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Studied in pediatric patients as young as 6 months of age across 3 pivotal trials

  INFANTS TO
PRESCHOOLERS
AD-1539
(6 months to 5 years)
1,2
CHILDREN
AD-1652 (6-11 years)
1,3
ADOLESCENTS
AD-1526 (12-17 years)
4
Trial Overview Number of patients 162 367 251
Design Randomized, phase 3, double-blind
Duration 16 weeks
Treatment arms DUPIXENT + TCS vs placebo + TCS DUPIXENT monotherapy vs
placebo
Primary endpoint IGA 0 (clear) or 1 (almost clear), and in adolescents ≥2-point improvement at Week 16
Secondary endpoints ≥75% improvement in lesion extent and severity (EASI-75) at Week 16
≥4-point reduction in Worst
Scratch/Itch NRS at Week 16
≥4-point reduction in Peak Pruritus NRS at Week 16
  INFANTS TO PRESCHOOLERS
AD-1539
(6 months to 5 years)
1,2
CHILDREN
AD-1652 (6-11 years)
1,3
ADOLESCENTS
AD-1526 (12-17 years)
4
Weight-Tiered Dosing Weight 5 kg to <15 kg 15 to <30 kg 15 to <30 kg 30 to <60 kg 30 to <60 kg ≥60 kg
Dosing No initial loading dose recommended Initial loading dose: 600 mg
(2 x 300 mg SC)
Initial loading dose: 400 mg
(2 x 200 mg SC)
Initial loading dose: 400 mg
(2 x 200 mg SC)
Initial loading dose: 600 mg
(2 x 300 mg SC)
200 mg Q4W
(1 x 200 mg SC)
300 mg Q4W
(1 x 300 mg SC)
Followed by:
300 mg Q4W
(1 x 300 mg SC)
Followed by:
200 mg Q2W
(1 x 200 mg SC)
Followed by:
200 mg Q2W
(1 x 200 mg SC)
Followed by:
300 mg Q2W
(1 x 300 mg SC)
  INFANTS TO PRESCHOOLERS
AD-1539
(6 months to 5 years)
1,2
CHILDREN
AD-1652 (6-11 years)
1,3
ADOLESCENTS
AD-1526 (12-17 years)
4
Baseline Disease
Severity
Mean age 3.8 years 8.5 years 14.5 years
Mean disease duration 3.4 years ≈7 years ≈12 years
IGA 3a
(moderate disease)
23% 0 46%
IGA 4a
(severe disease)
77% 100% 54%
Mean EASI score
(out of 72)b
34.1 37.9 36.0
Mean BSAc 58% 58% 57%
Mean Worst Scratch/Itch in
infants to preschoolers OR
Peak Pruritus NRS (out of
10) in children and
adolescentsd
7.6 7.8 8.0
INFANTS TO PRESCHOOLERS
AD-1539 (6 months to 5 years)
1,2
Trial Overview
Number of patients 162
Design Randomized, phase 3,
double-blind
Duration 16 weeks
Treatment arms DUPIXENT + TCS vs placebo + TCS
Primary endpoint IGA 0 (clear) or 1 (almost clear) at Week 16
Secondary endpoints ≥75% improvement in
lesion extent and
severity (EASI-75)
at Week 16
≥4-point reduction in
Worst Scratch/Itch NRS
at Week 16
Weight-Tiered Dosing
5 kg to <15 kg No initial loading dose recommended
200 mg Q4W
(1 x 200 mg SC)
15 to <30 kg No initial loading dose recommended
300 mg Q4W
(1 x 300 mg SC)
Baseline Disease Severity
Mean age 3.8 years
Mean disease duration 3.4 years
IGA 3a
(moderate disease)
23%
IGA 4a
(severe disease)
77%
Mean EASI score
(out of 72)b
34.1
Mean BSAc 58%
Mean Worst Scratch/Itch NRS (out of 10)d 7.6
CHILDREN
AD-1652 (6-11 years)
1,3
Trial Overview
Number of patients 367
Design Randomized, phase 3,
double-blind
Duration 16 weeks
Treatment arms DUPIXENT + TCS vs
placebo + TCS
Primary endpoint IGA 0 (clear) or 1 (almost clear) at Week 16
Secondary endpoints ≥75% improvement in
lesion extent and
severity (EASI-75) at
Week 16
≥4-point reduction in
Peak Pruritus NRS
at Week 16
Weight-Tiered Dosing
15 to <30 kg Initial loading dose:
600 mg (2 x 300 mg SC) Followed by: 300 mg
Q4W (1 x 300 mg SC)
30 to <60 kg Initial loading dose:
400 mg (2 x 200 mg SC)
Followed by: 200 mg
Q2W (1 x 200 mg SC)
Baseline Disease Severity
Mean age 8.5 years
Mean disease duration ≈7 years
IGA 3a
(moderate disease)
0
IGA 4a
(severe disease)
100%
Mean EASI score
(out of 72)b
37.9
Mean BSAc 58%
Mean Peak Pruritus NRS (out of 10)d 7.8
ADOLESCENTS
AD-1526 (12-17 years)
4
Trial Overview
Number of patients 251
Design Randomized, phase 3,
double-blind
Duration 16 weeks
Treatment arms DUPIXENT monotherapy
vs placebo
Primary endpoint IGA 0 (clear) or 1 (almost clear) and ≥2-point improvement
at Week 16
Secondary endpoints ≥75% improvement in
lesion extent and
severity (EASI-75)
at Week 16
≥4-point reduction in
Peak Pruritus NRS
at Week 16
Weight-Tiered Dosing
30 to <60 kg Initial loading dose:
400 mg (2 x 200 mg SC)
Followed by: 200 mg
Q2W (1 x 200 mg SC)
≥60 kg Initial loading dose:
600 mg (2 x 300 mg SC)
Followed by: 300 mg
Q2W (1 x 300 mg SC)
Baseline Disease Severity
Mean age 14.5 years
Mean disease duration ≈12 years
IGA 3a
(moderate disease)
46%
IGA 4a
(severe disease)
54%
Mean EASI score
(out of 72)b
36.0
Mean BSAc 57%
Mean Peak Pruritus NRS (out of 10)d 8.0

aIGA scale was defined as 0=clear, 1=almost clear, 2=mild, 3=moderate, and 4=severe. Disease-severity was defined by: Infants to preschoolers with IGA score ≥3, children with IGA score =4, and adolescents with IGA score ≥3.1

bDisease severity was defined by: infants to preschoolers with an EASI score ≥16, children with an EASI score ≥21, and adolescents with an EASI score ≥16.1

cDisease severity was defined by: infants to preschoolers with BSA involvement of ≥10%, children with BSA involvement ≥15%, and adolescents with BSA involvement of ≥10%.1

dWeekly average of Worst Scratch/Itch NRS and Peak Pruritus NRS score (10 indicates the most severe).1

AD, atopic dermatitis; BSA, body surface area; EASI, Eczema Area and Severity Index; IGA, Investigator's Global Assessment; NRS, numerical rating scale; Q2W, once every 2 weeks; Q4W, once every 4 weeks; SC, subcutaneous; TCS, topical corticosteroids.