Nerandomilast to slow lung changes in people with a family history of pulmonary fibrosis
Official title: A Double Blind, Randomized, Placebo-controlled Exploratory Trial to Investigate the Efficacy and Safety of Nerandomilast Over 24 Months When Administered in Individuals With Interstitial Lung Abnormalities and a Family History of Pulmonary Fibrosis to Reduce the Risk of Worsening (DROP-FPF)
Run by Boehringer Ingelheim · NCT07201922 · Data updated 2026-11-12
This trial tests whether taking nerandomilast can slow early lung scarring in people aged 40 and older who have a first-degree relative with pulmonary fibrosis and CT evidence of interstitial lung abnormalities.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 40 Years and up |
| Sex | All |
| Enrollment | 80 (estimated) |
| Sponsor | Boehringer Ingelheim Industry-sponsored |
| Locations | 55 sites (Los Angeles, California and 54 other locations) |
| Status | Recruiting |
| Started | February 10, 2026 |
| Main results expected | May 14, 2029 |
| Study ends | May 23, 2029 |
| Registry record updated | October 28, 2026 |
| Trial ID | NCT07201922 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults 40 years or older with at least one first-degree relative with confirmed pulmonary fibrosis, HRCT showing at least 5% interstitial lung abnormalities or ILD, and preserved lung function (FVC ≥80%, DLCO ≥70%).
✕Probably not a fit
People with already diagnosed or advanced pulmonary fibrosis, worse lung function than the entry criteria, or without a family history of pulmonary fibrosis are unlikely to benefit from this preventive approach.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This Phase 3, randomized, placebo-controlled trial enrolls adults 40 and older who have at least one first-degree relative with confirmed pulmonary fibrosis and HRCT evidence of interstitial lung abnormalities or ILD. Eligible participants with preserved lung function (FVC ≥80% and DLCO ≥70%) are randomly assigned to receive oral nerandomilast or matching placebo and are followed over time with imaging and lung function tests. The primary aim is to see if nerandomilast slows the development or extent of lung scarring compared with placebo. The trial is conducted at academic and community research centers in California, Colorado, and Florida.
Why it matters
Potential benefit: If successful, nerandomilast could slow progression of early lung abnormalities and reduce or delay the onset of symptomatic pulmonary fibrosis.
How similar studies have gone: Antifibrotic drugs have slowed progression in established pulmonary fibrosis, but using a preventative drug in relatives with early CT changes is relatively novel and not yet proven.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Individuals ≥40 years of age at the time of first signed informed consent at Visit 1a * Participants must have at least 1 first-degree relative (biological parent, sibling, or child) with confirmed pulmonary fibrosis (idiopathic pulmonary fibrosis \[IPF\], idiopathic nonspecific interstitial pneumonia \[NSIP\], and/or pulmonary fibrosis due to known genetic cause \[e.g. short telomere syndrome, mucin 5B (MUC5B) mutation, surfactant protein mutations\]) * High resolution computed tomography (HRCT) scan with evidence of interstitial lung abnormalities involving at least 5% of a single lung zone or interstitial lung disease (ILD), based on central evaluation * Forced vital capacity (FVC) ≥80% of predicted normal at Visit 1b * Diffusing capacity of the lungs for carbon monoxide (DLCO) corrected for hemoglobin ≥70% of predicted normal at Visit 1b Further inclusion criteria apply. Exclusion Criteria: * Prior known pulmonary fibrosis that, in the opinion of the Investigator, requires treatment with approved therapies * Prebronchodilator forced expiratory volume in 1 second (FEV1)/FVC \<0.7 at Visit 1b * HRCT findings consistent with probable or definite usual interstitial pneumonia (UIP) pattern * Any medical condition that is known to predispose to the development of pulmonary fibrosis (e.g. known connective tissue disease) * Prior or current use of nerandomilast, nintedanib, or pirfenidone Further exclusion criteria apply.
