Status:

ACTIVE_NOT_RECRUITING

A Study to Evaluate the Efficacy and Safety of Subcutaneous Amlitelimab Monotherapy Compared With Placebo in Participants Aged 12 Years and Older With Moderate-to-severe Atopic Dermatitis (COAST 2)

Lead Sponsor:

Sanofi

Conditions:

Dermatitis Atopic

Eligibility:

All Genders

12+ years

Phase:

PHASE3

Brief Summary

This is a parallel group, Phase 3, multinational, multicenter, randomized, double-blind, placebo-controlled, 3-arm monotherapy study for treatment of participants diagnosed with moderate to severe ato...

Eligibility Criteria

Inclusion

  • Participants must be 12 years of age (when signing informed consent form)
  • Diagnosis of AD for at least 1 year (defined by the American Academy of Dermatology Consensus Criteria)
  • Documented history (within 6 months before screening) of either inadequate response or inadvisability to topical treatments, and/or inadequate response to systemic therapies (within 12 months before screening)
  • v-IGA-AD of 3 or 4 at baseline visit
  • EASI score of 16 or higher at baseline
  • AD involvement of 10% or more of BSA at baseline
  • Weekly average of daily PP-NRS of ≥ 4 at baseline visit.
  • Able and willing to comply with requested study visits and procedures
  • Body weight ≥ 25 kg

Exclusion

  • Participants are excluded from the study if any of the following criteria apply:
  • Skin co-morbidity that would adversely affect the ability to undertake AD assessments
  • Known history of or suspected significant current immunosuppression
  • Any malignancies or history of malignancies prior to baseline (with the exception of non-melanoma skin cancer excised and cured \>5 years prior to baseline)
  • History of solid organ or stem cell transplant
  • Any active or chronic infection including helminthic infection requiring systemic treatment within 4 weeks prior to baseline
  • Positive for human immunodeficiency virus (HIV), Hepatitis B or hepatitis C at screening visit
  • Having active tuberculosis (TB), latent TB, a history of incompletely treated TB, suspected extrapulmonary TB infection, or who are at high risk of contracting TB
  • Having received any of the specified therapy within the specified timeframe(s) prior to the baseline visit
  • In the Investigator's opinion, any clinically significant laboratory results or protocol specified laboratory abnormalities at screening
  • History of hypersensitivity or allergy to any of the excipients or investigational medicinal product (IMP)
  • The above information is not intended to contain all considerations relevant to a patient's potential participation in a clinical trial.

Key Trial Info

Start Date :

December 21 2023

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

March 18 2026

Estimated Enrollment :

589 Patients enrolled

Trial Details

Trial ID

NCT06181435

Start Date

December 21 2023

End Date

March 18 2026

Last Update

December 10 2025

Active Locations (142)

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Page 1 of 36 (142 locations)

1

Center for Dermatology and Plastic Surgery- Site Number : 8401119

Scottsdale, Arizona, United States, 85260

2

Eclipse Clinical Research- Site Number : 8401158

Tucson, Arizona, United States, 85745

3

Torrance Clinical Research- Site Number : 8401027

Lomita, California, United States, 90717

4

Dermatology Research Associates - Los Angeles- Site Number : 8401092

Los Angeles, California, United States, 90045