The effect of Vitamin D Supplementation on Cognitive Functions in Patients Receiving Maintenance Methadone Treatment
Phase 2
Completed
- Conditions
- Addiction.Mental and behavioural disorders due to psychoactive substance use
- Registration Number
- IRCT2017101133079N4
- Lead Sponsor
- Vice chancellor for research, Kashan University of Medical Sciences
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete
- Sex
- All
- Target Recruitment
- 70
Inclusion Criteria
Patients that receiving methadone maintenance treatment
Aged 18 to 60 years
Exclusion Criteria
Not living in Kashan
Taking vitamin D, multivitamin-mineral, and antioxidant supplements during the last 3 months before the intervention.
Study & Design
- Study Type
- interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Risky Decision Making. Timepoint: At the baseline and after intervention (24 weeks). Method of measurement: Iowa Gambling Task (IGT).;Memory. Timepoint: At the baseline and after intervention (24 weeks). Method of measurement: Wechsler Logic Memory.;Verba Fluency. Timepoint: At the baseline and after intervention (24 weeks). Method of measurement: FAS task.;Speed Processing. Timepoint: At the baseline and after intervention (24 weeks). Method of measurement: Digit Symbol and Trial Making Test (TMT).
- Secondary Outcome Measures
Name Time Method Depression. Timepoint: At the baseline and after intervention (24 weeks). Method of measurement: Beck Depression Inventory (BDI).;Anxiety. Timepoint: At the baseline and after intervention (24 weeks). Method of measurement: Beck Anxiety Inventory (BAI).