Where it's running
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University of Colorado Denver
Aurora, Colorado, United States Recruiting -
Clinical Research Specialists LLC - Kissimmee
Kissimmee, Florida, United States Recruiting -
University of Kansas Medical Center
Kansas City, Kansas, United States Recruiting -
Brigham and Women's Hospital
Boston, Massachusetts, United States Recruiting -
University of Michigan
Ann Arbor, Michigan, United States Recruiting -
University of Minnesota
Minneapolis, Minnesota, United States Recruiting
Show 44 more locations
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Weill Cornell Medicine-New York-60569
New York, New York, United States Recruiting -
University of Pennsylvania
Philadelphia, Pennsylvania, United States Recruiting -
Medical University of South Carolina
Charleston, South Carolina, United States Recruiting -
Baylor College of Medicine
Houston, Texas, United States Recruiting -
Virginia Commonwealth University
Richmond, Virginia, United States Recruiting -
Centro de Investigaciones Metabolicas (CINME)
Buenos Aires, Argentina Recruiting -
Hospital Italiano de Buenos Aires
Caba, Argentina Recruiting -
Fundacion NIBA Neurologia Infantil Buenos Aires
Caba, Argentina Recruiting -
Centro de Investigacion Clinica Belgrano
Caba, Argentina Recruiting -
Consultorios Medicos del Buen Ayre
Capital Federal, Argentina Recruiting -
Royal Prince Alfred Hospital
Camperdown, New South Wales, Australia Recruiting -
Lung Research Queensland
Chermside, Queensland, Australia Recruiting -
The Prince Charles Hospital
Chermside, Queensland, Australia Recruiting -
The Alfred Hospital
Melbourne, Victoria, Australia Recruiting -
Cliniques Universitaires Saint-Luc
Brussels, Belgium Recruiting -
UZ Leuven
Leuven, Belgium Recruiting -
McGill University Health Centre (MUHC)
Montreal, Quebec, Canada Recruiting -
Hopital Louis Pradel
Bron, France Recruiting -
INS Coeur Poumon
Lille, France Recruiting -
HOP Bichat
Paris, France Recruiting -
HOP Pontchaillou
Rennes, France Recruiting -
Hôpital Larrey - CHU de Toulouse
Toulouse, France Recruiting -
Ruhrlandklinik, Westdeutsches Lungenzentrum am Universitätsklinikum Essen gGmbH
Essen, Germany Recruiting -
Medizinische Hochschule Hannover
Hanover, Germany Recruiting -
Lungenfachklinik Immenhausen
Immenhausen, Germany Recruiting -
Krankenhaus Bethanien gGmbH
Solingen, Germany Recruiting -
IRCCS MultiMedica
Milan, Italy Recruiting -
Azienda Ospedaliera Universitaria di Padova
Padova, Italy Recruiting -
Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Roma, Italy Recruiting -
Tosei General Hospital
Aichi, Seto, Japan Recruiting -
Tsuboi Hospital
Fukushima, Koriyama, Japan Recruiting -
Kanagawa Cardiovascular and Respiratory Center
Kanagawa, Yokohama, Japan Recruiting -
National Hospital Organization Kinki-Chuo Chest Medical Center
Osaka, Sakai, Japan Recruiting -
Hamamatsu University Hospital
Shizuoka, Hamamatsu, Japan Recruiting -
National Center for Global Health and Medicine
Tokyo, Shinjuku-ku, Japan Recruiting -
St. Antonius Ziekenhuis
Nieuwegein, Netherlands Recruiting -
Erasmus Medisch Centrum
Rotterdam, Netherlands Recruiting -
Severance Hospital
Seoul, South Korea Recruiting -
Asan Medical Center
Seoul, South Korea Recruiting -
Samsung Medical Center
Seoul, South Korea Recruiting -
Hospital de Galdakao
Galdakao, Spain Recruiting -
Hospital Universitari de Bellvitge
L'Hospitalet Del Llobregat, Spain Recruiting -
Hospital Universitario De La Princesa
Madrid, Spain Recruiting -
Hospital Virgen del Rocio
Seville, Spain Recruiting
+5 more sites. See ClinicalTrials.gov for the full list.
Study contacts
- Study coordinator: Boehringer Ingelheim
- Email: clintriage.rdg@boehringer-ingelheim.com
- Phone: 1-800-243-0127
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.