Corporate Governance Practices

BELLUS Health Inc. is committed to sound corporate governance practices, which ensure that its affairs are managed in the best interest of all stakeholders. The Board of Directors undertakes a periodic review to verify that BELLUS Health Inc.’s governance practices have kept pace with changing regulatory environments in the United States and in Canada, to which BELLUS Health Inc. is subject as a company listed on the Nasdaq Global Market (“Nasdaq”) and the Toronto Stock Exchange (“TSX”). Please refer to the Management Information Circular for more information on the overall structure of the Board and its Committees and for details of BELLUS Health Inc.’s corporate governance practices.