10,000 volunteers needed to help scientists understand addiction
NCT ID NCT06552741
First seen Jun 27, 2026 · Last updated Aug 25, 2026 · Updated 4 times
Summary
This study screens up to 10,000 adults aged 18-99 who have current, past, or no substance or alcohol use disorders. Participants undergo one visit with tests like physical exams, blood work, memory tests, and mental health evaluations. The goal is to find eligible volunteers for future research on why people use drugs, stop, or never start, and to develop treatments.
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.
- Participants
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About 10,000 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Sep 2024
- Expected to finish
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Jan 2047
An estimate. End dates often move.
- Lead sponsor
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A government research agency
The lead sponsor is the US National Institutes of Health.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
10,000 people with and without substance use disorders (SUDs), aged 18-99
- Ages
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18 to 99 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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: This protocol is seeking individuals with current or past SUDs and/or AUD, as well as those who have never had an SUD or AUD. These individuals also may or may not be in treatment for their AUD/SUDs. To be eligible to participate in this study, an individual must meet the following criteria: * Age 18-99 years old. * Proficient ability to read, write, and understand English. * Stated willingness to comply with all screening procedures and availability for the duration of the screening period * Ability of subject to understand and the willingness to sign a written informed consent document. EXCLUSION CRITERIA: Individuals who lack capacity to consent to research participation to this protocol as determined by the Evaluation to Sign Consent (ESC).
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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National Institute on Drug Abuse
RECRUITINGBaltimore, Maryland, 21224, United States
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Other studies related to the condition(s) this trial covers.
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