LEVosimendan to Improve Exercise Limitation in Patients With PH-HFpEF — StellaPhase 3 — Large-scale testing across thousands of people, comparing the new treatment against current standard treatments.
Trial locations(44 sites)
United States
Tenax Investigational Site, Tucson, Arizona Tenax Investigational Site, La Jolla, California Tenax Investigational Site, Los Angeles, California Tenax Investigational Site, Los Angeles, California Tenax Investigational Site, Sacramento, California Last updated February 2026