Brain zaps for opioid addiction? Single-Patient trial raises questions
NCT ID NCT05903495
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This completed study tested deep brain stimulation (DBS) in just one person with severe, treatment-resistant opioid use disorder. The goal was to see if stimulating brain reward areas could reduce opioid use and improve safety. Because only one participant was enrolled, the results are too limited to draw any conclusions about effectiveness.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Deep brain stimulation (DBS) device targeting the nucleus accumbens and ventral internal capsule
- What this could lead to
- If it works, this could point toward a new brain-stimulation treatment for people with severe opioid addiction who haven't responded to other therapies.
- What could go wrong
- This was a very early, single-person study. It cannot prove effectiveness, and DBS carries surgical risks. Much larger trials are needed.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
-
1 person
The number who actually took part.
- Started
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Jul 2023
- Finished
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Jun 2024
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
22 to 50 years
- Sex
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Anyone
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age 22-50 years at time of enrollment. * Fulfills current DSM-5 diagnostic criteria for severe OUD with at least a 5-year history. * Participants may have comorbid SUD diagnoses at a mild, moderate or severe level, however, OUD must be the primary disorder for which the individual is seeking treatment and the other use disorders must occur in the context of relapse. * At least one lifetime overdose survival. * Demonstrated greater than five years of refractory symptoms of OUD. Exclusion Criteria: * Diagnosis of acute myocardial infarction or cardiac arrest 1 within the previous 6 months. * Past or present diagnosis of schizophrenia, psychotic disorder, bipolar disorder, or untreated depression other than one determined to be substance induced. * Unable to undergo MR-imaging
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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
-
West Virginia University Rockefeller Neuroscience Institute
Morgantown, West Virginia, 26505, United States
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Other studies related to the condition(s) this trial covers.
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