# Zoster Vaccine Response in the Frail Elderly

> **NCT01328548** · — · COMPLETED · sponsor: **McMaster University** · enrollment: 241 (actual)

## Conditions studied

- Immune System Diseases

## Interventions

- **DRUG:** Zostavax

## Key facts

- **NCT ID:** NCT01328548
- **Lead sponsor:** McMaster University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2011-05
- **Primary completion:** 2015-03
- **Final completion:** 2015-03
- **Target enrollment:** 241 (ACTUAL)
- **Last updated:** 2018-10-29

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01328548

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01328548, "Zoster Vaccine Response in the Frail Elderly". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT01328548. Licensed CC0.

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