J&J ob­jects to Sanofi’s '#1 Doc­tor Rec­om­mend­ed' claims about heart­burn drug Zan­tac

French drug mak­er Sanofi has come un­der the scan­ner of the non­prof­it Na­tion­al Ad­ver­tis­ing Di­vi­sion (NAD) af­ter its arch-ri­val John­son & John­son com­plained about the …

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