Primary objective: To demonstrate that tralokinumab in combination with topical corticosteroids (TCS) is superior to placebo in combination with TCS in treating severe AD in subjects who are not adequately controlled with or have contraindications to oral cyclosporine A (CSA). Secondary objectives: To evaluate the efficacy of tralokinumab in combination with TCS on severity and extent of AD, itch, and health-related quality of life compared to placebo in combination with TCS. To evaluate the safety of tralokinumab in combination with TCS when treating severe AD in subjects who are not adequately controlled with or have contraindications to oral CSA compared to placebo in combination with TCS.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
277
Tralokinumab is a human recombinant monoclonal antibody of the IgG4 subclass that specifically binds to human IL-13 and blocks interaction with the IL-13 receptors. It is presented as a liquid formulation for subcutaneous (SC) administration.
Placebo contains the same excipients in the same concentration only lacking tralokinumab.
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Brussels, Belgium
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Brussels, Belgium
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Edegem, Belgium
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Ghent, Belgium
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Ghent, Belgium
Leo Pharma Investigationel Site
At Least 75% Reduction in Eczema Area and Severity Index (EASI75) From Week 0 to Week 16
EASI (Eczema Area and Severity Index) is a validated measure used in clinical practice and clinical trials to assess the severity and extent of AD. The EASI is a composite index with scores ranging from 0 to 72, with higher values indicating more severe and/or more extensive condition.
Time frame: Week 0 to Week 16
Reduction of Worst Daily Pruritus Numeric Rating Scale (NRS) (Weekly Average) of at Least 4 From Week 0 to Week 16
Subjects will assess their worst itch severity over the past 24 hours using an 11-point NRS ('Worst Daily Pruritus NRS') with 0 indicating 'no itch' and 10 indicating 'worst itch imaginable'.
Time frame: Week 0 to Week 16
Change in Scoring Atopic Dermatitis (SCORAD) From Week 0 to Week 16
SCORAD is a validated tool to evaluate the extent and severity of AD lesions, along with subjective symptoms. The maximum total score is 103, with higher values indicating more severe disease.
Time frame: Week 0 to Week 16
Change in Dermatology Life Quality Index (DLQI) Score From Week 0 to Week 16
DLQI is a validated questionnaire with content specific to those with dermatology conditions. It consists of 10 items addressing the subject's perception of the impact of their skin disease on different aspects of their health-related quality of life (HRQoL) over the last week such as dermatology-related symptoms and feelings, daily activities, leisure, work or school, personal relationships, and the treatment. Each item is scored on a 4-point Likert scale (0 = not at all ∕not relevant; 1 = a little; 2 = a lot; 3 = very much). The total score is the sum of the 10 items (0 to 30); a high score is indicative of a poor HRQoL.
Time frame: Week 0 to Week 16
Investigator's Global Assessment (IGA) Score of 0 (Clear) or 1 (Almost Clear) at Week 16
IGA is an instrument used in clinical trials to rate the severity of the subject's global AD and is based on a 5-point scale ranging from 0 (clear) to 4 (severe).
Time frame: Week 16
At Least 75% Reduction in Eczema Area and Severity Index (EASI75) From Week 0 to Week 26
EASI (Eczema Area and Severity Index) is a validated measure used in clinical practice and clinical trials to assess the severity and extent of AD. The EASI is a composite index with scores ranging from 0 to 72, with higher values indicating more severe and/or more extensive condition.
Time frame: Week 0 to Week 26
Reduction of Worst Daily Pruritus Numeric Rating Scale (NRS) (Weekly Average) of at Least 4 From Week 0 to Week 26
Subjects will assess their worst itch severity over the past 24 hours using an 11-point numeric rating scale ('Worst Daily Pruritus NRS') with 0 indicating 'no itch' and 10 indicating 'worst itch imaginable'.
Time frame: Week 0 to Week 26
Change in Scoring Atopic Dermatitis (SCORAD) From Week 0 to Week 26
SCORAD is a validated tool to evaluate the extent and severity of AD lesions, along with subjective symptoms. The maximum total score is 103, with higher values indicating more severe disease.
Time frame: Week 0 to Week 26
Change in Dermatology Life Quality Index (DLQI) Score From Week 0 to Week 26
DLQI is a validated questionnaire with content specific to those with dermatology conditions. It consists of 10 items addressing the subject's perception of the impact of their skin disease on different aspects of their health-related quality of life (HRQoL) over the last week such as dermatology-related symptoms and feelings, daily activities, leisure, work or school, personal relationships, and the treatment. Each item is scored on a 4-point Likert scale (0 = not at all ∕not relevant; 1 = a little; 2 = a lot; 3 = very much). The total score is the sum of the 10 items (0 to 30); a high score is indicative of a poor HRQoL.
Time frame: Week 0 to Week 26
Investigator's Global Assessment (IGA) Score of 0 (Clear) or 1 (Almost Clear) at Week 26
IGA is an instrument used in clinical trials to rate the severity of the subject's global AD and is based on a 5-point scale ranging from 0 (clear) to 4 (severe).
Time frame: Week 26
Frequency of Anti-drug Antibodies (ADA) From Week 0 to Week 40
Presence of ADA from Week 0 to Week 40 was measured. Data were reported in the following categories: positive (presence of ADA at baseline and/or presence of ADA at at least 1 post-baseline assessment), perishing (presence of ADA at baseline and absence of ADA at all post-baseline assessments), negative (absence of ADA at all assessments), no post-baseline ADA assessment.
Time frame: Week 0 to Week 40
Number of Adverse Events From Week 0 to Week 40
All adverse events are presented below under Adverse Events
Time frame: Week 0 to Week 40
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Herstal, Belgium
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Kortrijk, Belgium
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Leuven, Belgium
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Liège, Belgium
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Loverval, Belgium
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