacy or increased side effects. This change, some easy to observe, while others are not easy to detect from the outside, so for some drugs provided for the expiration date or expiration date. This has practical significance for ensuring the safety and effectiveness of clinical medication. In practical work, often due to the tight supply of drugs, or because of the significance of the individual pharmaceutical staff to specify the validity of the drug is not clear, the use of expired drugs