New hope for breathless patients after lung clot surgery

NCT ID NCT03409588

First seen Feb 05, 2026 · Last updated May 19, 2026 · Updated 13 times

Summary

This study tested a drug called riociguat in 10 adults who still had trouble exercising at least 6 months after surgery for chronic blood clots in the lungs. The goal was to see if the drug could improve blood pressure in the lungs and help patients walk farther. The study measured changes using heart catheterization and a 6-minute walk test.

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Contacts and locations

Locations

  • University of Colorado, Anschutz Medical Campus

    Aurora, Colorado, 80045, United States

Conditions

Explore the condition pages connected to this study.