# The Role of Expectancy for Cognitive Enhancement in College Students Using Prescription Stimulants Nonmedically

> **NCT04635826** · PHASE4 · WITHDRAWN · sponsor: **University of Alabama at Birmingham**

## Conditions studied

- Prescription Stimulants
- Expectations
- Deception

## Interventions

- **DRUG:** Adderall 10Mg Tablet
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT04635826
- **Lead sponsor:** University of Alabama at Birmingham
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2025-07-01
- **Primary completion:** 2029-07-31
- **Final completion:** 2030-07-31
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Did not receive funding
- **Last updated:** 2025-04-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04635826

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04635826, "The Role of Expectancy for Cognitive Enhancement in College Students Using Prescription Stimulants Nonmedically". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT04635826. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*