First Quarter 2006 Sales & Earnings - Friday May 5, 2006

7.00 am CET - PRESS RELEASE The 1st quarter 2006 sales & earnings will be released at 7.00 am (Paris time) and will be available online at http://www.sanofi-aventis.com. 8.00 am CET WEBCAST AND CONFERENCE CALL (English) The 1st quarter 2006 sales & earnings will be reviewed at 8.00 am (Paris time) by Mr. Hanspeter Spek, Executive Vice-President, Pharmaceutical Operations and Mr. Jean-Claude Leroy, Executive Vice-President CFO. The slides will be available on http://www.sanofi-aventis.com. This presentation will be followed by a Q&A session. CALL-IN NUMBERS The conference will also be available by telephone via the following numbers: France +33 (0) 1 71 23 04 18 UK +44 (0) 207 138 08 35 USA +1 718 354 11 72 AUDIO REPLAY Available online at http://www.sanofi-aventis.com and through the numbers below (until May 14, 2006): France +33 (0) 1 71 23 02 48 UK +44 (0) 207 806 19 70 USA +1 718 354 11 12 Access code 4816521# Kind regards, Media Relations Department +33 (0) 1 53 77 40 76