The expiration date on medication is the date beyond which the manufacturers can no longer guarantee full effectiveness or safe usage.Generally, over-the-counter medicines should have a shelf life of around four or five years.You’re happy, but then you find that the stamped expiration date on the bottle says that the drug expired 18 months ago. If you give your horse a couple tablets, will it work? Most medical authorities state expired drugs are safe to take, even those that expired years ago. A law passed in 1979 required drug manufacturers to stamp expiration dates on the bottles of products that they sell.That date is the date until which the product manufacturer guarantees the full safety and potency of the drug.Expiration dates are chosen by the manufacturer based on three things: sales and marketing, legal protection and consumer protection. army would not have needed an expensive program to determine the actual shelf life of pharmaceutical drugs!There is no easy way to tell if a drug is still usable. However, you can use common sense; see the following quotation from The Peaceful Pill Handbook: "This is not to say that a drug will not be effective after the stated expiry date.The dosage form available for Tri Mix is Injection Solution.Empower Pharmacy’s injection solutions are compounded under the stringent USP 797 guidelines for sterile compounding, and sterility, endotoxin, potency and p H testing is performed on every batch.
Many people throw food out once after its ‘use by' date, as it is no longer guaranteed safe to consume. Once beyond the expiration date, manufacturers cannot be held legally responsible for any damage the medicine does to you.Here’s something about which I get calls all the time. There don’t seem to be any published reports of toxicity in people from drugs used after their expiration date, whether those drugs are injected, ingested, or put on the skin.You come out to the barn and you find that your horse has a bit of swollen leg. I found one report, back in 1963, of damage to a person’s kidneys from an outdated antibiotic product, but that product isn’t available anymore, and it wasn’t the antibiotic that caused the problem.That said, once you open the product up, the expiration date no longer applies. The manufacturer of my truck may recommend that I change the oil every 7,500 miles. The stability of drugs is something that has been studied a bit.But if I drive past 7,500 miles (the expiration date on the oil), and get to 7,501, it’s not like the engine is going to fall out. They’re probably good for quite a while after the expiration date, but the longer you go, the better the chance that the drug has lost some potency. In 1986, inter-agency agreement was established between the US Department of Defense and the FDA, to address stockpiles of drugs that had accumulated in the US military.Questions asked concerning drugs' shelf lives usually pertain to the expiration date of pharmaceutical drugs, and whether these drugs are still safe for use after they have expired.