Merck Announces That Canada's Drug Agency Has Recommended WINREVAIR For Reimbursement In Combination With Standard Pulmonary Arterial Hypertension Therapy, For The Treatment Of Adults With World Health Organization Group 1 PAH And Functional Class II Or III

Merck (NYSE: MRK), known as MSD outside of the United States and Canada, announced that Canada's Drug Agency (CDA) has recommended WINREVAIR (sotatercept) for reimbursement in combination with standard pulmonary arterial hypertension (PAH) therapy, for the treatment of adults with World Health Organization [WHO] Group 1 PAH and Functional Class (FC) II or III.

Sotatercept is the first activin signaling inhibitor therapy for PAH in Canada, a new class of therapy that works by improving the balance between pro-proliferative and anti-proliferative signaling to modulate vascular proliferation in PAH patients.