A Phase 2 Study to Evaluate Safety and Efficacy of AMB-05X in Subjects With Idiopathic Pulmonary Fibrosis
A Multicenter, Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Safety, Tolerability, Pharmacokinetics, Pharmacodynamics, and Preliminary Efficacy of AMB-05X in Subjects With Idiopathic Pulmonary Fibrosis
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Phase
Phase
- Phase 2
Contacts and Locations
Study Contact
Study Contact
- Name: Stephanie Leyva
- Phone Number: 6502856560
- Email: clinical@ammaxbio.com
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Subjects ≥40 years old.
- History of confirmed diagnosis of IPF
- Chest HRCT at Screening
Subjects who are either:
- Not being treated with approved IPF therapies (i.e., nintedanib or pirfenidone) or
- Being treated with approved IPF therapies (i.e., nintedanib or pirfenidone)
- Has FVC ≥45% predicted of normal AND DLCO ≥25% and ≤90% predicted
- Has a FEV1/FVC ratio (Tiffeneau-Pinelli Index) ≥ 0.70
- Has adequate hematologic, hepatic, and renal function
Exclusion Criteria:
- Prior investigational drug use within 30 days or 5 half-lives
- Presence of emphysema exceeding the extent of fibrosis
- Active or anticipated need for lung transplant
- Treatment with prednisone
- Active cancer
- Active or chronic infection with HCV, HBV, or HIV
- Known active tuberculosis
- History of or current immunosuppressive condition
- IPF exacerbation within 12 weeks
- Lower respiratory-tract infection requiring antibiotic therapy
- Smoking
- Other forms of interstitial lung disease
- History of lung volume reduction surgery or lung transplant
- Contraindications for forced expiratory maneuvers during spirometry
- Unstable cardiac or pulmonary disease (other than IPF)
- Fridericia-corrected QT interval (QTcF) ≥ 450 ms (men) or ≥ 470 ms (women)
- History of drug or alcohol abuse -
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Double
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Experimental: AMB-05X
AMB-05X will be administered every 4 weeks for 24 weeks (for 6 treatments in total).
|
A fully human monoclonal immunoglobulin (IgG2) directed against c-fms
|
|
Placebo Comparator: Placebo
Placebo will be administered every 4 weeks for 24 weeks (for 6 treatments in total).
|
Saline/D5W
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Treatment-emergent adverse events
Time Frame: Week 24
|
Frequency and severity of reported treatment-emergent adverse events will be graded per CTCAE 5-point scale
|
Week 24
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Pulmonary Function
Time Frame: Week 28
|
Change in forced vital (FVC) capacity in liters
|
Week 28
|
|
Pharmacodynamics via CSF1
Time Frame: Week 28
|
Plasma CSF1 assessment and other exploratory biomarkers
|
Week 28
|
|
ST GEORGE'S RESPIRATORY QUESTIONNAIRE IDIOPATHIC PULMONARY FIBROSIS (SGRQ-I)
Time Frame: Week 28
|
Change in health-related quality of life, as measured by St. George's Respiratory Questionnaire (SGRQ-I)
|
Week 28
|
|
Cmax
Time Frame: Week 24
|
Peak Plasma Concentration (Cmax) measurement
|
Week 24
|
|
AUC
Time Frame: Week 24
|
Area under the plasma concentration versus time curve (AUC) measurement
|
Week 24
|
Collaborators and Investigators
Sponsor
Sponsor
Investigators
Investigators
- Study Director: Dorothy Nguyen, MD, AmMax Bio, Inc.
Study record dates
Study Major Dates
Study Start (Anticipated)
Study Start
Primary Completion (Anticipated)
Primary Completion
Study Completion (Anticipated)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Actual)
First Posted
Study Record Updates
Last Update Posted (Estimate)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Keywords
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- AMB-053-01
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
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