an antibiotic marketed by Bayer as Cipro. One batch had an expiration date of March 1989. More than 9 1/2 years later, the FDA found the tablets still good; it then extended some of them for 18 more months and others for 24 more months. ...
Probably not as crucial as the "Best By" date on milk cartons. Medicines are expensive, and amid occasional shortages, some people are tempted to useexpired pills. After all, a pill good till May 31 can't be useless on June 1. The expiration date, typically just one or two years after...