# A Clinical Trial on Booster Immunization of Two COVID-19 Vaccines Constructed From Different Technical Routes

> **NCT05886790** · NA · UNKNOWN · sponsor: **Zhongnan Hospital** · enrollment: 450 (estimated)

## Conditions studied

- COVID-19

## Interventions

- **BIOLOGICAL:** Prototype and Omicron BA.4/5 Bivalent Recombinant COVID-19 Vaccine(Adenovirus Type 5 Vector) For Inhalation
- **BIOLOGICAL:** Bivalent COVID-19 mRNA Vaccine
- **BIOLOGICAL:** Recombinant COVID-19 Vaccine (Adenovirus Type 5 Vector) For Inhalation

## Key facts

- **NCT ID:** NCT05886790
- **Lead sponsor:** Zhongnan Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2023-05-30
- **Primary completion:** 2023-12-31
- **Final completion:** 2024-05-29
- **Target enrollment:** 450 (ESTIMATED)
- **Last updated:** 2023-06-02

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05886790

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05886790, "A Clinical Trial on Booster Immunization of Two COVID-19 Vaccines Constructed From Different Technical Routes". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT05886790. Licensed CC0.

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