GSK and Sanofi among those to suffer on Zantac shivers

12 August 2022

French firm Sanofi (Euronext: SAN), the UK’s GSK (LSE: GSK), its former consumer healthcare unit Haleon (LSE: HLN), privately-held Boehringer Ingelheim and Pfizer (NYSE: PFE), the world’s largest pharma company, have all been linked with damaging rumors about the heartburn medicine Zantac (ranitidine).

Zantac was withdrawn from the US and other markets in 2020 amid investigations into potential carcinogenic contamination, and these companies have been named as defendants in federal litigation in the USA related to their marketing of the product.

More than $40 million in combined stock market damage

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