# A 14 Week, Randomized, Placebo-Controlled Cross-Over Study of Methylphenidate Hydrochloride Controlled Release Capsules in Adult ADHD With and Without Anxiety Disorder Comorbidity

> **NCT03785223** · PHASE4 · COMPLETED · sponsor: **McMaster University** · enrollment: 60 (actual)

## Conditions studied

- Attention Deficit Hyperactivity Disorder
- Generalized Anxiety Disorder
- Social Anxiety Disorder
- Panic Disorder
- Agoraphobia

## Interventions

- **DRUG:** Methylphenidate Hydrochloride Controlled-Release Capsules
- **DRUG:** Placebo Capsule

## Key facts

- **NCT ID:** NCT03785223
- **Lead sponsor:** McMaster University
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-04-20
- **Primary completion:** 2022-09-30
- **Final completion:** 2022-10-31
- **Target enrollment:** 60 (ACTUAL)
- **Last updated:** 2023-10-26

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03785223

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03785223, "A 14 Week, Randomized, Placebo-Controlled Cross-Over Study of Methylphenidate Hydrochloride Controlled Release Capsules in Adult ADHD With and Without Anxiety Disorder Comorbidity". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT03785223. Licensed CC0.

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