# Using Text Messages to Improve COVID-19 Vaccination Uptake

> **NCT04895683** · NA · UNKNOWN · sponsor: **Imperial College Healthcare NHS Trust** · enrollment: 120000 (estimated)

## Conditions studied

- Covid19

## Interventions

- **BEHAVIORAL:** Text message content

## Key facts

- **NCT ID:** NCT04895683
- **Lead sponsor:** Imperial College Healthcare NHS Trust
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-05-11
- **Primary completion:** 2021-12-31
- **Final completion:** 2022-05-11
- **Target enrollment:** 120000 (ESTIMATED)
- **Last updated:** 2021-05-24

## Collaborators

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- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04895683

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04895683, "Using Text Messages to Improve COVID-19 Vaccination Uptake". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT04895683. Licensed CC0.

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