# A Study to Determine the Abuse Potential of Tozadenant Relative to D-Amphetamine and Placebo When Administered Orally in Healthy, Non-Dependent, Recreational Polydrug Users

> **NCT03200080** · PHASE1 · TERMINATED · sponsor: **Biotie Therapies Inc.** · enrollment: 26 (actual)

## Conditions studied

- Abuse Potential

## Interventions

- **DRUG:** Tozadenant
- **DRUG:** Placebo oral tablet
- **DRUG:** d-amphetamine
- **DRUG:** Placebo oral capsule

## Key facts

- **NCT ID:** NCT03200080
- **Lead sponsor:** Biotie Therapies Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2017-09-18
- **Primary completion:** 2017-11-28
- **Final completion:** 2017-11-28
- **Target enrollment:** 26 (ACTUAL)
- **Why stopped:** New Safety Information
- **Last updated:** 2018-08-13

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03200080

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03200080, "A Study to Determine the Abuse Potential of Tozadenant Relative to D-Amphetamine and Placebo When Administered Orally in Healthy, Non-Dependent, Recreational Polydrug Users". Retrieved via AI Analytics 2026-05-31 from https://api.ai-analytics.org/clinical/NCT03200080. Licensed CC0.

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