# The Impact of Methadone Maintenance Therapy on Food Reward Processing in Opioid Dependence

> **NCT03575273** · NA · COMPLETED · sponsor: **Johns Hopkins University** · enrollment: 45 (actual)

## Conditions studied

- Opioid Dependence
- Obesity

## Interventions

- **BEHAVIORAL:** Sniffin' Sticks Odor Identification and Hedonic Scale
- **BEHAVIORAL:** Sucrose Taste Preference Assessment
- **BEHAVIORAL:** Food Preferences Task
- **BEHAVIORAL:** Progressive Ratio (PR) Task
- **PROCEDURE:** Clinical Electrophysiology
- **DIETARY_SUPPLEMENT:** Standardized Meal and Hunger and Satiety Ratings

## Key facts

- **NCT ID:** NCT03575273
- **Lead sponsor:** Johns Hopkins University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-02-12
- **Primary completion:** 2019-12-01
- **Final completion:** 2020-06-01
- **Target enrollment:** 45 (ACTUAL)
- **Last updated:** 2020-12-16

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03575273

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03575273, "The Impact of Methadone Maintenance Therapy on Food Reward Processing in Opioid Dependence". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT03575273. Licensed CC0.

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