A systematic review and meta-analysis of the effect of clozapine on cognitive functions in patients with treatment-resistant schizophrenia

NKW Cheuk, W Tse, HKH Tsui, CF Ma, JSW Chun… - Schizophrenia …, 2023 - Elsevier
Background This study aimed to conduct a systematic review and meta-analysis on
cognitive performances of patients with treatment-resistant schizophrenia (TRS) after …

Clozapine for treatment-refractory schizophrenia, schizoaffective disorder, and psychotic bipolar disorder: a 24-month naturalistic study

A Ciapparelli, L Dell'Osso, S Pini… - Journal of Clinical …, 2000 - psychiatrist.com
Background: The aim of this study was to evaluate the 24-month response to clozapine in
patients with schizophrenia, schizoaffective disorder, or psychotic bipolar disorder. Method …

[HTML][HTML] Clozapine prescribing barriers in the management of treatment-resistant schizophrenia: a systematic review

AI Baig, S Bazargan-Hejazi, G Ebrahim… - Medicine, 2021 - journals.lww.com
Background: Treatment-resistant schizophrenia is prevalent and difficult to manage, as
patients fail multiple antipsychotic trials before being considered as treatment-resistant …

[HTML][HTML] Reasons for discontinuing clozapine: a cohort study of patients commencing treatment

SE Legge, M Hamshere, RD Hayes, J Downs… - Schizophrenia …, 2016 - Elsevier
Background Clozapine is uniquely effective in the management of treatment-resistant
schizophrenia (TRS). However, a substantial proportion of patients discontinue treatment …

Effect of age on the relative efficacy of clozapine in schizophrenia

R Jones, JH MacCabe, MJ Price, X Liu… - Acta Psychiatrica …, 2020 - Wiley Online Library
Objective Early treatment of schizophrenia improves outcomes. Clozapine appears to have
unique benefit when other antipsychotic medication has failed. This systematic review and …

Predictors of response in a sample of treatment-resistant psychotic patients on clozapine

A Ciapparelli, F Ducci, C Carmassi, M Carlini… - European archives of …, 2004 - Springer
This study aims at identifying potential predictors of clinical response and functional
outcome in 101 neuroleptic-refractory patients with a DSM-III-R diagnosis of schizophrenia …

[HTML][HTML] Predictors of differential response to clozapine and haloperidol

R Rosenheck, W Lawson, J Crayton, J Cramer, W Xu… - Biological …, 1998 - Elsevier
Background: We sought to identify baseline predictors of response to clozapine. Methods:
Data were from a 15-site randomized clinical trial comparing clozapine and haloperidol in …

Double-blind comparison of olanzapine versus clozapine in schizophrenic patients clinically eligible for treatment with clozapine

GD Tollefson, MA Birkett, GM Kiesler, AJ Wood… - Biological …, 2001 - Elsevier
Background: The treatment of schizophrenic patients who fail to respond to adequate trials
of neuroleptic drugs is a major challenge. Clozapine has been one treatment option; …

Clozapine-treated subjects with treatment-resistant schizophrenia: a systematic review of experimental and observational studies

P Brambilla, F Barale, E Caverzasi… - International clinical …, 2002 - journals.lww.com
Randomized clinical trials have limitations because they focus on small samples of highly
selected patients. Observational studies, which follow large cohorts of typical patients …

Clinical correlates of clozapine prescription for schizophrenia in China

Y Xiang, Y Weng, CM Leung, WK Tang… - Human …, 2007 - Wiley Online Library
Aims Few studies have investigated the prescription patterns of clozapine in outpatients with
schizophrenia in China. It is an important issue due to clozapine's high efficacy and …