EXHIBIT 32.2 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of QLT Inc. (the "COMPANY") on Form 10-K/A for the period ended December 31, 2003 as filed with the Securities and Exchange Commission on the date hereof (the "FORM 10-K"), I, Michael J. Doty, Chief Financial Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that: (1) The Form 10-K, as amended, fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 (15 U.S.C. 78m(a) or 78o(d)); and (2) The information contained in the Form 10- K, as amended, fairly presents, in all material respects, the financial condition and results of operations of the Company. Dated: April 28, 2004 /s/ Michael J. Doty -------------------------------------------- Michael J. Doty Senior Vice President & Chief Financial Officer (Principal Financial and Accounting Officer) QLT Inc.