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Vonoprazan se asocia con mejores resultados relacionados con el hígado en comparación con los inhibidores de la bomba
Nilang Patel1, Scott Silvey2, Jasmohan S Bajaj1
1Department of Medicine.
The American journal of gastroenterology
|February 10, 2026
Resumen
Los bloqueadores de ácido del canal de potasio (PCAB) muestran mejores resultados que los inhibidores de la bomba de protones (IPP) para pacientes con cirrosis. Los PCAB redujeron significativamente la mortalidad, las infecciones y los problemas relacionados con el hígado a los 6 y 12 meses.
Área de la Ciencia:
- Gastroenterología y Hepatología.
- Farmacología Farmacología.
Sus antecedentes:
- Los inhibidores de la bomba de protones (IPP) están relacionados con resultados adversos en pacientes con cirrosis.
- La evaluación de medicamentos alternativos para la supresión de ácido como los bloqueadores de ácido del canal de potasio (PCAB) es crucial para esta población.
Objetivo del estudio:
- Para comparar el impacto de los PCAB frente a los IPP en los resultados clínicos en pacientes con cirrosis.
- Evaluar la seguridad y eficacia de los PCAB en el manejo de las condiciones relacionadas con el ácido en la cirrosis.
Principales métodos:
- Estudio de cohorte retrospectivo en el que participaron 35.056 pacientes con cirrosis (3.368 en PCABs, 31.688 en PPIs).
- Se analizaron los resultados, incluyendo hospitalizaciones relacionadas con el hígado, complicaciones, mortalidad e infecciones.
- Los modelos de riesgos proporcionales de Cox se utilizaron para comparaciones ajustadas y no ajustadas a los 6 y 12 meses después de la iniciación.
Principales resultados:
- Los pacientes en PCABs (específicamente vonoprazan) exhibieron riesgos significativamente más bajos de mortalidad (aHR 0.36-0.39), infecciones (aHR 0.60-0.67), complicaciones hepáticas (aHR 0.16-0.18) y hospitalizaciones relacionadas con el hígado (aHR 0.12-0.13) a los 6 y 12 meses en comparación con los IBP.
- Estos hallazgos se mantuvieron consistentes en todos los análisis de sensibilidad.
- Los PCAB demostraron un perfil de riesgo favorable en la cohorte de cirrosis estudiada.
Conclusiones:
- Los bloqueadores de ácido del canal de potasio (PCAB) se asocian con un riesgo reducido de resultados adversos en pacientes con cirrosis en comparación con los inhibidores de la bomba de protones (IPP).
- Los PCAB representan una opción terapéutica potencialmente más segura y efectiva para la supresión del ácido en pacientes con cirrosis hepática.
- La investigación adicional debería explorar los resultados a largo plazo y los mecanismos específicos que subyacen a estas diferencias.
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