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A Phase 2, Randomized, Triple-Blinded, Active-Controlled Study to Assess the Safety and Immunogenicity of an Investigational Herpes Zoster (HZ) Vaccine, JCXH-105, in Healthy Subjects ≥ 50 Years of Age

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Trial Profile

A Phase 2, Randomized, Triple-Blinded, Active-Controlled Study to Assess the Safety and Immunogenicity of an Investigational Herpes Zoster (HZ) Vaccine, JCXH-105, in Healthy Subjects ≥ 50 Years of Age

Status: Active, no longer recruiting
Phase of Trial: Phase II

Latest Information Update: 22 May 2026

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At a glance

  • Drugs GSK 137173A (Primary) ; JCXH-105 (Primary)
  • Indications Herpes zoster
  • Focus Adverse reactions; Pharmacodynamics
  • Sponsors Immorna

Most Recent Events

  • 23 Apr 2026 Planned End Date changed from 1 Aug 2025 to 1 Aug 2026.
  • 23 Apr 2026 Planned primary completion date changed from 1 Aug 2025 to 1 Aug 2026.
  • 19 Mar 2025 Status changed from recruiting to active, no longer recruiting.

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