# Naturalistic Substitution of Concerta in Adult Subject With ADHD Receiving Immediate Release Methylphenidate

> **NCT00302406** · PHASE4 · COMPLETED · sponsor: **Massachusetts General Hospital** · enrollment: 50 (estimated)

## Conditions studied

- Attention Deficit Hyperactivity Disorder

## Interventions

- **DRUG:** methylphenidate hydrochloride
- **DRUG:** OROS methylphenidate hydrochloride (CONCERTA)

## Key facts

- **NCT ID:** NCT00302406
- **Lead sponsor:** Massachusetts General Hospital
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2003-07
- **Primary completion:** 2007-11
- **Final completion:** 2007-11
- **Target enrollment:** 50 (ESTIMATED)
- **Last updated:** 2011-07-12

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00302406

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00302406, "Naturalistic Substitution of Concerta in Adult Subject With ADHD Receiving Immediate Release Methylphenidate". Retrieved via AI Analytics 2026-07-07 from https://api.ai-analytics.org/clinical/NCT00302406. Licensed CC0.

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