我家小药箱里有很多家庭常备药,但大部分买来很久也没用过或者打开用了一点就放那儿了,也不知道这些药放久了会不会变质,还能不能用,只看外表我怎么判断呢?鞍山黄女士家庭适当备放一些常用药是必要的,这些药可应一时之需也可能很长时间也用不到,因而需要注意清理更换过期、变质的药品。有效期是生产厂家对药品质量保证的界限,超过有效期的药品其有效性和安全性都得不到保障,因而不管是否变质都不应再用。即使在有效期内的药品,由于保存条件、外界环境的变化,或因已开 There are many home standing pills in my small medicine chest, but most of them have not been used for a long time or they have been opened for a long time. I do not know if these medicines will not deteriorate for a long time and can not be used anymore. Look at the appearance of how I judge it? Anshan Huang family proper preparation of some commonly used drugs is necessary, these drugs may be a temporary need may not be used for a long time, and therefore need to pay attention to cleaning up expired, deterioration of drugs. Expiration date is the manufacturer’s limit on the quality assurance of medicines. If the expiration date is exceeded, the validity and safety of the medicines will not be guaranteed. Therefore, no re-use should be made regardless of the quality of the medicines. Even within the validity of the drugs, due to storage conditions, changes in the external environment, or because of the open