Abstract:
Every drug has a limited period of time to maintain their physical stability and during that
time they can show their pharmacological effect, after that period every drug lose their
activity whichis known as the expiration date of drug. Which a drug may not be capable for
use because that drugs are very harmful for the human body. The study of expiration is
needed to know the potency of drugs. For every drug Also need to know the expiration date
for every drug but especially have to know about that drug which are so risky for the body
such as those containing nitroglycerin, tetracycline, liquid antibiotics. These kinds of drugs
should only be taken within thedesignated time frame. To prevent the risk of bacterial growth
or a change in chemical compositionwhich may cause to make them unsafe to use, might be
controlled by knowing the expiration. In this thesis try to find out the percentage of
pharmacy which are abide by the rule of expiration, & trying to find out the percentage of
follower of expired drug disposal guidelines. And also trying to find out the percentage of
safe or unsafe people who are unknowingly use these drugs. About 60% pharmacist (shop)
don’t know about FIFO but their knowledge about drug expire date is good.
