act373898

ACT-373898 is a metabolite of the endothelin (ET) receptor type A (ETA) and ETBdual antagonist macitentan .1 1.Dingemanse, J., Sidharta, P.N., Maddrey, W.C., et al.Efficacy, safety and clinical pharmacology of macitentan in comparison to other endothelin receptor antagonists in the treatment of pulmonary arterial hypertensionExpert Opin. Drug Saf.13(3)391-405(2013)