Observational Study of Canadian Patients (6 Years or Older) Receiving Dupixent® for Moderate to Severe Atopic Dermatitis

Inclusion Criteria

• •Male or female, 6 years or older at baseline visit (Canada has received the country's regulatory approval for use of Dupixent treating msAD for these ages).
• •Participant is initiating dupilumab as part of routine clinical care through the Dupixent Patient Support Program (PSP) for the treatment of msAD, as per reimbursement criteria. Decision to treat with dupilumab must have been reached prior to and independently of recruitment in the study.
• •Have a physician's diagnosis of msAD.
• •Provided signed informed consent or parental/legally acceptable representative consent and/or participant assent. During the study, subjects will continue to receive maintenance therapies for their AD as clinically indicated and as per usual medical practice.
• •Participant or Parental representative able to understand English and/or Canadian French to complete study-related questionnaires.