Status:

COMPLETED

Dose Ranging Study of Amlitelimab in Adult Participants With Moderate-to-severe Asthma

Lead Sponsor:

Sanofi

Conditions:

Asthma

Eligibility:

All Genders

18-75 years

Phase:

PHASE2

Brief Summary

This is a parallel, Phase 2, global, multicenter, randomized, double-blind, placebo-controlled, dose-ranging, four-arms study for treatment. The purpose of this study is to assess the efficacy, safet...

Eligibility Criteria

Inclusion

  • The participant must be between the ages of 18 and 75 inclusive at the time of signing the informed consent.
  • Moderate to severe asthma diagnosed by a physician for ≥ 12 months according to stages 4 and 5 of the Global Initiative for Asthma (GINA ).
  • Participants on existing therapy with medium to high doses of ICS (≥500 μg fluticasone propionate daily or comparable ICS dose in combination with at least one additional controller (e.g., long-acting beta agonist \[LABA\], leukotriene receptor antagonist \[LTRA\], long-acting muscarinic antagonist \[LAMA\], methylxanthines) for at least 3 months.
  • ≥ 1 severe asthma exacerbation in the past year, with at least one exacerbation during treatment with medium to high doses of ICS (≥ 500 μg fluticasone propionate daily or one dose of ICS comparable).
  • Participants with pre-BD forced expiratory volume in 1 second (FEV1) \> 40% and \< 80% of predicted normal at the screening visit.
  • 5-item ACQ-5 score \>1.5 at randomization.
  • Participants with at least 12% reversibility and 200 mL post-BD FEV after administration of albuterol/salbutamol or levalbuterol/levosalbutamol at screening or documented history of a reversibility test.
  • Weight ≥40 kg and ≤150 kg at the randomization visit.

Exclusion

  • Participants are excluded from the study if any of the following criteria apply:
  • Chronic lung disease other than asthma.
  • Current or former smoker including active vaping of any products and/or marijuana with cessation within 6 months of screening or history of \>10 pack-years.
  • Participants who experience a deterioration of asthma that results in emergency treatment or hospitalization, or treatment with systemic steroids at any time from 1 month prior to screening.
  • Suspicion of, or confirmed, coronavirus disease 2019 (COVID-19) infection during the screening period including known history of COVID-19 infection within 4 weeks prior to Screening; mechanical ventilation or extracorporeal membrane oxygenation (ECMO) secondary to COVID-19 within 3 months prior to Screening; COVID-19 infection who have not yet sufficiently recovered to participate in the procedures of a clinical trial.
  • Active infection or history of clinically significant infection
  • Known history of, or suspected, significant current immunosuppression, including history of invasive opportunistic or helminthic infections despite infection resolution or otherwise recurrent infections of abnormal frequency or prolonged duration.
  • Active or latent tuberculosis (TB)
  • A history of malignancy of any type (excluding basal and squamous cell skin cancer and in situ cervical carcinoma that has been excised and cured \>3 years prior to baseline).
  • History of solid organ transplant.
  • Hepatitis B, C or HIV.
  • Pregnant or breastfeeding.
  • History (within last 2 years prior to Baseline) of prescription drug or substance abuse, including alcohol, considered significant by the Investigator.
  • Any prior use of anti-OX40 or anti-OX40L mAb, including amlitelimab.
  • Sensitivity to any of the study interventions, or components thereof, or drug or other allergy that, in the opinion of the Investigator, contraindicates participation in the study.
  • 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 :

June 30 2022

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

March 20 2025

Estimated Enrollment :

446 Patients enrolled

Trial Details

Trial ID

NCT05421598

Start Date

June 30 2022

End Date

March 20 2025

Last Update

October 9 2025

Active Locations (113)

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Page 1 of 29 (113 locations)

1

University of California San Diego Health Site Number : 8400026

La Jolla, California, United States, 92093-0990

2

California Allergy and Asthma Medical Group, Inc. Site Number : 8400002

Los Angeles, California, United States, 90025

3

Allergy Asthma Associates of Santa Clara Valley Site Number : 8400019

San Jose, California, United States, 95117

4

Bensch Clinical Research LLC Site Number : 8400004

Stockton, California, United States, 95207