An over-the-counter allergy medication sold nationwide is being recalled for a mix-up with another medication that could potentially be life-threatening.

Some consumers may have a hypersensitivity to the possible contaminate, officials warn.

Doctors are taking aim at a medicine cabinet staple, arguing its risks outweigh its benefits. Millions of adults and children take over-the-counter (OTC) diphenhydramine, the active ingredient in ...