Assessing a new treatment for moderate to severe atopic dermatitis

A Phase II, Multicenter, Double-Blind, Placebo-Controlled Study to Assess the Efficacy and Safety of RO7790121 in Patients With Moderate to Severe Atopic Dermatitis

Phase 2 Interventional Hoffmann-La Roche · NCT06863961

This study is testing a new medication for people with moderate to severe atopic dermatitis to see if it can help improve their skin condition compared to a placebo.

Quick facts

PhasePhase 2
Study typeInterventional
Enrollment160 (estimated)
Ages18 Years and up
SexAll
SponsorHoffmann-La Roche Industry-sponsored
Drugs / interventionsmethotrexate
Locations7 sites (Los Angeles, California and 6 other locations)
Trial IDNCT06863961 on ClinicalTrials.gov

What this trial studies

This study evaluates the efficacy and safety of a new medication, RO7790121, in individuals diagnosed with moderate to severe atopic dermatitis. Participants will be monitored for their response to the treatment compared to a placebo over a specified period. Inclusion criteria require a confirmed diagnosis of atopic dermatitis and consistent use of a bland emollient prior to the study. The study aims to determine if RO7790121 can provide significant improvements in managing this chronic skin condition.

Who should consider this trial

Good fit: Ideal candidates are individuals with a confirmed diagnosis of moderate to severe atopic dermatitis who have been using a bland emollient regularly.

Not a fit: Patients with other skin conditions that may interfere with the assessment of atopic dermatitis or those currently using certain prohibited treatments may not benefit from this study.

Why it matters

Potential benefit: If successful, this treatment could offer a new effective option for patients suffering from moderate to severe atopic dermatitis.

How similar studies have performed: Other studies have shown promise with similar approaches in treating atopic dermatitis, but the specific efficacy of RO7790121 remains to be established.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* AD diagnosis confirmed by a dermatologist according to the Hanifin/Rajka criteria at least 1 year prior to screening
* Moderate to severe AD
* At least once daily use of an additive-free, bland emollient for at least 7 days prior to the baseline visit and during the study

Exclusion Criteria:

* Evidence of other skin conditions that would interfere with the assessment of AD, including, but not limited to, for example cutaneous T-cell lymphoma, allergic contact dermatitis
* IV, IM, IL, and oral corticosteroids (inhaled, ophthalmic drops, and nasal corticosteroids are allowed) within 4 weeks of the baseline visit and during the study
* Topical treatment for AD including, but not limited to topical corticosteroids, topical calcineurin Inhibitors, topical PDE-4 inhibitors, , prescription moisturizers or moisturizers containing additives such as ceramide, hyaluronic acid, urea or filaggrin within 7 days prior to the baseline visit and during the study
* Any active infection or other active skin diseases that required treatment with parenteral anti-infectives within 4 weeks or oral anti-infective treatment within 2 weeks prior to baseline
* Acquired or congenital immunodeficiency
* Systemic therapies that are also used in the treatment of AD, including, but not limited to methotrexate, cyclosporine, azathioprine, mycophenolate mofetil within 4 weeks of the baseline visit and during the study

Where this trial is running

Los Angeles, California and 6 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.
Conditions Atopic Dermatitis
Last reviewed 2026-06-13 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.