"Expired drugs" refers to medications or drugs that have reached their expiration dates. It means that these medicines are no longer guaranteed to be effective or safe and should not be used. Full definition
Though expired medications retain their potency, no scientific study has ever tested and verified the safety of expired drugs in humans. (myintimcity.com)
Again, by removing these unwanted or expired drugs from the household, residents can eliminate the risk of poisoning or abuse. (www2.erie.gov)
Though there are Internet sites that represent legitimate pharmacies, the FDA has found that there are others that sell unapproved pet drugs and counterfeit pet products, make fraudulent claims, dispense prescription drugs without requiring a prescription, and sell expired drugs. (emeraldcityanimalhospital.com)