July 2026 clinical trial highlights
Research study participants are essential in the quest for new treatments and a cure for pulmonary fibrosis (PF).
Each month, we'll highlight a few of the many trials enrolling volunteers. All past issues are available on the PFF Clinical Trials Blog. To view more trials for various forms of interstitial lung disease (ILD), visit the š PFF Clinical Trial Finder.

Seeking participants with pulmonary hypertension associated with interstitial lung disease (PH-ILD)
Efficacy and Safety Study of Treprostinil Palmitil Inhalation Powder (TPIP) in Participants With PH-ILD
- Study ID: NCT07179380
- Trial Phase: Phase 3
- Intervention: Inhaled drug
- Sponsor: Insmed Incorporated
- Study Contact: Insmed Medical Information (844.446.7633; medicalinformation@insmed.com)
Seeking participants with PF
Imaging for Pulmonary Fibrosis
- Study ID: NCT06532071
- Trial Phase: Phase 2
- Intervention: Imaging
- Sponsor: Peter Caravan
- Study Contact: Sydney Montesi, MD (617.724.4030; sbmontesi@mgb.org); Caroline Fromson (617.643.3260; cfromson@mgh.harvard.edu)
Seeking participants with ILD and IPF
129Xe MRI Cardiopulmonary
- Study ID: NCT06038630
- Trial Phase: Phase 2
- Intervention: 129Xe gas exchange MRI
- Sponsor: Bastiaan Driehuys, Duke University
- Study Contact: Bastiaan Driehuys, PhD (919.684.7786; bastiaan.driehuys@duke.edu)
Resource spotlight: PFF PF Drug Development Pipeline
The Pulmonary Fibrosis (PF) Drug Development Pipeline is a resource to learn about the latest in drug development for PF-related conditions. For more information on the terminology used in drug development, please review the PF Pipeline Glossary.
Let us know your feedback. Share your comments about this tool through the PF Drug Development Pipeline Survey. If you have information related to PF drugs in development to share, complete the PF Drug Development & Clinical Trials Form.
Putting a face to the science: living with ILD

After Wyndel was diagnosed with ILD in 2018, he searched everywhere for hope, confronting the common narrative that individuals with ILD have a survival timeframe of three to five years. Motivated by his wife, children, and family, Wyndel chose to take part in three clinical trials. While the direct impact of these trials is difficult to quantify, he shared that his quality of life has improved by 100%.
Wyndel offers encouragement to others navigating ILD, advising them to hold on, listen to their doctors, and welcome any opportunity to participate in research studies.
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FDA approves centralized ex vivo lung perfusion device
In June 2026, United Therapeutics announced that the United States Food and Drug Administration (FDA) granted premarket approval (PMA) for the LungFX device to perform centralized ex vivo lung perfusion (EVLP). EVLP is a procedure that keeps potential donor lungs alive outside of the body and allows for further assessment of the organs to determine if they are suitable for transplant. The additional time and assessment during EVLP can result in more lungs being accepted for transplantation. The LungFX device performs EVLP in a centralized location rather than at the transplant center creating broader access to EVLP technology.
The PMA included safety and effectiveness data supporting use of LungFX to perform EVLP in a centralized facility. The PMA was submitted by Lung Bioengineering Inc., a subsidiary of United Therapeutics.
Tazarotene (GRI-0621) receives orphan drug approval
In June 2026, the FDA granted GRI BIO, Inc.'s investigational therapy, tazarotene (GRI-0621), orphan drug designation. Tazarotene is an investigational therapy designed to affect the pathways that lead to inflammation and scarring. GRI Bio completed the phase 2a study, GRI-0621-IPF-02, meeting its primary, secondary, and exploratory endpoints.
Orphan drug designation is an FDA pathway to support the development and evaluation of new treatments for rare diseases, such as IPF. The FDA has authority to grant orphan drug designation to a drug or biological product to prevent, diagnose, or treat a rare disease or condition.
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