Safety of bevacizumab in patients younger than 4 years of age

N C Millan1, M J Poveda1, O Cruz1

  • 1Department of Pediatric Hematology and Oncology, Hospital Sant Joan de Déu de Barcelona, Passeig de Sant Joan de Déu num 2, Esplugues del Llobregat, 08950, Barcelona, Spain.

Insights

Bevacizumab is safe and effective in young children under 4 years old. This study found similar outcomes and adverse events compared to older pediatric patients, with notable efficacy in specific conditions.

Area of Science:

  • Pediatric Oncology
  • Pharmacology
  • Clinical Trials

Background:

  • Limited data exists on bevacizumab safety and efficacy in children under 4 years.
  • Bevacizumab is an anti-angiogenic agent used in various cancers.

Purpose of the Study:

  • To evaluate the safety and efficacy of bevacizumab in pediatric patients under 4 years of age.
  • To document adverse events associated with bevacizumab in this young population.

Main Methods:

  • Retrospective chart review of 16 pediatric patients under 4 years old treated with bevacizumab.
  • Patients had conditions including CNS tumors, vascular anomalies, and neuroblastoma.
  • Bevacizumab was administered alone or with chemotherapy at a median dose of 9.25 mg/kg.

Main Results:

  • Median age was 34.3 months; five patients were under 2 years old.
  • Partial responses (19%) and clinical improvements (69%) were observed.
  • Adverse events occurred in 37% of patients, similar to older pediatric populations.
  • Highest efficacy was noted in patients with vascular malformations or low-grade CNS tumors.

Conclusions:

  • Bevacizumab appears to be safe for the youngest pediatric patients.
  • Outcomes and adverse event profiles are comparable to older pediatric patients.
Abstract

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