Can ketamine repair brain connections in depression and PTSD?

NCT ID NCT02734602

First seen Jun 08, 2026 ยท Last updated Jun 08, 2026

Summary

This study looks at brain changes in people with major depression or PTSD using special PET scans. Researchers want to see if a single dose of ketamine can reverse the loss of brain connections (synapses) linked to these conditions. The study involves 130 adults who will have MRI and PET scans, with some receiving ketamine during one scan. It is an early-stage research study to understand how the brain changes, not a treatment trial.

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Contacts and locations

Locations

  • PET Center

    New Haven, Connecticut, 06519, United States

Conditions

Explore the condition pages connected to this study.