Inhaled Mesenchymal Stem Cell-Derived Exosomes in the Treatment of Post-Infectious Cough: A Single-Center Randomized Controlled Clinical Trial

This study is an exploratory clinical trial. It is intended to investigate the efficacy of mesenchymal stem cell-derived exosome nebulization in the treatment of postinfectious cough through a randomized controlled clinical study, with a view to providing better treatment options for patients with postinfectious cough, improving their quality of life, and providing reference data for the subsequent multi-center clinical trials.

NCT Number	NCT07103980
Lead Sponsor	Shanghai Changzheng Hospital
Conditions	Post-Infectious Cough
Enrollment	40 participants
Start Date	2024-07-16
Primary Completion	2025-07-30 (estimated)
Study Completion	2025-12-30 (estimated)
Updated on ClinicalTrials.gov	2025-08-05