LABOPHARM INC. (incorporated under Part IA of the Companies Act (Québec)) 10,000,000 Common Shares PURCHASE AGREEMENTPurchase Agreement • April 27th, 2006 • Labopharm Inc • Pharmaceutical preparations • New York
Contract Type FiledApril 27th, 2006 Company Industry JurisdictionAs United States regulatory counsel to the Company, we are familiar with the United States Federal Food, Drug, and Cosmetic Act (the “FDC Act”) and the regulations promulgated thereunder and matters as applied generally to drugs of the nature under development and clinical testing by the Company and have reviewed the Registration Statement, the U.S. Prospectus and the Canadian Prospectus, including the documents incorporated by reference therein, particularly the portions thereof under the captions “Risk Factors — Risks Related to Our Business — We depend heavily on the success of our lead product candidate, our once-daily tramadol, and if the new drug application, or NDA, for our once-daily tramadol is not approved on a timely basis or at all, it would have a material adverse effect on our business, financial condition and results of operations,” “Risk Factors — Risks Related to Our Business — If we fail to obtain regulatory approvals for our product candidates under development, we w