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Texas Attorney General Sues Pfizer and Tris Pharma Over Alleged Fraud Involving ADHD Drug

The lawsuit claims the companies manipulated testing data and concealed issues with the ADHD medication Quillivant, leading to ineffective treatment for children on Medicaid.

  • Pfizer and Tris Pharma are being sued by Texas Attorney General Ken Paxton for allegedly defrauding the Texas Medicaid program by providing an ADHD medication, Quillivant, to children despite known issues with the drug.
  • Paxton alleges that Pfizer and Tris manipulated testing data and concealed issues with Quillivant to pass Texas drug regulations.
  • The lawsuit claims that Pfizer and Tris hid poor manufacturing processes from 2012 to 2018, during which time patients reported that the medication was not effective.
  • The lawsuit stems from a whistleblower complaint by Tarik Ahmed, who worked as Tris' head of technology from 2013 to 2017.
  • Pfizer had previously been subpoenaed in 2022 by the Southern District of New York over the production of Quillivant and its partnership with Tris.
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