# A Study Assessing 13-valent Pneumococcal Conjugate Vaccine in Healthy Chinese Infants and Young Children

> **NCT03574389** · PHASE3 · COMPLETED · sponsor: **Pfizer** · enrollment: 936 (actual)

## Conditions studied

- Pneumococcal Infections
- Pneumococcal Conjugate Vaccine

## Interventions

- **BIOLOGICAL:** 13vPnC
- **BIOLOGICAL:** Hib

## Key facts

- **NCT ID:** NCT03574389
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-06-23
- **Primary completion:** 2021-08-23
- **Final completion:** 2023-10-13
- **Target enrollment:** 936 (ACTUAL)
- **Last updated:** 2024-11-05


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03574389

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03574389, "A Study Assessing 13-valent Pneumococcal Conjugate Vaccine in Healthy Chinese Infants and Young Children". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT03574389. Licensed CC0.

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