# Neurocognitive Mechanisms Underlying Smartphone-Assisted Prevention of Relapse in Opioid Use Disorder

> **NCT05336188** · NA · ENROLLING_BY_INVITATION · sponsor: **University of Arkansas** · enrollment: 336 (estimated)

## Conditions studied

- Opioid-Related Disorders
- Mobile Applications
- Opiate Substitution Treatment
- Magnetic Resonance Imaging
- Craving
- Attentional Bias
- Ecological Momentary Assessment

## Interventions

- **DEVICE:** Smartphone

## Key facts

- **NCT ID:** NCT05336188
- **Lead sponsor:** University of Arkansas
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** ENROLLING_BY_INVITATION
- **Start date:** 2023-05-16
- **Primary completion:** 2027-09-30
- **Final completion:** 2028-09-30
- **Target enrollment:** 336 (ESTIMATED)
- **Last updated:** 2026-05-15


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05336188

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05336188, "Neurocognitive Mechanisms Underlying Smartphone-Assisted Prevention of Relapse in Opioid Use Disorder". Retrieved via AI Analytics 2026-08-01 from https://api.ai-analytics.org/clinical/NCT05336188. Licensed CC0.

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