Merck, the world's third-biggest drugmaker, says some of the foil pouches holding the pills may allow air and moisture inside. Merck says there's a remote chance that could decrease the drug's effectiveness.
RecommendedRecent Facebook Activity
Only On 7
Watch "The Queen Latifah Show" weekdays at 4pm followed by Leon Harris and Alison Starling on ABC7 News at 5. Click here to find out more about "The Queen Latifah Show!"