Neuroleptic Malignant Syndrome (NMS) on Clozapine with a Potential Atypical Interaction with Paliperidone

Neuroleptic Malignant Syndrome (NMS) associated with the use of first-generation antipsychotics is a widely known phenomenon. This idiosyncratic reaction is less significant with the use of second-generation antipsychotics, and only a few cases in the literature exist, describing this reaction with...

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Main Authors: Paras Agarwal, Adanegbe Omoruyi, Kiara Gascon Perai, Kerenza MacDaid, Andrea Burton
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Case Reports in Psychiatry
Online Access:http://dx.doi.org/10.1155/2021/5584104
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author Paras Agarwal
Adanegbe Omoruyi
Kiara Gascon Perai
Kerenza MacDaid
Andrea Burton
author_facet Paras Agarwal
Adanegbe Omoruyi
Kiara Gascon Perai
Kerenza MacDaid
Andrea Burton
author_sort Paras Agarwal
collection DOAJ
description Neuroleptic Malignant Syndrome (NMS) associated with the use of first-generation antipsychotics is a widely known phenomenon. This idiosyncratic reaction is less significant with the use of second-generation antipsychotics, and only a few cases in the literature exist, describing this reaction with clozapine use. While being titrated on clozapine, the patient developed major and minor criteria features of NMS as per the Diagnostic and Statistical Manual of Mental Disorders, Fifth edition (DSM-5) criteria except for fever, a core symptom which created diagnostic uncertainty. Initially, clozapine was temporarily discontinued due to his deteriorating mental and physical state. A rechallenge was considered at a much lower dose, but due to a rapid increase in his creatinine kinase (CK) levels within a 12-hour timeframe, clozapine was permanently stopped. The evidence further suggests that the presentation of NMS for patients on this medication may be different to the classical presentation, and other criteria for diagnosis are suggested, which may lower the threshold for investigating NMS for patients on clozapine.
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institution Kabale University
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publishDate 2021-01-01
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series Case Reports in Psychiatry
spelling doaj-art-7dfdf49c8cb54aa1aeccb38a11a5a9a12025-02-03T06:43:58ZengWileyCase Reports in Psychiatry2090-682X2090-68382021-01-01202110.1155/2021/55841045584104Neuroleptic Malignant Syndrome (NMS) on Clozapine with a Potential Atypical Interaction with PaliperidoneParas Agarwal0Adanegbe Omoruyi1Kiara Gascon Perai2Kerenza MacDaid3Andrea Burton4Department of General Medicine, Ashford & St. Peter’s Hospital, Chertsey, Surrey KT16 0PZ, UKDepartment of General Medicine, Ashford & St. Peter’s Hospital, Chertsey, Surrey KT16 0PZ, UKDepartment of General Medicine, Ashford & St. Peter’s Hospital, Chertsey, Surrey KT16 0PZ, UKDepartment of General Medicine, Ashford & St. Peter’s Hospital, Chertsey, Surrey KT16 0PZ, UKDepartment of General Medicine, Ashford & St. Peter’s Hospital, Chertsey, Surrey KT16 0PZ, UKNeuroleptic Malignant Syndrome (NMS) associated with the use of first-generation antipsychotics is a widely known phenomenon. This idiosyncratic reaction is less significant with the use of second-generation antipsychotics, and only a few cases in the literature exist, describing this reaction with clozapine use. While being titrated on clozapine, the patient developed major and minor criteria features of NMS as per the Diagnostic and Statistical Manual of Mental Disorders, Fifth edition (DSM-5) criteria except for fever, a core symptom which created diagnostic uncertainty. Initially, clozapine was temporarily discontinued due to his deteriorating mental and physical state. A rechallenge was considered at a much lower dose, but due to a rapid increase in his creatinine kinase (CK) levels within a 12-hour timeframe, clozapine was permanently stopped. The evidence further suggests that the presentation of NMS for patients on this medication may be different to the classical presentation, and other criteria for diagnosis are suggested, which may lower the threshold for investigating NMS for patients on clozapine.http://dx.doi.org/10.1155/2021/5584104
spellingShingle Paras Agarwal
Adanegbe Omoruyi
Kiara Gascon Perai
Kerenza MacDaid
Andrea Burton
Neuroleptic Malignant Syndrome (NMS) on Clozapine with a Potential Atypical Interaction with Paliperidone
Case Reports in Psychiatry
title Neuroleptic Malignant Syndrome (NMS) on Clozapine with a Potential Atypical Interaction with Paliperidone
title_full Neuroleptic Malignant Syndrome (NMS) on Clozapine with a Potential Atypical Interaction with Paliperidone
title_fullStr Neuroleptic Malignant Syndrome (NMS) on Clozapine with a Potential Atypical Interaction with Paliperidone
title_full_unstemmed Neuroleptic Malignant Syndrome (NMS) on Clozapine with a Potential Atypical Interaction with Paliperidone
title_short Neuroleptic Malignant Syndrome (NMS) on Clozapine with a Potential Atypical Interaction with Paliperidone
title_sort neuroleptic malignant syndrome nms on clozapine with a potential atypical interaction with paliperidone
url http://dx.doi.org/10.1155/2021/5584104
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