Pharmaceutical use of trisaccharide compound in pulmonary hypertension

By using compounds with specific trisaccharide structures, the shortcomings of pulmonary hypertension treatment were addressed, achieving inhibition of vascular remodeling and muscle tissue formation, improving cardiac function, and reducing the symptoms and progression of pulmonary hypertension.

WO2026145534A1PCT designated stage Publication Date: 2026-07-09NANKAI UNIV

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
NANKAI UNIV
Filing Date
2025-12-30
Publication Date
2026-07-09

AI Technical Summary

Technical Problem

Existing treatments for pulmonary hypertension are not effective in curing the condition and do not directly address the vascular remodeling and vascular myotomy observed in patients, leaving a significant unmet need for treatment.

Method used

A trisaccharide compound was used to improve cardiac function by reducing cardiac hypertrophy, vascular revascularization, and vascular myotomy in a SU5416- and hypoxia-induced pulmonary hypertension model. This compound has a specific structural formula A and can form monovalent, divalent, or trivalent salts, and was prepared via synthetic methods.

Benefits of technology

It significantly reduces vascular reconstruction and vascular myotomy, improves cardiac function, reduces the progression and severity of pulmonary hypertension, and improves patients' physical activity and symptoms such as dyspnea.

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Abstract

A use of a trisaccharide compound having a core structure of GlcN(1→4)IdoA(1→4)GlcNS in the preparation of a drug for treating or preventing pulmonary hypertension. The drug can effectively alleviate right ventricular hypertrophy and right ventricular dysfunction and optimize hemodynamic parameters in an animal model of pulmonary hypertension, slow down or ameliorate excessive proliferation of arterial endothelial cells and smooth muscle cells in pulmonary hypertension, treat vascular remodeling and vascular muscularization in patients with pulmonary hypertension, and has a good protective effect on a heart in pulmonary hypertension.
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