CHICAGO - JUNE 17:  Boxes of Zicam cold remedy sit in the storeroom of a drugstore after the company chose to remove the product from its stores following an FDA warning to consumers about using the product June 17, 2009 in Chicago, Illinois. According to the FDA, Zicam, an over-the-counter cold medication, is suspected of causing permanent loss of smell in some consumers. Getty Images logo Getty Images 5 months ago

CHICAGO - JUNE 17: Boxes of Zicam cold remedy sit in the storeroom of a drugstore after the company chose to remove the product from its stores following an FDA warning to consumers about using the product June 17, 2009 in Chicago, Illinois. According to the FDA, Zicam, an over-the-counter cold medication, is suspected of causing permanent loss of smell in some consumers.