Ranitidine Cancer Risk Found Only By Litigation Plaintiffs’ ‘Unreliable’ Research, Judge Rules
Plaintiffs in Multi-District Litigation didn’t provide scientific evidence of OTC heartburn drug Zantac increasing risk of cancer. Federal judge says plaintiffs' research showed “a lack of substantiation for analytical leaps” in alleging dangerously high levels of NDMA in ranitidine drugs.
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GSK Agreed To Settle California Zantac Litigation After Judge Cleared Plaintiff's Experts To Testify
State court judge would've allowed testimony from 13 of 14 witnesses plaintiff proposed as experts for trial scheduled to start in late July. Plaintiff’s attorneys said decision on experts “signals significant litigation on the horizon for GSK.”
Marketers of copies of national brand OTCs are required under FDA regulations to use the same labeling as the brand, a rule that in effect has limited complaints in California state court alleging Prop 65 violations with nonprescription drug labeling to targeting branded product marketers.
Whether California court finds Zantac, when marketed containing ranitidine, should have had a Prop 65 label warning could be influenced by dismissal in federal court of class action complaints due to faulty research behind claims that ranitidine causes a carcinogenic substance to form post-production.