Lurasidone Augmentation of Clozapine in Schizophrenia—Retrospective Chart Review

The aim of our study was to evaluate the effectiveness of lurasidone augmentation of clozapine in treatment-resistant schizophrenia (SZ) in a retrospective chart review. From the medical records of 916 SZ patients, we identified 16 individuals treated with a combination of clozapine and lurasidone....

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Main Authors: Marcin Siwek, Adrian Andrzej Chrobak, Aleksandra Gorostowicz, Patrycja Król, Dominika Dudek
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Brain Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3425/13/3/445
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author Marcin Siwek
Adrian Andrzej Chrobak
Aleksandra Gorostowicz
Patrycja Król
Dominika Dudek
author_facet Marcin Siwek
Adrian Andrzej Chrobak
Aleksandra Gorostowicz
Patrycja Król
Dominika Dudek
author_sort Marcin Siwek
collection DOAJ
description The aim of our study was to evaluate the effectiveness of lurasidone augmentation of clozapine in treatment-resistant schizophrenia (SZ) in a retrospective chart review. From the medical records of 916 SZ patients, we identified 16 individuals treated with a combination of clozapine and lurasidone. The detailed clinical data are described separately for each patient. We compared the Clinical Global Impression—Severity (CGI-S) scores between three points of observation: before the treatment and one month and two months after its initiation. CGI Improvement (CGI-I) scores were used to evaluate the treatment response between the first and last points of observation. The vast majority of patients (14/16, 87.5%) responded to lurasidone augmentation of clozapine (CGI-I scores 1 or 2). Therapeutic effects were observable after 3–12 weeks of treatment (median 6 (4–6)). A reduction in CGI-S scores was observed after the first month of observation. There was an observable reduction in positive, depressive and anxiety symptoms, as well as an improvement in psychosocial functioning. Two patients discontinued treatment due to side effects. Our study suggests that lurasidone augmentation of clozapine may lead to improvements in a broad range of SZ symptom dimensions.
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spelling doaj.art-9d737a2e30e843939a2a279c9e63069f2023-11-17T09:59:55ZengMDPI AGBrain Sciences2076-34252023-03-0113344510.3390/brainsci13030445Lurasidone Augmentation of Clozapine in Schizophrenia—Retrospective Chart ReviewMarcin Siwek0Adrian Andrzej Chrobak1Aleksandra Gorostowicz2Patrycja Król3Dominika Dudek4Department of Affective Disorders, Jagiellonian University Medical College, Kopernika St. 21a, 31-501 Cracow, PolandDepartment of Adult Psychiatry, Jagiellonian University Medical College, Kopernika St. 21a, 31-501 Cracow, PolandDepartment of Adult Psychiatry, Jagiellonian University Medical College, Kopernika St. 21a, 31-501 Cracow, PolandDepartment of Adult, Child and Adolescent Psychiatry, University Hospital in Cracow, Kopernika St. 21a, 31-501 Cracow, PolandDepartment of Adult Psychiatry, Jagiellonian University Medical College, Kopernika St. 21a, 31-501 Cracow, PolandThe aim of our study was to evaluate the effectiveness of lurasidone augmentation of clozapine in treatment-resistant schizophrenia (SZ) in a retrospective chart review. From the medical records of 916 SZ patients, we identified 16 individuals treated with a combination of clozapine and lurasidone. The detailed clinical data are described separately for each patient. We compared the Clinical Global Impression—Severity (CGI-S) scores between three points of observation: before the treatment and one month and two months after its initiation. CGI Improvement (CGI-I) scores were used to evaluate the treatment response between the first and last points of observation. The vast majority of patients (14/16, 87.5%) responded to lurasidone augmentation of clozapine (CGI-I scores 1 or 2). Therapeutic effects were observable after 3–12 weeks of treatment (median 6 (4–6)). A reduction in CGI-S scores was observed after the first month of observation. There was an observable reduction in positive, depressive and anxiety symptoms, as well as an improvement in psychosocial functioning. Two patients discontinued treatment due to side effects. Our study suggests that lurasidone augmentation of clozapine may lead to improvements in a broad range of SZ symptom dimensions.https://www.mdpi.com/2076-3425/13/3/445clozapine resistancetreatment resistanceaugmentationschizophrenia
spellingShingle Marcin Siwek
Adrian Andrzej Chrobak
Aleksandra Gorostowicz
Patrycja Król
Dominika Dudek
Lurasidone Augmentation of Clozapine in Schizophrenia—Retrospective Chart Review
Brain Sciences
clozapine resistance
treatment resistance
augmentation
schizophrenia
title Lurasidone Augmentation of Clozapine in Schizophrenia—Retrospective Chart Review
title_full Lurasidone Augmentation of Clozapine in Schizophrenia—Retrospective Chart Review
title_fullStr Lurasidone Augmentation of Clozapine in Schizophrenia—Retrospective Chart Review
title_full_unstemmed Lurasidone Augmentation of Clozapine in Schizophrenia—Retrospective Chart Review
title_short Lurasidone Augmentation of Clozapine in Schizophrenia—Retrospective Chart Review
title_sort lurasidone augmentation of clozapine in schizophrenia retrospective chart review
topic clozapine resistance
treatment resistance
augmentation
schizophrenia
url https://www.mdpi.com/2076-3425/13/3/445
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AT aleksandragorostowicz lurasidoneaugmentationofclozapineinschizophreniaretrospectivechartreview
AT patrycjakrol lurasidoneaugmentationofclozapineinschizophreniaretrospectivechartreview
AT dominikadudek lurasidoneaugmentationofclozapineinschizophreniaretrospectivechartreview