# Identification of Psychoactive Substance Users in Young Adults (16 to 25 Years Old) Visiting the Emergency Department

> **NCT04173546** · — · COMPLETED · sponsor: **Hospices Civils de Lyon** · enrollment: 459 (actual)

## Conditions studied

- Psychiatric Emergency
- Drug Use

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04173546
- **Lead sponsor:** Hospices Civils de Lyon
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2020-02-11
- **Primary completion:** 2021-04-15
- **Final completion:** 2021-04-15
- **Target enrollment:** 459 (ACTUAL)
- **Last updated:** 2021-04-26


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04173546

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04173546, "Identification of Psychoactive Substance Users in Young Adults (16 to 25 Years Old) Visiting the Emergency Department". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT04173546. Licensed CC0.

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