Evaluation of Efficacy and Safety of PLN-74809 in Patients With Idiopathic Pulmonary Fibrosis

Trial ID or NCT#



recruiting iconRECRUITING


A Phase 2a, multicenter, 4-part, randomized, double-blind, dose-ranging, placebo-controlled study to evaluate the safety, tolerability, and PK of once-daily treatment with PLN-74809 in participants with idiopathic pulmonary fibrosis.

Official Title

A Randomized, Double-blind, Dose-ranging, Placebo Controlled Phase 2a Evaluation of the Safety, Tolerability and Pharmacokinetics of PLN-74809 in Participants With Idiopathic Pulmonary Fibrosis (INTEGRIS-IPF)

Eligibility Criteria

Ages Eligible for Study: Older than 40 Years
Sexes Eligible for Study: All
Accepts Healthy Volunteers: No
Inclusion Criteria:
  1. - Diagnosis of IPF based upon the Fleischner Society guidelines within 3 years from Screening (Part A) or based on ATS/ERS/JRS/ALAT 2018 guidelines within 5 years from Screening (Part B, C & D) - FVC % of predicted ≥45% - DLco (hemoglobin-adjusted) ≥30% - Participants receiving treatment for IPF with nintedanib or pirfenidone are allowed, if on a stable dose for at least 3 months
Exclusion Criteria:
  1. - Currently receiving or planning to initiate treatment for IPF (fibrosis) with agents not approved for that indication by the FDA - Forced expiratory volume during the first seconds of the forced breath (FEV1)/FVC ratio <0.7 at Screening - Clinical evidence of active infection, including but not limited to bronchitis, pneumonia, sinusitis that can affect FVC measurement or IPF progression - Known acute IPF exacerbation or suspicion by the Investigator of such, within 6 months of Screening - Smoking of any kind within 3 months of Screening


Joshua Mooney
Joshua Mooney
Pulmonologist, Interstitial lung disease specialist, Lung transplant specialist, Heart and lung transplant specialist
Clinical Assistant Professor, Medicine - Pulmonary, Allergy & Critical Care Medicine