Merck & Co. received a second request from the U.S. Food and Drug Administration for more information on the company's application to sell its Gardasil cervical cancer vaccine to women age 27 to 45.

Merck & Co. received a second request from the U.S. Food and Drug Administration for more information on the company's application to sell its Gardasil cervical cancer vaccine to women age 27 to 45.