Scientists scan brains to see how ADHD medication works

NCT ID NCT04781972

First seen Nov 01, 2025 · Last updated Apr 24, 2026 · Updated 28 times

Summary

This study aims to understand how methylphenidate (a common ADHD medication) changes brain activity and chemical levels in adults with ADHD. Thirty right-handed adults will receive both the drug and a placebo in random order, then undergo brain scans and thinking tests. The goal is to find brain markers that could help predict who will respond best to treatment.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Johns Hopkins School of Medicine

    RECRUITING

    Baltimore, Maryland, 21205, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact Phone: •••-•••-•••• Email: •••••@•••••

Conditions

Explore the condition pages connected to this study.