Registry for new treatments in patients with atopic dermatitis

BioDay Registry: Prospective, Observational Data Collection Regarding the Use of New Systemic Treatment Options in Patients with Atopic Diseases in Daily Practice

UMC Utrecht · NCT03549416

This study is collecting information from people with atopic dermatitis to see how well new treatments work and how they affect other related conditions like food allergies and asthma.

Quick facts

Study typeObservational
Enrollment1200 (estimated)
Ages0 Years and up
SexAll
SponsorUMC Utrecht (other)
Locations14 sites (Nijmegen, Gelderland and 13 other locations)
Trial IDNCT03549416 on ClinicalTrials.gov

What this trial studies

The BioDay Registry collects data on the effectiveness and safety of new systemic treatments for atopic dermatitis, including biologics and Janus kinase inhibitors. This observational study involves multiple centers and aims to gather real-world evidence on treatment outcomes and the impact on related atopic conditions such as food allergies and asthma. Patients of all ages receiving these treatments will be invited to participate by completing questionnaires about their experiences.

Who should consider this trial

Good fit: Ideal candidates include both adult and pediatric patients currently receiving new systemic treatments for atopic dermatitis.

Not a fit: Patients who are unable or unwilling to complete questionnaires will not benefit from this study.

Why it matters

Potential benefit: If successful, this registry could provide valuable insights that improve treatment strategies for patients with atopic dermatitis.

How similar studies have performed: Other studies have successfully utilized registries to gather real-world data on treatment effectiveness, making this approach promising.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* All adult and paediatric patients treated with new systemic treatments for AD will be asked for participation in the BioDay Registry

Exclusion Criteria:

* Patients are not eligible for enrolment in case of presumed inability to answer questionnaires or not willing to answer questionnaires and will be excluded.

Where this trial is running

Nijmegen, Gelderland and 13 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Atopic Dermatitis, Atopic dermatitis, Dupilumab, Dupixent, BioDay, Daily practice, Real world, Atopic Diseases Registry

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.