What is the dose of chlorpheniramine (antihistamine) for an 8-month-old infant?

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From the Guidelines

No se recomienda la administración de clorfeniramina a un lactante de 8 meses sin supervisión médica directa. Según el estudio publicado en la revista Anaesthesia 1, la dosis recomendada para lactantes de 6 meses a 6 años es de 2.5 mg. Sin embargo, para lactantes menores de 6 meses, la dosis recomendada es de 250 µg/kg. Considerando que el lactante en cuestión tiene 8 meses, la dosis adecuada sería de 2.5 mg.

  • Es importante tener en cuenta que la clorfeniramina es un antihistamínico de primera generación que puede causar efectos secundarios graves en lactantes, como sedación, excitación paradójica, depresión respiratoria y problemas cardíacos potenciales.
  • Antes de administrar cualquier medicamento a un lactante, es fundamental consultar a un pediatra que pueda recomendar alternativas más seguras y adecuadas para esta edad.
  • Si se necesitan aliviar síntomas de alergias leves, se pueden considerar enfoques no farmacológicos como mantener el ambiente libre de alérgenos, utilizar gotas nasales salinas para la congestión y asegurarse de una hidratación adecuada.
  • Cualquier medicamento para un lactante tan joven debe ser administrado solo bajo supervisión médica directa, con una cuidadosa consideración de la relación riesgo-beneficio.

From the Research

Dosis de Clorfeniramina en Edad de 8 Meses

No se encontraron estudios que proporcionen información específica sobre la dosis de clorfeniramina en niños de 8 meses de edad. Sin embargo, se pueden considerar algunos aspectos generales sobre el uso de antihistamínicos en niños:

  • La clorfeniramina es un antihistamínico de primera generación que se utiliza comúnmente para tratar condiciones alérgicas 2, 3.
  • Los antihistamínicos de primera generación, como la clorfeniramina, pueden causar efectos secundarios como somnolencia y otros efectos en el sistema nervioso central 4, 5.
  • No se encontraron estudios que proporcionen información específica sobre la dosis de clorfeniramina en niños de 8 meses de edad, pero se sabe que la dosis de otros medicamentos puede variar según la edad y el peso del niño 6.
  • Es importante consultar con un profesional de la salud antes de administrar cualquier medicamento a un niño, especialmente si se trata de un medicamento como la clorfeniramina que puede tener efectos secundarios.

References

Guideline

Guideline Directed Topic Overview

Dr.Oracle Medical Advisory Board & Editors, 2025

Research

H1-receptor antagonists: safety issues.

Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology, 1999

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Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

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