# Immunogenicity and Safety of S.Flexneriza-S.Sonnei Bivalent Conjugate Vaccine in Volunteers Aged From 3 Months to 5 Years Old

> **NCT04865497** · PHASE2 · COMPLETED · sponsor: **Beijing Zhifei Lvzhu Biopharmaceutical Co., Ltd** · enrollment: 1050 (actual)

## Conditions studied

- Dysentery
- Dysentery, Bacillary

## Interventions

- **BIOLOGICAL:** S.Flexneriza-S.Sonnei Bivalent Conjugate Vaccine
- **BIOLOGICAL:** S.Flexneriza-S.Sonnei Bivalent Conjugate Vaccine
- **BIOLOGICAL:** S.Flexneriza-S.Sonnei Bivalent Conjugate Vaccine
- **BIOLOGICAL:** Haemophilus b Conjugate Vaccine

## Key facts

- **NCT ID:** NCT04865497
- **Lead sponsor:** Beijing Zhifei Lvzhu Biopharmaceutical Co., Ltd
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-01-19
- **Primary completion:** 2019-12-07
- **Final completion:** 2020-12-31
- **Target enrollment:** 1050 (ACTUAL)
- **Last updated:** 2022-01-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04865497

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04865497, "Immunogenicity and Safety of S.Flexneriza-S.Sonnei Bivalent Conjugate Vaccine in Volunteers Aged From 3 Months to 5 Years Old". Retrieved via AI Analytics 2026-06-01 from https://api.ai-analytics.org/clinical/NCT04865497. Licensed CC0.

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