New hope for lung scarring? drug trial aims to slow breathing decline
NCT ID NCT07516951
First seen Jun 27, 2026 · Last updated Sep 18, 2026 · Updated 6 times
Summary
This study tests two doses of an experimental drug, zampilimab, against a placebo in 240 adults with idiopathic pulmonary fibrosis (IPF), a disease that scars the lungs and makes breathing hard. The main goal is to see if the drug can improve lung function over 24 weeks, with an optional 24-week follow-up. Participants must be at least 40 years old and weigh 45 kg or more.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 240 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jul 2026
- Expected to finish
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Jun 2028
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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40 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Informed consent: Participant's written informed consent obtained prior to any study-related procedure. * Sex and age: Male or female, of any race and ethnicity, aged ≥40 years with a life expectancy of at least 1 year at screening in the opinion of the Investigator. * Body weight ≥45 kg. * Diagnosis of IPF: Diagnosis as defined by the 2018 and 2022 American Thoracic Society/European Respiratory Society/Japanese Respiratory Society/Latin American Thoracic Society Guidelines for a maximum 8 years before screening. The most recent High-resolution computed tomography (HRCT) ≤6 months prior to screening, reviewed by central reading, should be used to confirm the diagnosis. * Lung function: FVC ≥45% of predicted normal value and a ratio of forced expiratory volume in the first second (FEV1)/FVC ≥0.7 at screening. * Diffusing capacity of the lung for carbon monoxide (DLCO) corrected for haemoglobin ≥25% of predicted normal at screening. * Oxygen saturation measured by pulse oximetry (peripheral capillary oxygen saturation \[SpO2\]) \>90% at rest when the maximum oxygen flow is 4 L/min by standard nasal cannula or the equivalent oxygen delivery via reservoir nasal cannula (≤2 L/min). Exclusion Criteria: * Participant with a documented diagnosis of coeliac disease. * Low respiratory tract infection: Documented low respiratory tract infection in the last 4 weeks prior to screening or documented acute exacerbation of IPF (defined as acute worsening or development of dyspnoea typically \<1 month duration; * Lung cancer: Active diagnosis or history of lung cancer. * Emphysema: HRCT (refer to inclusion criterion \[Diagnosis of IPF\]), reviewed by central reading, shows the presence of emphysema ≥20% or that the extent of emphysema is greater than the extent of fibrosis. * Organ transplantation: End-stage fibrotic disease expected to require organ transplantation within 6 months from screening. * Other medical conditions: Clinically relevant and uncontrolled pulmonary (including any non-IPF pulmonary diagnosis), cardiac, hepatic, gastrointestinal, renal, endocrine, metabolic, neurologic, psychiatric disorders, active or untreated latent tuberculosis/tuberculosis infection that may interfere with the participant's ability to complete this study according to the Investigator's judgement. * Any other comorbid non-IPF pulmonary condition that may impact FVC according to the Investigator's judgement. Emphysema is allowed, unless it meets the above exclusion criterion regarding emphysema. * Participant currently treated, or been treated with cytotoxic and immunosuppressant/modulator drugs within 48 weeks prior to screening. Systemic (IV, intramuscular, or oral) corticosteroids prednisone- equivalent dose of \>10 mg/day used for \>10 days. * Hypersensitivity: Known intolerance and/or hypersensitivity to any of the excipients contained in the formulation or any other substance used in the study. * History of allergic or anaphylactic reaction to human, humanised, chimeric immunoglobulins (Igs), or murine monoclonal antibodies.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
3 sites in 2 countries. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Hannibal Regional Healthcare System, Inc.
RECRUITINGHannibal, Missouri, 63401, United States
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PHI University Clinic of Pulmonology and Allergology
RECRUITINGSkopje, 1000, North Macedonia
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Premier Pulmonary Critical Care and Sleep Medicine, PA
RECRUITINGDenison, Texas, 75020, United States
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Other studies related to the condition(s) this trial covers.
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