Prison ADHD drug trial aims to cut recidivism
NCT ID NCT05842330
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether a common ADHD medication (OROS-methylphenidate) can help prisoners with ADHD manage their symptoms and reduce problem behaviors. About 150 adults in French prisons will receive either the drug or a placebo for several months. Researchers will track changes in ADHD severity and incidents like fights or self-harm.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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About 150 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2024
- Expected to finish
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Oct 2027
An estimate. End dates often move.
- 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
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18 to 65 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * age between 18 and 65 * good command of French * stay in prison approx. 4 months at eligibility visit * endorsing clinical diagnostic criteria for DSM-5 ADHD * providing written informed consent Exclusion Criteria: * presence of an acute uncontrolled comorbid psychiatric disorder * medical contraindication to stimulant prescription * potential adverse interaction with another medication * already receive ADHD treatment
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Genom att skicka in godkänner du våra Användarvillkor
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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Geneva University Hospitals
RECRUITINGGeneva, Canton of Geneva, 1211, Switzerland
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