Drug expiration dating


07-Jun-2017 05:30

drug expiration dating-11

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But what certainty do we have that this new dosage form will maintain all of these properties over time?What happens after it sits on a shelf for two or three years, or more?

In the absence of specific instructions or take-back programs, U. federal guidelines recommend disposing of expired or unwanted medicines by putting them in a bag or container and mixing up with coffee grounds or kitty litter.

Not only is the pharmacy legally responsible for ensuring your prescription is filled with “in-date” stock, we’re regularly confronted with dealing with expired drugs, both prescription and non-prescription.

Because of expiry dates, an enormous quantity of drugs are manufactured and sold or dispensed, but never consumed.

Few companies have the patience to wait, so drug products are put through accelerated degradation testing, or “stress” testing, to estimate how quickly a drug will deteriorate.

Depending on the dosage form, stress testing may include short-term exposure to extremes of heat, light, oxidation, and humidity. Some feel the expiry date is purely a plot of Big Pharma to sell more drugs.



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