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Manifestaciones Clínicas

Oriel J Feldman1,2, Myuri Ruthirakuhan2, Nathan Herrmann3,4,5

  • 1University of Toronto, Toronto, ON, Canada.

Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 25, 2025
PubMed
Resumen
Este resumen es generado por máquina.

La nabilona trata eficazmente la agitación en el Alzheimer

Palabras clave:
nabilonaagitaciónenfermedad de Alzheimerensayo clínicopredictores de respuesta

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Área de la Ciencia:

  • Neurociencia
  • Geriatría
  • Farmacología

Sus antecedentes:

  • La agitación es un síntoma neuropsiquiátrico (NPS) común en la enfermedad de Alzheimer (EA).
  • Estudios previos indicaron la eficacia de la nabilona en el manejo de la agitación en pacientes con EA.
  • La identificación de predictores de respuesta a la nabilona puede optimizar las estrategias de tratamiento.

Objetivo del estudio:

  • Determinar las características clínicas que predicen una respuesta positiva a la nabilona para la agitación en pacientes con enfermedad de Alzheimer.

Principales métodos:

  • Identificación a priori de 22 posibles predictores clínicos.
  • Análisis de predictores de mejora en el Inventario de Agitación de Cohen-Mansfield (CMAI).
  • Análisis de regresión univariante y multivariante para modelar interacciones de tratamiento e identificar predictores significativos.

Principales resultados:

  • La nabilona fue más eficaz en pacientes con puntuaciones más altas en el Examen Mini-Mental del Estado estandarizado (sMMSE) (≥6).
  • Los predictores de respuesta positiva incluyeron niveles más altos de dolor, apatía y cambios en el apetito/la alimentación.
  • Los pacientes que no tomaban inhibidores de la colinesterasa (ChEI) también mostraron un mayor beneficio.

Conclusiones:

  • Los pacientes con menor deterioro cognitivo, que experimentan dolor, apatía y cambios en el apetito, y que no toman ChEI, son los más propensos a beneficiarse de la nabilona.
  • Estos predictores identificados pueden ayudar a los médicos a personalizar el tratamiento con nabilona para la agitación en la EA.
  • Se recomienda una mayor validación con datos de la Fase 3 para confirmar estos hallazgos.