# A Single Heterologous Booster Vaccination Study of TAK-019 in Healthy Japanese Adults (COVID-19)

> **NCT05299359** · PHASE3 · COMPLETED · sponsor: **Takeda** · enrollment: 150 (actual)

## Conditions studied

- Coronavirus Disease (COVID-19)

## Interventions

- **BIOLOGICAL:** TAK-019

## Key facts

- **NCT ID:** NCT05299359
- **Lead sponsor:** Takeda
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2022-04-15
- **Primary completion:** 2022-06-11
- **Final completion:** 2023-10-18
- **Target enrollment:** 150 (ACTUAL)
- **Last updated:** 2024-10-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05299359

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05299359, "A Single Heterologous Booster Vaccination Study of TAK-019 in Healthy Japanese Adults (COVID-19)". Retrieved via AI Analytics 2026-05-30 from https://api.ai-analytics.org/clinical/NCT05299359. Licensed CC0.

---

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