Sanofi Clarifies Xyzal-Zyrtec Size Comparison, Outweighs J&J Calculation
National Advertising Division recommends Sanofi add "nearly" to claim that Xyzal Allergy 24HR is "as effective at half the size" of J&J's Zyrtec in a TV ad because 3D modeling comparing the products showed Xyzal tablet has 73-mm volume and a Zyrtec tablet's is 145.2 mm. Sanofi's evidence also supported referring to Xyzal's size would not mislead consumers to expect its drug has half the pharmaceutical dosage of Zyrtec.
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Sanofi will modify claims in social media ads that its Xyzal Allergy 24HR antihistamine is 'twice as fast' as Bayer's s Claritin after the US National Advertising Division found the statement is not supported by head-to-head testing. NAD also recommended the firm discontinue the claim the product provides “relief that starts at hour 1 instead of hour 2.”
Claims that Sanofi's Xyzal 24 HR OTC product contains the same effectiveness as competitor Zyrtec but with half the medication fail a US
National Advertising Division review. NAD also recommended modifying claims suggesting Xyzal's pharmacological design confers a clinically meaningful benefit over Zyrtec.