# Immunogenicity and Safety of Tri Fluvac, a Seasonal Trivalent Inactivated Split Virion Influenza Vaccine, in Healthy Thai Elderly

> **NCT04548518** · PHASE3 · UNKNOWN · sponsor: **Mahidol University** · enrollment: 816 (estimated)

## Conditions studied

- Influenza

## Interventions

- **BIOLOGICAL:** GPO Tri Fluvac vaccine
- **BIOLOGICAL:** Licensed influenza vaccine

## Key facts

- **NCT ID:** NCT04548518
- **Lead sponsor:** Mahidol University
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-08-03
- **Primary completion:** 2023-06-30
- **Final completion:** 2023-12-31
- **Target enrollment:** 816 (ESTIMATED)
- **Last updated:** 2022-08-25

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04548518

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04548518, "Immunogenicity and Safety of Tri Fluvac, a Seasonal Trivalent Inactivated Split Virion Influenza Vaccine, in Healthy Thai Elderly". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04548518. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*