Efficacy and Safety of Intravenous Efzofitimod in Patients With Pulmonary Sarcoidosis

Purpose

This is a multicenter, randomized, double-blind, placebo-controlled, study comparing the efficacy and safety of intravenous (IV) efzofitimod 3 mg/kg and 5 mg/kg versus placebo after 48 weeks of treatment. This study will enroll adults with histologically confirmed pulmonary sarcoidosis receiving stable treatment with oral corticosteroid (OCS), with or without immunosuppressant therapy.

Condition

  • Pulmonary Sarcoidosis

Eligibility

Eligible Ages
Over 18 Years
Eligible Genders
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Documented history of pulmonary sarcoidosis for at least 6 months, supported by the following evidence: documented histologically proven diagnosis of sarcoidosis by tissue biopsy and documented evidence of parenchymal lung involvement by historical radiological evidence - Evidence of symptomatic pulmonary sarcoidosis, as demonstrated by the following criteria: Modified Medical Research Council (MRC) dyspnea scale grade of at least 1 and KSQ-Lung score ≤70 - Patients must be receiving treatment with OCS of ≥ 3 months at Day 1 with a starting dose between ≥ 7.5 and ≤ 25 mg/day ≥ 4 weeks prior to Day 1. - Body weight ≥ 40 kg and < 160 kg

Exclusion Criteria

  • Treatment with > 1 immunosuppressant therapy - Treatment with biological immunomodulators, such as tumor necrosis factor-alpha (TNF-α) inhibitors or antifibrotics or interleukin inhibitors - Likelihood of significant pulmonary fibrosis as shown by any 1 or more of the following: High resolution CT fibrosis > 20% within the last 12 months; FVC percent predicted (FVCPP) < 50% and KSQ-Lung score < 30 - In the opinion of the investigator, clinically significant pulmonary hypertension - Patients with active cardiac, neuro, or renal sarcoidosis requiring organ-specific therapy in the past 2 years - Patients with cutaneous or ocular sarcoidosis, which in the opinion of the Investigator, are at risk for exacerbation, necessitating OCS rescue or other systemic therapy - History of Addisonian symptoms that precluded previous OCS taper attempts - Is an active, heavy smoker of tobacco/nicotine-containing products - History of anti-synthetase syndrome or Jo-1 positive at Screening - Patients with active tuberculosis or those currently undergoing treatment for tuberculosis

Study Design

Phase
Phase 3
Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel Assignment
Primary Purpose
Treatment
Masking
Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)

Arm Groups

ArmDescriptionAssigned Intervention
Experimental
Efzofitimod 3 mg/kg
  • Drug: Efzofitimod 3 mg/kg
    EfzofitimodIV infusion every 4 weeks for a total of 12 doses
    Other names:
    • ATYR1923
    • KRP-R120
Experimental
Efzofitimod 5 mg/kg
  • Drug: Efzofitimod 5 mg/kg
    EfzofitimodIV infusion every 4 weeks for a total of 12 doses
    Other names:
    • ATYR1923
    • KRP-R120
Placebo Comparator
Placebo
  • Drug: Placebo
    Placebo IV infusion every 4 weeks for a total of 12 doses

Recruiting Locations

aTyr Investigative Site
Birmingham, Alabama 35294
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Portland, Oregon 97220
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Saint Louis, Missouri 63110
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Albany, New York 12208
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Durham, North Carolina 27710
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Greenville, North Carolina 27834
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Cincinnati, Ohio 45267
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Cleveland, Ohio 44195
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Oklahoma City, Oklahoma 73104
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Philadelphia, Pennsylvania 19140
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Rochester, Minnesota 55905
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Charleston, South Carolina 29425-0630
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Dickson, Tennessee 37055
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Nashville, Tennessee 37204
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Dallas, Texas 75246
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Dallas, Texas 75390
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Houston, Texas 77030
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Salt Lake City, Utah 84108
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Falls Church, Virginia 22042
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Jackson, Mississippi 38216
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Minneapolis, Minnesota 55445
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Phoenix, Arizona 85027
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Atlanta, Georgia 30342
Contact:
877-596-6699
efzofit@cssi.enroll.com

aTyr Investigative Site
Los Angeles, California 90033
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Sacramento, California 95817
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Valencia, California 23823
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Denver, Colorado 80206
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Gainesville, Florida 32610
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Tampa, Florida 33606
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Atlanta, Georgia 30322
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Chicago, Illinois 60611
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Royal Oak, Michigan 48073
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Chicago, Illinois 60612
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Kansas City, Kansas 48202
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Louisville, Kentucky 40202
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
New Orleans, Louisiana 70115
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Baltimore, Maryland 21224
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Boston, Massachusetts 02114
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Ada, Michigan 49301
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Detroit, Michigan 48202
Contact:
877-596-6699
efzofit@cssienroll.com

aTyr Investigative Site
Richmond, Virginia 23298
Contact:
877-596-6699
efzofit@cssienroll.com

More Details

NCT ID
NCT05415137
Status
Recruiting
Sponsor
aTyr Pharma, Inc.

Study Contact

aTyr Pharma Clinical Research
877-215-5731
clinicaltrials@atyrpharma.com