<?xml version="1.0" encoding="UTF-8"?><protocol_summary><protocol><id>15075</id><no>RIN-PF-305</no><status>Open</status><title>A Randomized, Double-blind, Placebo-controlled, Multinational, Phase 3 Study of the Efficacy and Safety of Inhaled Treprostinil in Subjects with Progressive Pulmonary Fibrosis (TETON-PPF)</title><nct_id>NCT05943535</nct_id><sponsor_type>Industrial</sponsor_type><age_group>Adult</age_group><treatment_type>Treatment</treatment_type><phase>III</phase><disease_site>Other</disease_site><PI>Reichner, Cristina</PI><institution>Georgetown University Medical Center; Lombardi Comprehensive Cancer Center</institution><management_group>GUMC Medicine Pulmonary; GUMC PFS</management_group></protocol><sipVersion>2026.1.0 Build 16</sipVersion><copyright> &lt;a href="https://advarra.com" target="_blank"&gt;&amp;copy; 2026 Advarra, Inc.&lt;/a&gt; </copyright></protocol_summary>