# Immunogenicity and Safety Study of 15-Valent Pneumococcal Conjugate Vaccine in 2-month-old and 3-month-old Healthy Volunteers

> **NCT04357522** · PHASE3 · UNKNOWN · sponsor: **Beijing Zhifei Lvzhu Biopharmaceutical Co., Ltd** · enrollment: 1950 (estimated)

## Conditions studied

- Pneumonia, Pneumococcal

## Interventions

- **BIOLOGICAL:** 15-Valent Pneumococcal Conjugate Vaccine
- **BIOLOGICAL:** 13-Valent Pneumococcal Conjugate Vaccine

## Key facts

- **NCT ID:** NCT04357522
- **Lead sponsor:** Beijing Zhifei Lvzhu Biopharmaceutical Co., Ltd
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-07
- **Primary completion:** 2026-03
- **Final completion:** 2026-03
- **Target enrollment:** 1950 (ESTIMATED)
- **Last updated:** 2020-04-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04357522

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04357522, "Immunogenicity and Safety Study of 15-Valent Pneumococcal Conjugate Vaccine in 2-month-old and 3-month-old Healthy Volunteers". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04357522. Licensed CC0.

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