Af­ter warn­ing let­ters and fa­tal poi­son­ings, FDA is­sues guid­ance for strin­gent test­ing of con­t­a­m­i­nants

Af­ter send­ing warn­ing let­ters to sev­er­al for­eign drug­mak­ers over con­t­a­m­i­nant con­cerns, the FDA to­day re­leased new guid­ance for im­me­di­ate im­ple­men­ta­tion on the test­ing of glyc­erin …

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