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Arachidonic acid supplementation for cognitive improvement in schizophrenia: a randomized controlled trial

A randomized, double-blind, placebo-controlled trial of arachidonic acid (AA) supplementation for cognitive impairment in schizophrenia

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN17988045
Enrollment
66
Registered
2025-07-28
Start date
2025-08-01
Completion date
Unknown
Last updated
2025-09-08

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

Conditions

Schizophrenia Mental and Behavioural Disorders

Interventions

This randomized, double-blind, placebo-controlled trial will compare arachidonic acid (AA) supplementation versus placebo in schizophrenia patients. Eligible participants will be randomly allocated 1

Sponsors

Shanghai Jiao Tong University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Confirmed diagnosis of schizophrenia according to ICD-10 criteria 2. Willingness to participate, with signed informed consent from the patient or their legal guardian

Exclusion criteria

Exclusion criteria: 1.Patients should not have a history of other mental disorders, neurological disorders, serious physical diseases, traumatic brain injury, substance abuse, or dependence 2. Enrollment in another clinical trial within 4 weeks prior to screening 3. Pregnancy, lactation, or plans to conceive during the study

Design outcomes

Primary

MeasureTime frame
Cognitive function will be measured using the Cambridge Neuropsychological Test Automated Battery® (CANTAB®) system at baseline, week 3, and 6.

Secondary

MeasureTime frame
RBC's fatty acids will be measured using gas chromatography-mass spectrometry at baseline and week 6.

Countries

China

Contacts

Public ContactYan Gao
Gao_Yan@sjtu.edu.cn+86 21 62833148

Outcome results

None listed

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