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Are the psychoto-mimetic effects of cannabis mediated via dopamine?

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN27139591
Enrollment
Unknown
Registered
2007-09-28
Start date
2006-06-01
Completion date
Unknown
Last updated
2015-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Mental and Behavioural Disorders: Psychosis Mental and Behavioural Disorders Psychosis

Interventions

1. THC drug 2. Placebo

Sponsors

Record Provided by the NHSTCT Register - 2007 Update - Department of Health
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: External patients

Exclusion criteria

Exclusion criteria: Not provided at time of registration

Design outcomes

Primary

MeasureTime frame
1. The percentage decrease in specific (123I)-IBZM binding under THC vs placebo conditions 2. The relationship between THC induced PANSS increases and (123I)-IBZM displacement—

Secondary

MeasureTime frame
Not provided at time of registration—

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026