Brain zaps aimed at craving center could help break meth addiction
NCT ID NCT07802223
First seen Sep 03, 2026 · Last updated Sep 04, 2026 · Updated 1 time
Summary
This trial tests whether a non-invasive brain stimulation technique, called transcranial temporal interference stimulation, can reduce drug cravings in people with methamphetamine use disorder. The stimulation targets the nucleus accumbens, a brain region involved in reward and addiction, and is delivered in real time when a patient shows a cue-induced craving response. Fifty adults with methamphetamine use disorder will receive either active stimulation or a sham procedure over five days. Researchers will measure changes in craving scores and drug-related thoughts to see if the approach helps improve control over drug use.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Closed-loop transcranial temporal interference stimulation (tTIS) targeting the nucleus accumbens
- What this could lead to
- If it works, this could offer a non-invasive brain stimulation treatment to curb drug craving and support recovery in people with methamphetamine use disorder.
- What could go wrong
- This is an early, small trial with 50 participants, so results may not hold up in larger studies. The stimulation is experimental, and its effects on craving and brain function are still uncertain.
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
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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
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About 50 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2026
An estimate. Start dates often move.
- Expected to finish
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Nov 2026
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 55 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.
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: * Individuals aged between 18 and 55 years, irrespective of gender, having completed a minimum of 9 years of education and capable of effectively cooperating in questionnaire evaluations. * Meet the diagnostic criteria set forth by the DSM-V concerning the amphetamine-type substance addiction. * A history of utilizing amphetamine-type substances for a duration not less than one year, with a frequency of use being at least once per week. * Consent to actively cooperate in the completion of subsequent follow-up assessments. Exclusion Criteria: * Severe cognitive functional impairments manifested through a history of head trauma, cerebrovascular diseases, epilepsy, etc., or usage of cognitive enhancement drugs in the past 6 months; an intellectual disability with an IQ score less than 70. * A diagnosis of schizophrenia or other severe mental illnesses as per the DSM-5 criteria. * Abuse or dependence on other psychoactive substances (excluding nicotine) within the past 5 years. * Severe organic diseases that might compromise study participation. * Contraindications to cTBS, such as a history of epileptic seizures or the presence of metallic implants in proximity to the head.
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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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Shanghai Mental Health Center
Shanghai, Shanghai Municipality, 200030, China
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Other studies related to the condition(s) this trial covers.
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