TORONTO, Jan. 11 /PRNewswire-FirstCall/ - Patheon, a provider of drug development and manufacturing services, announced today that it has signed two 5-year manufacturing agreements with Sanofi-Aventis. These agreements, for products manufactured in Patheon's Swindon and Bourgoin facilities, extend the company's longstanding partnership with Sanofi-Aventis to provide high quality outsourced manufacturing services.Wes Wheeler, Chief Executive Officer and President of Patheon Inc. said, "We are very pleased with the partnership we have developed with Sanofi-Aventis over the past 10 years. The agreements mark another milestone in our relationship which was initiated through site acquisition and enables our mission to offer world-class facilities and expertise, with an unwavering focus on service quality."