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TNX 4800

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Drug Profile

TNX 4800

Alternative Names: mAb-2217LS; TNX-4800

Latest Information Update: 30 Oct 2025

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At a glance

  • Originator UMass Chan Medical School
  • Developer Tonix Pharmaceuticals Holding Corp; UMass Chan Medical School
  • Class Antibacterials; Monoclonal antibodies
  • Mechanism of Action OspA protein modulators
  • Orphan Drug Status

    Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.

    No
  • New Molecular Entity Yes

Highest Development Phases

  • Phase I Lyme disease

Most Recent Events

  • 17 Sep 2025 Tonix Pharmaceuticals Holding Corp. in-licenses TNX 4800 from UMass Chan Medical School
  • 17 Sep 2025 Phase I trials in Lyme disease (Prevention) (SC)
  • 17 Sep 2025 Tonix Pharmaceuticals Holding Corp plans to submit Biological license application (BLA) for Lyme disease

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