Valvular & structural heart disease

Reactivation of Oxidized Soluble Guanylate Cyclase as a Novel Treatment Strategy to Slow Progression of Calcific Aortic Valve Stenosis: Preclinical and Randomized Clinical Trials to Assess Safety and Efficacy

CirculationPublished Mechanistic study with randomised controlled trials

Authors' conclusion

Collectively, this study highlights the therapeutic potential of the targeted restoration of the diseased/inactive form of sGC for treatment of FCAVS.

Study context

Population
Patients with moderate aortic valve stenosis; excised human aortic valve tissue, aortic valve interstitial cells, mouse aortic valves
Comparison
Ataciguat vs placebo
Methodological detailsphase I and phase II, placebo-controlled, preclinical (human tissue, cells, mice)
  • Phase I and phase II
  • Placebo-controlled
  • Preclinical (human tissue, cells, mice)

Primary result

As reported in the abstract

Progression of aortic valve calcification (phase II) · 6 months
  • Ataciguat slowed progression of aortic valve calcification vs placebo
  • Ataciguat tended to slow progression of valvular and ventricular dysfunction

Safety

Safety/tolerance (phase I) · 2 weeks

Ataciguat safe and well tolerated in patients with moderate fibrocalcific aortic valve stenosis (FCAVS)

Original publication

Reactivation of Oxidized Soluble Guanylate Cyclase as a Novel Treatment Strategy to Slow Progression of Calcific Aortic Valve Stenosis: Preclinical and Randomized Clinical Trials to Assess Safety and Efficacy. Circulation. Published 24 February 2025. doi:10.1161/circulationaha.123.066523

Summarised from the published abstract; every number is checked against it

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