# Preventing Impaired Driving Among Adolescents

> **NCT04959461** · NA · COMPLETED · sponsor: **Stanford University** · enrollment: 198 (actual)

## Conditions studied

- Substance-Related Disorders

## Interventions

- **BEHAVIORAL:** webCHAT
- **BEHAVIORAL:** Usual Care

## Key facts

- **NCT ID:** NCT04959461
- **Lead sponsor:** Stanford University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2022-01-01
- **Primary completion:** 2025-03-30
- **Final completion:** 2025-08-31
- **Target enrollment:** 198 (ACTUAL)
- **Last updated:** 2026-03-27

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04959461

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04959461, "Preventing Impaired Driving Among Adolescents". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04959461. Licensed CC0.

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