SETTING OF A TRIAL DATE IN THE UNITED STATES PLAVIX® LITIGATION

Paris, September 13, 2005 Setting of a trial date in the United States Plavix® Litigation Today sanofi-aventis announced that the U.S. District Court for the Southern District of New York has set a trial date for the Plavix® patent litigation against Apotex Inc. and Apotex Corp. pending before that court. The Trial will commence on April 5, 2006. Forward Looking Statements This press release contains forward-looking statements as defined in the Private Securities Litigation Reform Act of 1995. Forward-looking statements are statements that are not historical facts. These statements include financial projections and estimates and their underlying assumptions, statements regarding plans, objectives and expectations with respect to future operations, products and services, and statements regarding future performance. Forward-looking statements are generally identified by the words “expect,” “anticipates,” “believes,” “intends,” “estimates,” “plans” and similar expressions. Although sanofi-aventis’ management believes that the expectations reflected in such forward-looking statements are reasonable, investors are cautioned that forward-looking information and statements are subject to various risks and uncertainties, many of which are difficult to predict and generally beyond the control of sanofi-aventis, that could cause actual results and developments to differ materially from those expressed in, or implied or projected by, the forward-looking information and statements. These risks and uncertainties include those discussed or identified in the public filings with the SEC and the AMF made by sanofi-aventis, including those listed under “Risk Factors” and “Cautionary Statement Regarding Forward-Looking Statements” in sanofi-aventis’ annual report on Form 20-F for the year ended December 31, 2004. Other than as required by applicable law, sanofi-aventis does not undertake any obligation to update or revise any forward-looking information or statements. The sanofi-aventis Group conducts its business in the United States through its subsidiaries Sanofi-Synthélabo Inc., Aventis Pharmaceuticals Inc. and Sanofi Pasteur Inc. ------------------------------------------------------------ Informasjonen er sendt gjennom Waymaker http://www.waymaker.no