Health: Wait--those pills may have expired

Wait--those pills may have expired in healthy blog. I once got a cough in the night—tried water, tea, and finally a slug of some old goo in the cabinet—which resulted in a banging case of the trots.Don’t take expired drugs. Misty Vo wrote about this in the AZ Republic, Oct 14, 2011. First—says Ms Vo—they determine expiration in a variety of ways. Some companies study the stability of the drug and its potency over time.Others use mathematical formulas.When the drug reaches the date, it

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