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March 20, 2009Psychiatry and Clinical NeurosciencesOpen Access

Neuroleptic malignant syndrome with use of quetiapine in mental retardation

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Population

1 20-year-old man with severe mental retardation and a 2-year history of frequent unprovoked aggression.

Design

Case_report

Authors

ADAmitava DanRBRahul S. BharadwajSGSandeep Grover

Discussion

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Overview

Alerts clinicians to possible fatal NMS with quetiapine-haloperidol addition; leaves open systematic safety evaluation in vulnerable patients.

Structured PICO

P
Population
1 20-year-old man with severe mental retardation (IQ = 27) and a 2-year history of frequent unprovoked aggression.
I
Intervention
Quetiapine (initially 100 mg/day, increased to 200 mg/day) added to haloperidol.
O
Outcome
Development of neuroleptic malignant syndrome (NMS)safety

This case report highlights the risk of developing fatal neuroleptic malignant syndrome when quetiapine is added to another antipsychotic like haloperidol, especially in patients with vulnerability factors.

Cite This Study

Dan et al. (2009) studied this question.

synapsesocial.com/papers/6a726e9978a11c550e0c30b5https://doi.org/10.1111/j.1440-1819.2008.01921.x
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Neuroleptic Malignant Syndrome Secondary to Quetiapine2009 · 41 citations
  2. 2Neuroleptic Malignant Syndrome in an Institutionalized Geriatric Patient Following Antipsychotic Switch to Quetiapine: A Fatal Outcome2025
  3. 3Atypical Neuroleptic Malignant Syndrome in the Setting of Quetiapine Overdose: A Case Report and Review of the Literature2021 · 3 citations
  4. 4Fatal Neuroleptic Malignant Syndrome Associated With Quetiapine2015 · 17 citations
  5. 5Neuroleptic Malignant Syndrome During the use of Extended Release Quetiapine: A Case Report2012 · 4 citations