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A study on cognitive dysfunction improvement of aripiprazole for Japanese schizophrenia patients.

A study on cognitive dysfunction improvement of aripiprazole for Japanese schizophrenia patients. - A study on cognitive dysfunction improvement of aripiprazole for Japanese schizophrenia patients.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000013765
Enrollment
100
Registered
2014-05-01
Start date
2014-05-01
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

schzophrenia

Interventions

The aripiprazole administrated group performs a change form medicine before intervention within three months and does it with the single administration.A period is 12 months and starts at 6-12mg/day a

Sponsors

Division of Neuropsychiatry, Department of Brain and Neuroscience, Faculty of Medecine, Tottori University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: A participant is the patient who has a diagnosis of schizophrenia or schizoaffective disorder in DSM-4 or DSM-5, and used antipsychotic drug is within 1200mg/day by CP conversion, and has more than 70 estimated IQ before onset by JART.

Exclusion criteria

Exclusion criteria: The person who has a different mental disease in DSM-4 or DSM-5. A person with strong suicidal ideation and material-dependent past. A person with the past of the disease of brain tissues such as a severe head injury, the cerebrovascular disorder. A person with the past of physically serious medical history. A person with the past of daibetes. A pregnant person or a person with the pregnancy possibility and lactating. The person who uses a long-term acting antiphychotic drug(depot preparation) within three weeks before intervention. The person who is forbidden to use aripiprazole or risperidone on an appended paper.

Design outcomes

Primary

MeasureTime frame
neuropsychological test(BACS), assessment of subjective wellbeing(SWNS-J), QOL/evaluztion of social life function(SF-36)

Secondary

MeasureTime frame
sympton evaluation(PANSS, CGI), extrapyramidal system side efffect evaluation(DIEPSS), NIRS, ERP, fMRI

Countries

Japan

Contacts

Public ContactTakahiro Satake

Tottori University Division of Neuropsychiatry, Department of Brain and Neuroscience, Faculty of Medecine

t-satake@med.tottori-u.ac.jp0859-38-6547

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026