# Clinical Trial of 23-valent Pneumococcal Polysaccharide Vaccine in Healthy Chinese Population Aged 2 Years and Above

> **NCT05815264** · PHASE1 · COMPLETED · sponsor: **Ab&B Bio-tech Co., Ltd.JS** · enrollment: 144 (actual)

## Conditions studied

- Pneumonia

## Interventions

- **BIOLOGICAL:** 23-valent pneumococcal polysaccharide vaccine
- **BIOLOGICAL:** pneumococcal vaccine polyvalent

## Key facts

- **NCT ID:** NCT05815264
- **Lead sponsor:** Ab&B Bio-tech Co., Ltd.JS
- **Sponsor class:** OTHER
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-09-07
- **Primary completion:** 2021-04-06
- **Final completion:** 2021-04-06
- **Target enrollment:** 144 (ACTUAL)
- **Last updated:** 2026-01-02

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05815264

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05815264, "Clinical Trial of 23-valent Pneumococcal Polysaccharide Vaccine in Healthy Chinese Population Aged 2 Years and Above". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT05815264. Licensed CC0.

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