Status:

COMPLETED

A Study to Assess the Safety and Efficacy of Oral Etrasimod in Adult Participants With Eosinophilic Esophagitis

Lead Sponsor:

Pfizer

Collaborating Sponsors:

Arena is a wholly owned subsidiary of Pfizer

Conditions:

Eosinophilic Esophagitis

Eligibility:

All Genders

18-65 years

Phase:

PHASE2

Brief Summary

The purpose of this study is to determine whether oral etrasimod is a safe and effective treatment for active eosinophilic esophagitis (EoE) in adult participants.

Eligibility Criteria

Inclusion

  • Have an eosinophilic esophagitis (EoE) diagnosis prior to screening and histologically active disease with an esophageal peak eosinophil count (PEC) of ≥ 15 eosinophils per high powered field (eos/hpf)
  • Have dysphagia, defined as solid food going down slowly or getting stuck in the throat with an average frequency of ≥ 2 episodes per week over 2 weeks during the Screening period
  • Inclusion Criteria for the Extension Treatment Period
  • Completion of the Week 24 study visit \[including esophagogastroduodenoscopy (EGD)\]
  • Compliance with study procedures during the Double-Blind Treatment Period as assessed by the Investigator
  • No notable safety concerns during the Double-Blind Treatment Period, as determined by the Investigator
  • Willing to comply with all study visits and procedures for the Extension Treatment Period

Exclusion

  • History of any of the non-EoE conditions or procedures that may interfere with the evaluation of or affect the histologic (eg eosinophilic gastritis), endoscopic (eg, high-grade esophageal stenosis), or symptom endpoints (eg, esophageal resection) of the study
  • Undergone dilation of an esophageal stricture within 12 weeks prior to Screening EGD
  • Use of corticosteroids for the treatment of EoE within 8 weeks prior to Screening EGD
  • Discontinue, initiate, or change dosing (dosage/frequency) of the following therapies for EoE within 8 weeks prior to Screening EGD. Participants on any of the following therapy need to stay on a stable regimen during study participation:
  • Elemental diet
  • EoE food trigger elimination diet
  • Proton pump inhibitor (PPI) therapy
  • Used any immunotherapy/desensitization including oral immunotherapy (OIT) or sublingual immunotherapy (SLIT) within 12 months prior to the Screening EGD. Note: Stable (ie, ≥ 6 months prior to the Screening EGD) subcutaneous immunotherapy (SCIT) is permitted. Participants on SCIT need to stay on a stable treatment during study participation
  • Used any protocol-specified immunomodulatory therapies within the protocol-specified timeframe prior to Baseline (eg, dupilumab, benralizumab, omalizumab, or infliximab within 12 weeks; a sphingosine-1-phosphate receptor modulator at any time)
  • Use of any investigational agent or device within 12 weeks prior to Baseline
  • Females who are pregnant

Key Trial Info

Start Date :

December 15 2020

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

June 30 2023

Estimated Enrollment :

108 Patients enrolled

Trial Details

Trial ID

NCT04682639

Start Date

December 15 2020

End Date

June 30 2023

Last Update

May 6 2024

Active Locations (256)

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Page 1 of 64 (256 locations)

1

Clinical Research Center of Alabama, LLC

Birmingham, Alabama, United States, 35209

2

GastroHealth - St. Vincent's East

Birmingham, Alabama, United States, 35235

3

Digestive Health Specialists

Dothan, Alabama, United States, 36301

4

Dothan Eyecare - Dr. Brent McKinley (OCT Procedure Only)

Dothan, Alabama, United States, 36301