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Biotechnology: Biological Products (No Diagnostic Substances)
Clinical TrialJun 1, 2026, 07:03 AM

Invivyd Completes Enrollment for Phase 3 DECLARATION COVID-19 Trial

AI Summary

Invivyd, Inc. announced the completion of enrollment for its Phase 3 DECLARATION clinical trial evaluating VYD2311, an investigational monoclonal antibody for the prevention of symptomatic COVID-19. The trial, which includes both single and monthly intramuscular dosing arms, was upsized by approximately 500 subjects following a pre-specified sample size re-estimation. Top-line results for the trial remain on track for approximately late Q3 2026.

Key Highlights

  • Invivyd completed enrollment for its Phase 3 DECLARATION trial of VYD2311.
  • VYD2311 is an investigational monoclonal antibody for symptomatic COVID-19 prevention.
  • The trial evaluates single and monthly intramuscular doses of VYD2311.
  • Sample size was re-estimated, adding approximately 500 additional subjects.
  • Total enrollment for the DECLARATION trial is approximately 2,400 participants.
  • Top-line results for the trial are expected in approximately late Q3 2026.
  • VYD2311 aims to provide strong protection from COVID-19 for three months and beyond.