US FDA staff flags concerns on Merck's chronic cough drug
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FILE PHOTO: Signage is seen outside of the Food and Drug Administration (FDA) headquarters in White Oak, Maryland, U.S., August 29, 2020. REUTERS/Andrew Kelly/File Photo
U.S. Food and Drug Administration's reviewers on Wednesday flagged concerns that data on Merck's chronic cough drug might not be sufficient to prove meaningful benefit, according to documents released ahead of the agency advisers' meeting this week. REUTERS
