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A Phase 1a/b Randomized, Double-Blind, Placebo-Controlled Dose Escalation Study Evaluating MDX2301 in Healthy Adults and Adults at Higher Risk for Severe COVID-19

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Trial Profile

A Phase 1a/b Randomized, Double-Blind, Placebo-Controlled Dose Escalation Study Evaluating MDX2301 in Healthy Adults and Adults at Higher Risk for Severe COVID-19

Status: Recruiting
Phase of Trial: Phase I

Latest Information Update: 11 May 2026

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At a glance

  • Drugs MDX 2301 (Primary) ; MDX 2301 (Primary) ; MDX 2301 (Primary)
  • Indications COVID 2019 infections
  • Focus Adverse reactions; First in man
  • Sponsors IsoTis OrthoBiologics

Most Recent Events

  • 28 Apr 2026 According to an OPKO Health media release, trial initiated and completed first dose cohort of MDX2301 Phase 1 clinical trial for the prevention of COVID-19.
  • 06 Mar 2026 New trial record
  • 26 Feb 2026 According to Opko Health media release, the trial is scheduled to begin in the second quarter of 2026, with pharmacokinetic and immunogenicity data expected later this year.

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