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  2. Some at-home COVID tests have expiration dates changed ... - AOL

    www.aol.com/home-covid-tests-expiration-dates...

    First, check to see if the expiration date got an extension by the U.S. Food and Drug Administration. ... go to the search function and type the manufacturer and test name shown on the box label ...

  3. Shelf Life Extension Program - Wikipedia

    en.wikipedia.org/wiki/Shelf_Life_Extension_Program

    One exception occurred during the 2010 Swine Flu Epidemic when the FDA authorized expired Tamiflu based on SLEP Data. [9]The US FDA is able to extend the shelf life of drugs throughout national, state, local, tribal, and territorial stockpiles through two legal means: by issuing an Emergency Use Authorization on using a drug past its expiration date (which is legally an unapproved use of a ...

  4. Expiration date - Wikipedia

    en.wikipedia.org/wiki/Expiration_date

    An expiration date or expiry date is a previously determined date after which something should no longer be used, either by operation of law or by exceeding the anticipated shelf life for perishable goods. Expiration dates are applied to some food products and other products like infant car seats where the age of the product may affect its safe ...

  5. Shelf life - Wikipedia

    en.wikipedia.org/wiki/Shelf_life

    The expiration date of pharmaceuticals specifies the date the manufacturer guarantees the full potency and safety of a drug. Most medications continue to be effective and safe for a time after the expiration date. A rare exception is a case of renal tubular acidosis purportedly caused by expired tetracycline. [9]

  6. 13 foods you should never, ever eat past the expiration date

    www.aol.com/article/lifestyle/2018/03/16/13...

    None of these are expiration dates nor do they indicate whether food is safe to eat or not. In fact, the FDA allows manufacturers to sell almost any food past these dates, with baby formula being ...

  7. Drug expiration - Wikipedia

    en.wikipedia.org/wiki/Drug_expiration

    The labeled expiration date is a manufacturer's promise for a time until which the drug will have full efficacy and be safe as manufactured. [4] The labeled expiration date is not an indication of when a drug has become ineffective or unsafe to use. [4] Many drugs are effective for years after their expiration dates. [4]

  8. N-Phenylnaphthalen-1-amine - Wikipedia

    en.wikipedia.org/wiki/N-Phenylnaphthalen-1-amine

    In wild-type MUP there is just enough room for the amine group of NPN to makes a water mediated hydrogen bond to Tyr120, whereas in Y120F MUP mutant, there is a slight shift and the amine group makes a direct hydrogen bond to Tyr120. Much is still unknown about the entropic and enthalpic effects of the MUP binding site. [2]

  9. NPN - Wikipedia

    en.wikipedia.org/wiki/NPN

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