The Food and Drug Administration issued an alert in March 2009 after learning that more than 2, 000 patients may have been exposed at a Texas hospital between 2007 and 2009.

WSJ: 2nd NY hospital warns of insulin pen infection

Regulators may be learning from the disaster that occurred when risks emerged for Avandia, the world's top-selling diabetes drug.

FORBES: Averting Another Avandia?