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Hipersensibilidad a los opioides: prevalencia, mecanismos, diagnóstico y manejo
Kenneth Skov1,2, Eva Aggerholm Sædder3,4, Gitte Krogh Madsen5
1Department of Clinical Pharmacology, Zealand University Hospital, Koege, Denmark.
Basic & clinical pharmacology & toxicology
|December 25, 2025
Resumen
Muchas advertencias de alergia a los opioides carecen de validación clínica. Esta revisión aclara la hipersensibilidad a los opioides, distinguiendo las alergias verdaderas de los efectos adversos para guiar el uso seguro de los opioides.
Área de la Ciencia:
- Farmacología; Inmunología Clínica; Alergia e Inmunología
Sus antecedentes:
- Las advertencias de alergia a los opioides son comunes pero a menudo carecen de una validación clínica clara.
- Las reacciones reportadas son diversas, incluyendo erupciones cutáneas, picazón, vómitos y problemas respiratorios.
- Existe incertidumbre sobre opioides específicos y reactividad cruzada en pacientes con alergia documentada a los opioides.
Objetivo del estudio:
- Revisar la alergia a los opioides mediada por IgE y la reactividad cruzada de los opioides.
- Diferenciar la alergia real a los opioides de los efectos adversos no mediados por el sistema inmunitario y la liberación de histamina.
- Proponer un algoritmo de estratificación de riesgos para el manejo de pacientes con etiquetas de alergia a los opioides.
Principales métodos:
- Revisión de la literatura centrada en la alergia a los opioides mediada por IgE.
- Análisis de los efectos adversos no mediados por el sistema inmunitario confundidos con alergia.
- Desarrollo de un algoritmo de estratificación de riesgos clínicos.
Principales resultados:
- La alergia a los opioides mediada por IgE es extremadamente rara.
- Muchas de las reacciones reportadas son probablemente liberación de histamina u otros efectos secundarios de los opioides.
- Un enfoque de estratificación de riesgos puede ayudar a identificar a los pacientes que necesitan evaluación de alergias frente a aquellos que pueden recibir opioides de forma segura.
Conclusiones:
- Distinguir la alergia real a los opioides de otros efectos adversos es crucial para el manejo del paciente.
- Un algoritmo de estratificación de riesgos validado puede mejorar el uso seguro de los opioides en pacientes con etiquetas de alergia.
- Se necesitan más evaluaciones de alergia para subgrupos específicos de pacientes para confirmar o refutar la hipersensibilidad a los opioides.
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