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GLP-1 drugs and vision loss (NAION)

MDL 3163, E.D. Pa., Judge Karen S. Marston

Cases are centralized before one judge for pretrial work.

Stage
Coordinated (MDL or JCCP)
Campaign window
Open
Coordination
MDL 3163
Court
E.D. Pa.
Judge
Karen S. Marston
Category
Drugs

Updated . Maintained by Jacob Malherbe.

New federal cases per week

New filings are counted on the Ozempic page, since both GLP-1 MDLs sit with the same judge. See the Ozempic page.

Jacob Score: 72

Litigation strength from 0 to 100. Last reviewed Jul 20, 2026. How it's set

  • Science
  • Momentum
  • Campaign
  • Timeline
  • Verdicts

What changed

  • Oct 21, 2026
    New study
    Decoding the Safety Profile of GLP-1 Receptor Agonists: Facts, Myths, and Ongoing Controversies
    Current obesity reports. Kounatidis DC et al.
  • Oct 19, 2026
    News
    Rutgers Study Links GLP-1 Drugs to Small Rise in Ischemic Optic Neuropathy in Adults With Type 2 Diabetes
  • Oct 19, 2026
    New study
    Diabetic Retinal Disease Onset and Progression During Established Semaglutide or Tirzepatide Treatment: A Retrospective Comparative Cohort Study With a Descriptive Regional Nonarteritic Anterior Ischemic Optic Neuropathy (NAION) Review
    Cureus. Muhsen J

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