# Effect of Extended Dose Intervals on the Immune Response to Oral Cholera Vaccine

> **NCT03373669** · PHASE4 · COMPLETED · sponsor: **Johns Hopkins Bloomberg School of Public Health** · enrollment: 120 (actual)

## Conditions studied

- Cholera
- Vibrio Cholerae Infection

## Interventions

- **BIOLOGICAL:** Oral Cholera Vaccine
- **BIOLOGICAL:** Adjusted Dose Oral Cholera Vaccine

## Key facts

- **NCT ID:** NCT03373669
- **Lead sponsor:** Johns Hopkins Bloomberg School of Public Health
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-11-16
- **Primary completion:** 2019-10-16
- **Final completion:** 2020-12-01
- **Target enrollment:** 120 (ACTUAL)
- **Last updated:** 2021-04-05


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03373669

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03373669, "Effect of Extended Dose Intervals on the Immune Response to Oral Cholera Vaccine". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT03373669. Licensed CC0.

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