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Effect of vitamin D supplementation on symptoms of schizophrenia

Prospective Study of Vitamin D Supplementation on Positive, Negative, and Cognitive Symptoms in Schizophrenia - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2026/06/111715
Enrollment
60
Registered
2026-06-02
Start date
Unknown
Completion date
Unknown
Last updated
2026-06-22

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

Conditions

Health Condition 1: F200- Paranoid schizophrenia

Interventions

Intervention1: Vitamin D: vitamin D is given weekly for 12weeks Control Intervention1: NOT APPLICABLE: NOT APPLICABLE

Sponsors

Mohit Kumar Jain
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: DSM-5 diagnosis of schizophrenia, clinically stable (no hospitalization in past 1 month, no greater than 25 percentage change in antipsychotic dose in past 4 weeks). Attending Psychiatry OPD at Government Medical College, Dungarpur. Willing to provide written informed consent.

Exclusion criteria

Exclusion criteria: Severe medical comorbidities (renal, hepatic, or endocrine disorders). History of hypercalcemia, nephrolithiasis, or metabolic bone disease Pregnant or lactating women. Recent or ongoing vitamin D supplementation (past 12 weeks). Medications affecting vitamin D metabolism (anticonvulsants, glucocorticoids, rifampicin, etc.). Substance use disorder (except nicotine/caffeine). Inability or unwillingness to comply with follow-up.

Design outcomes

Primary

MeasureTime frame
To assess the change in negative symptoms (SANS total score) after 12 weeks of vitamin D supplementation.Timepoint: baseline 4week 8week 12week—

Secondary

MeasureTime frame
To evaluate change in positive symptoms (SAPS total score). To evaluate change in attention using Digit span & Trail Making tests Timepoint: baseline 4week 8week 12week—

Countries

India

Contacts

Public ContactDr Nitin Kothari

Government Medical College and Attached Hospital Dungarpur Rajasthan

nknitinkothari@gmail.com9982942001

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Jun 29, 2026