Scientists probe Ketamine's rapid depression relief in brain receptor study

NCT ID NCT03973268

First seen Nov 01, 2025 · Last updated May 12, 2026 · Updated 25 times

Summary

This study looks at how ketamine, a fast-acting antidepressant, works in the brain. Researchers want to see if blocking a specific receptor (AMPA) changes ketamine's effects. About 70 adults with treatment-resistant depression will stay at the clinic for 5 weeks, receive ketamine infusions, and undergo brain scans and tests. The goal is to understand the mechanism, not to test a new treatment.

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Contacts and locations

Study contacts

  • Contact

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

  • Contact

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

Locations

  • National Institutes of Health Clinical Center

    RECRUITING

    Bethesda, Maryland, 20892, United States

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

Conditions

Explore the condition pages connected to this study.