Could ketamine lift the fog of depression in Parkinson's?
NCT ID NCT04944017
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested whether repeated doses of ketamine, given through an IV, can safely and effectively reduce depression in people with Parkinson's disease. 51 adults aged 40-80 with both conditions took part. Researchers compared ketamine to a placebo and used brain scans to explore how it might work.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Yale New Haven Hospital
New Haven, Connecticut, 06510, United States
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