Dupilumab treatment in children aged 6 months to 5 years with severe atopic dermatitis

Audrey Lasek1, Nathalia Bellon2, Stéphanie Mallet3

  • 1Dermatology Department, Saint Vincent de Paul Hospital, Lille, France.

Insights

Dupilumab effectively treated severe atopic dermatitis (AD) in young children. The study confirmed dupilumab

Area of Science:

  • Immunology
  • Dermatology
  • Pediatrics

Background:

  • Dupilumab, an anti-interleukin-4/13 antibody, is approved for severe atopic dermatitis (AD) in children aged 6 months to 5 years.
  • A French Early Access Program (EAP) was initiated in October 2022 for pediatric patients with severe AD.

Purpose of the Study:

  • To evaluate the real-world effectiveness and safety of dupilumab in children aged 6 months to 5 years with severe AD requiring systemic treatment.
  • To assess treatment outcomes using validated clinical and quality-of-life measures.

Main Methods:

  • Cumulative data from 198 children in the French EAP were analyzed.
  • Dupilumab was administered every 4 weeks based on weight (200 mg for 5-15 kg, 300 mg for 15-30 kg).
  • Clinical assessments included Investigator's Global Assessment (IGA), Eczema Area and Severity Index (EASI), Pruritus-Numerical Rating Scale (P-NRS), and quality-of-life indices (IDQOL/CDLQI) at baseline and follow-up months 1, 3, and 6.

Main Results:

  • At 6 months, 83.7% of 116 evaluated patients achieved an IGA score of 0/1.
  • Significant improvements were observed in EASI (50/75/90: 94.4%/75.0%/44.4%), P-NRS (≥4-point improvement: 67.6%), and quality-of-life scores.
  • The safety profile was consistent with previously established data for dupilumab.

Conclusions:

  • Dupilumab demonstrated significant effectiveness in improving skin clearance, pruritus, and quality of life in young children with severe atopic dermatitis.
  • The observed safety and efficacy align with findings from clinical studies in moderate-to-severe pediatric AD populations.
Abstract

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