# Impact of Adolescent Vaccine Reminder Notices Sent Via Preferred Method of Communication on HPV Vaccination

> **NCT05148559** · NA · ACTIVE_NOT_RECRUITING · sponsor: **Huong Nguyen, PhD** · enrollment: 5451 (actual)

## Conditions studied

- Papillomavirus Vaccines

## Interventions

- **BEHAVIORAL:** Reminder Sent Via Preferred Method of Communication
- **BEHAVIORAL:** Reminder Sent Via Mailed Letter

## Key facts

- **NCT ID:** NCT05148559
- **Lead sponsor:** Huong Nguyen, PhD
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2021-08-12
- **Primary completion:** 2022-11-02
- **Final completion:** 2026-12
- **Target enrollment:** 5451 (ACTUAL)
- **Last updated:** 2025-11-21

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05148559

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05148559, "Impact of Adolescent Vaccine Reminder Notices Sent Via Preferred Method of Communication on HPV Vaccination". Retrieved via AI Analytics 2026-06-23 from https://api.ai-analytics.org/clinical/NCT05148559. Licensed CC0.

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