BELLUS Health Announces Positive Topline Results from its Phase 2b SOOTHE Trial of BLU-5937 for the Treatment of Refractory Chronic Cough

LAVAL, Quebec--(BUSINESS WIRE)--Dec. 13, 2021-- BELLUS Health Inc. (Nasdaq:BLU; TSX:BLU) (“BELLUS Health” or the “Company”), a clinical-stage biopharmaceutical company developing novel therapeutics for the treatment of refractory chronic cough (“RCC”) and other hypersensitization-related disorders, today announced that the 50 mg and 200 mg BID doses of BLU-5937 in its Phase 2b SOOTHE trial for the treatment of RCC achieved statistical significance on the primary endpoint with 34% placebo-adjusted reduction in 24-hour cough frequency observed (p ≤ 0.005) at day 28. BLU-5937 was generally well-tolerated, with low rates of taste-related adverse events reported (≤6.5%) at all doses.

Mr. Roberto Bellini, Chief Executive Officer of BELLUS Health commented, “We are extremely pleased with the compelling topline results from the Phase 2b SOOTHE trial which highlight BLU-5937’s best-in-class potential for the treatment of refractory chronic cough. RCC is a prevalent and growing condition that significantly impacts the quality of life of an estimated 9 million patients in the United States and 9 million patients in Europe.”