# Chatbot-based Intervention to Promote Vaccine Acceptance in Varansi, India

> **NCT05994820** · NA · COMPLETED · sponsor: **Johns Hopkins Bloomberg School of Public Health** · enrollment: 2058 (actual)

## Conditions studied

- Vaccine Hesitancy

## Interventions

- **BEHAVIORAL:** Happy Baby Programme -Vaccine Campaign
- **BEHAVIORAL:** Happy Baby Programme- Vaccine ++ Campaign

## Key facts

- **NCT ID:** NCT05994820
- **Lead sponsor:** Johns Hopkins Bloomberg School of Public Health
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2023-09-26
- **Primary completion:** 2024-02-10
- **Final completion:** 2024-02-10
- **Target enrollment:** 2058 (ACTUAL)
- **Last updated:** 2024-03-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05994820

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05994820, "Chatbot-based Intervention to Promote Vaccine Acceptance in Varansi, India". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT05994820. Licensed CC0.

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