Long-acting injectable risperidone in partially adherent and nonadherent patients with schizophrenia

Mário Rodrigues Louzã1, Helio Elkis1, Sandra Ruschel2, Irismar Reis de Oliveira3, Rodrigo Affonseca Bressan4, Paulo Belmonte-de-Abreu5, Hamilton Grabowski6, José Carlos Appolinário71Universidade de São Paulo, S&atilde...

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Autores principales: Louzã M, Elkis H, Ruschel S, de Oliveira IR, Bressan RA, Belmonte-de-Abreu P, Grabowski H, Appolinário JC
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Publicado: Dove Medical Press 2011
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spelling oai:doaj.org-article:ac65a0cc429c475dafe29be5121d1ee82021-12-02T02:50:28ZLong-acting injectable risperidone in partially adherent and nonadherent patients with schizophrenia1176-63281178-2021https://doaj.org/article/ac65a0cc429c475dafe29be5121d1ee82011-06-01T00:00:00Zhttp://www.dovepress.com/long-acting-injectable-risperidone-in-partially-adherent-and-nonadhere-a7725https://doaj.org/toc/1176-6328https://doaj.org/toc/1178-2021Mário Rodrigues Louzã1, Helio Elkis1, Sandra Ruschel2, Irismar Reis de Oliveira3, Rodrigo Affonseca Bressan4, Paulo Belmonte-de-Abreu5, Hamilton Grabowski6, José Carlos Appolinário71Universidade de São Paulo, São Paulo; 2Hospital Mário Kroeff, Rio de Janeiro; 3Universidade Federal da Bahia, Salvador; 4Universidade Federal de São Paulo, São Paulo; 5Universidade Federal do Rio Grande do Sul, Porto Alegre; 6Hospital Bom Retiro, Curitiba; 7Janssen-Cilag Farmaceutica Ltda, São Paulo, BrazilBackground: Long-acting injectable antipsychotics may improve medication adherence, thereby improving overall treatment effectiveness. This study aimed to evaluate the effectiveness, safety, and tolerability of risperidone long-acting injection in schizophrenic patients switched from oral antipsychotic medication.Methods: In a 12-month, multicenter, open-label, noncomparative study, symptomatically stable patients on oral antipsychotic medication with poor treatment adherence during the previous 12 months received intramuscular injections of risperidone long-acting injection (25 mg starting dose) every 2 weeks. The primary endpoint was the change in Positive and Negative Syndrome Scale (PANSS) total score.Results: Of the 60 patients who were screened, 53 received at least one injection (safety population), and 51 provided at least one postbaseline assessment. Mean PANSS total scores improved significantly throughout the study and at endpoint. Significant improvements were also observed in Clinical Global Impression of Severity, Personal and Social Performance, and Drug Attitude Inventory scales. Risperidone long-acting injection was safe and well-tolerated. Severity of movement disorders on the Extrapyramidal Symptom Rating Scale was reduced significantly. The most frequently reported adverse events were insomnia (22.6%), increased prolactin (17.0%), and weight gain (13.2%).Conclusion: Risperidone long-acting injection was associated with significant symptomatic improvements in stable patients with schizophrenia following a switch from previous antipsychotic medications.Keywords: patient compliance, adherence, risperidone, delayed-action preparations, schizophreniaLouzã MElkis HRuschel Sde Oliveira IRBressan RABelmonte-de-Abreu PGrabowski HAppolinário JCDove Medical PressarticleNeurosciences. Biological psychiatry. NeuropsychiatryRC321-571Neurology. Diseases of the nervous systemRC346-429ENNeuropsychiatric Disease and Treatment, Vol 2011, Iss Issue 1, Pp 391-398 (2011)
institution DOAJ
collection DOAJ
language EN
topic Neurosciences. Biological psychiatry. Neuropsychiatry
RC321-571
Neurology. Diseases of the nervous system
RC346-429
spellingShingle Neurosciences. Biological psychiatry. Neuropsychiatry
RC321-571
Neurology. Diseases of the nervous system
RC346-429
Louzã M
Elkis H
Ruschel S
de Oliveira IR
Bressan RA
Belmonte-de-Abreu P
Grabowski H
Appolinário JC
Long-acting injectable risperidone in partially adherent and nonadherent patients with schizophrenia
description Mário Rodrigues Louzã1, Helio Elkis1, Sandra Ruschel2, Irismar Reis de Oliveira3, Rodrigo Affonseca Bressan4, Paulo Belmonte-de-Abreu5, Hamilton Grabowski6, José Carlos Appolinário71Universidade de São Paulo, São Paulo; 2Hospital Mário Kroeff, Rio de Janeiro; 3Universidade Federal da Bahia, Salvador; 4Universidade Federal de São Paulo, São Paulo; 5Universidade Federal do Rio Grande do Sul, Porto Alegre; 6Hospital Bom Retiro, Curitiba; 7Janssen-Cilag Farmaceutica Ltda, São Paulo, BrazilBackground: Long-acting injectable antipsychotics may improve medication adherence, thereby improving overall treatment effectiveness. This study aimed to evaluate the effectiveness, safety, and tolerability of risperidone long-acting injection in schizophrenic patients switched from oral antipsychotic medication.Methods: In a 12-month, multicenter, open-label, noncomparative study, symptomatically stable patients on oral antipsychotic medication with poor treatment adherence during the previous 12 months received intramuscular injections of risperidone long-acting injection (25 mg starting dose) every 2 weeks. The primary endpoint was the change in Positive and Negative Syndrome Scale (PANSS) total score.Results: Of the 60 patients who were screened, 53 received at least one injection (safety population), and 51 provided at least one postbaseline assessment. Mean PANSS total scores improved significantly throughout the study and at endpoint. Significant improvements were also observed in Clinical Global Impression of Severity, Personal and Social Performance, and Drug Attitude Inventory scales. Risperidone long-acting injection was safe and well-tolerated. Severity of movement disorders on the Extrapyramidal Symptom Rating Scale was reduced significantly. The most frequently reported adverse events were insomnia (22.6%), increased prolactin (17.0%), and weight gain (13.2%).Conclusion: Risperidone long-acting injection was associated with significant symptomatic improvements in stable patients with schizophrenia following a switch from previous antipsychotic medications.Keywords: patient compliance, adherence, risperidone, delayed-action preparations, schizophrenia
format article
author Louzã M
Elkis H
Ruschel S
de Oliveira IR
Bressan RA
Belmonte-de-Abreu P
Grabowski H
Appolinário JC
author_facet Louzã M
Elkis H
Ruschel S
de Oliveira IR
Bressan RA
Belmonte-de-Abreu P
Grabowski H
Appolinário JC
author_sort Louzã M
title Long-acting injectable risperidone in partially adherent and nonadherent patients with schizophrenia
title_short Long-acting injectable risperidone in partially adherent and nonadherent patients with schizophrenia
title_full Long-acting injectable risperidone in partially adherent and nonadherent patients with schizophrenia
title_fullStr Long-acting injectable risperidone in partially adherent and nonadherent patients with schizophrenia
title_full_unstemmed Long-acting injectable risperidone in partially adherent and nonadherent patients with schizophrenia
title_sort long-acting injectable risperidone in partially adherent and nonadherent patients with schizophrenia
publisher Dove Medical Press
publishDate 2011
url https://doaj.org/article/ac65a0cc429c475dafe29be5121d1ee8
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