# A Study on the Long-term Efficacy, Safety and Persistence of Immune Response of a Vaccine Against Herpes Zoster in Older Adults

> **NCT05371080** · PHASE3 · ACTIVE_NOT_RECRUITING · sponsor: **GlaxoSmithKline** · enrollment: 3038 (estimated)

## Conditions studied

- Herpes Zoster

## Interventions

- **BIOLOGICAL:** HZ/su vaccine

## Key facts

- **NCT ID:** NCT05371080
- **Lead sponsor:** GlaxoSmithKline
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2022-08-10
- **Primary completion:** 2027-08-23
- **Final completion:** 2027-08-23
- **Target enrollment:** 3038 (ESTIMATED)
- **Last updated:** 2024-01-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05371080

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05371080, "A Study on the Long-term Efficacy, Safety and Persistence of Immune Response of a Vaccine Against Herpes Zoster in Older Adults". Retrieved via AI Analytics 2026-06-26 from https://api.ai-analytics.org/clinical/NCT05371080. Licensed CC0.

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