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Evaluation of the effect of cannabidiol in the treatment of schizophrenic patients

The effect of cannabidiol on positive symptoms in schizophrenic patients

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20210310050660N2
Enrollment
40
Registered
2021-04-06
Start date
2021-04-21
Completion date
Unknown
Last updated
2021-04-26

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

Conditions

Schizophrenia. Schizophrenia

Interventions

Intervention 1: Intervention group: Twenty patients with schizophrenia were treated with the common drug and cannabidiol drop. Patients received their present treatment (atypical antipsychotic risperi

Sponsors

Qazvin University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: All patients with schizophrenia according to Diagnostic and Statistical Manual of Mental Disorders (DSM–5) criteria Hospitalized in 22 Bahman Hospital in Qazvin Candidate for treatment only with rispidone as an antipsychotic Patient and legal guardian willingness to enter the study Positive and Negative Syndrome Scale (PANSS) score over 60 When entering the study Absence of cognitive disorders Lack of drug resistance

Exclusion criteria

Exclusion criteria: Breastfeeding and pregnancy or desire to conceive within 3 months after completion of the plan. Consumption of stimulants and hallucinogens and cannabis Patients with schizophrenia without positive symptoms candidate for Electroconvulsive Therapy (ECT)

Design outcomes

Primary

MeasureTime frame
Positive symptoms. Timepoint: At the beginning of the study (before the intervention) and 2, 4 and 6 weeks after the start of treatment. Method of measurement: PANSS Questionnaire Scores (Anderson Test).

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMahnaz Majidi

Qazvin University of Medical Sciences

m.majidi@qums.ac.ir+98 28 3355 5054

Outcome results

None listed

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