TNX-103 and PH-HFpEF - TNX-103 (Oral Levosimendan) is a small molecule NCE with a dual mechanism of action, acting as a venodilator and enhancing cardiac contractility[6, 104] - TNX-103 has U S patent protection for multiple methods of use out to the end of 2040 with potential for continuations[7, 105] - The addressable market opportunity for TNX-103 is estimated to be at least $10 billion[9, 107] - Phase 3 program design aligned with the FDA helps de-risk the potential approval pathway for TNX-103[9, 107] Clinical Trial Data - In the Phase 2 HELP trial, TNX-103 showed statistically significant increases in 6MWD and reduction in PCWP across all exercise stages for PH-HFpEF patients[9, 107] - The OLE portion of the Phase 2 trial showed that patients who transitioned from IV to oral levosimendan in a 6-week period experienced improvements in 6MWD (+7 meters), BNP/NT-proBNP and KCCQ scores[9, 107] - 85% of patients enrolled in the HELP study responded with a robust decrease (≥4mm Hg) in exercise PCWP[45] - Oral Levosimendan causes a rapid and sustained reduction in NT-proBNP vs Baseline, with a 32% to 38% reduction in 7 days in the PERSIST Trial[79, 80] Market and Prevalence - PH-HFpEF affects an estimated 2 2 million US patients projected in 2030[9, 107] - In 2030, there will be an estimated 2 2 million to 3 7 million PH-HFpEF patients in the US[18] - Approximately 50% of heart failure patients with preserved ejection fraction (HFpEF) have PH[101]
Tenax Therapeutics (TENX) Earnings Call Presentation