# The Follow-up Study for the Patients of Illicit Substance Use Disorder

> **NCT04426565** · NA · UNKNOWN · sponsor: **Kaohsiung Kai-Suan Psychiatric Hospital** · enrollment: 500 (estimated)

## Conditions studied

- Substance Use Disorders
- Illicit Drug Use

## Interventions

- **BEHAVIORAL:** motivational enhancement interview
- **BEHAVIORAL:** the individual psychotherapy
- **BEHAVIORAL:** the group psychotherapy
- **BEHAVIORAL:** the family therapy

## Key facts

- **NCT ID:** NCT04426565
- **Lead sponsor:** Kaohsiung Kai-Suan Psychiatric Hospital
- **Sponsor class:** OTHER_GOV
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-05-01
- **Primary completion:** 2021-12-30
- **Final completion:** 2022-09-30
- **Target enrollment:** 500 (ESTIMATED)
- **Last updated:** 2020-06-11

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04426565

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04426565, "The Follow-up Study for the Patients of Illicit Substance Use Disorder". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT04426565. Licensed CC0.

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