# A Double-blind Randomized, Placebo-controlled, Crossover Study of Single Doses of OROS Methylphenidate Hydrochloride (CONCERTA) and Long-acting Methylphenidate Hydrochloride (RITALIN LA) in Healthy Adults

> **NCT00302354** · PHASE4 · COMPLETED · sponsor: **Massachusetts General Hospital** · enrollment: 50 (—)

## Conditions studied

- Healthy Volunteers

## Interventions

- **DRUG:** OROS methylphenidate HCl
- **DRUG:** SODAS methylphenidate HCl

## Key facts

- **NCT ID:** NCT00302354
- **Lead sponsor:** Massachusetts General Hospital
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2004-12
- **Primary completion:** 2005-09
- **Final completion:** 2005-09
- **Target enrollment:** 50 (—)
- **Last updated:** 2011-07-12

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00302354

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00302354, "A Double-blind Randomized, Placebo-controlled, Crossover Study of Single Doses of OROS Methylphenidate Hydrochloride (CONCERTA) and Long-acting Methylphenidate Hydrochloride (RITALIN LA) in Healthy Adults". Retrieved via AI Analytics 2026-07-27 from https://api.ai-analytics.org/clinical/NCT00302354. Licensed CC0.

---

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