Warning Letters
Letters issued by the U.S. Food and Drug Administration because of improper advertising.
Prinivil®: Merck and Company
Viagra®: Pfizer Inc.
YAZ®: Bayer HealthCare Pharmaceuticals, Inc
Letters issued by the U.S. Food and Drug Administration because of improper advertising.
Prinivil®: Merck and Company
Viagra®: Pfizer Inc.
YAZ®: Bayer HealthCare Pharmaceuticals, Inc