�Sanofi-aventis  
(EURONEXT:  SAN  and NYSE:  SNY)  announced that U.S.  Food  and Drug  
Administration  (FDA)  has assigned priority recap status for its New  Drug  
Application  (NDA)  for Multaq(R)  (dronedarone). The  precedence review period 
begins on July  31, 2008.
    
The  priority review is given to applications in which a modern 
indication or new drug product, if approved, has the potential drop to present a  
safe and effective therapy where no satisfactory alternative exists 
compared to currently available therapies or marketed products.
    
A  enrollment dossier is also under regulatory review by the European  
Medicines  Agency  (EMEA)  for a Marketing  Authorization  Application.
     
"We  are proud of that the FDA  has designated Multaq(R)  for precedency          
review," aforesaid Marc  Cluzel,  sanofi-aventis Senior  Vice  President,  R&D  for 
sanofi-aventis. "This  follows the exciting results of the landmark ATHENA  
study that showed Multaq(R)  significantly reduced the risk of            
cardiovascular hospitalizations or death from any grounds in patients with 
Atrial  Fibrillation."
     
Atrial  fibrillation is a major cause of hospitalization and mortality             
and affects virtually 2.5 million people in the United  States,  as well as 4.5 
trillion people in the European  Union  and is emerging as a growing populace 
health concern due to an ripening population. Patients  suffering from atrial 
fibrillation have twice the risk of death, an increased risk of stroke and 
cardiovascular complications, including congestive heart bankruptcy. 
Furthermore  atrial fibrillation well impairs patients' lives,                
primarily because of their inability to perform normal daily activities due to 
complaints of palpitations, chest pain, dyspnoea, fatigue or 
light-headedness.
About  Multaq(R)  (dronedarone)
    
Dronedarone  (brand diagnose Multaq(R))  is an investigational new handling 
for patients with atrial fibrillation, which has been discovered and             
developed by sanofi-aventis for the bar and handling of patients 
with atrial fibrillation or atrial flutter. Dronedarone  is a multi-channel         
blocker that affects calcium, potassium and sodium channels and has           
anti-adrenergic properties. Dronedarone  does not contain the iodine radical 
and did non show any evidence of thyroid or pulmonary toxicity in clinical 
trials.
About  Sanofi  Aventis
     
Sanofi-aventis,  a preeminent global pharmaceutical company, discovers, 
develops and distributes therapeutic solutions to improve the lives of                    
everyone. Sanofi-aventis  is listed in Paris  (EURONEXT:  SAN)  and in New  York  
(NYSE:  SNY).
Forward  Looking  Statements
     
This  weigh release contains forward-looking statements as defined in 
the Private  Securities  Litigation  Reform  Act  of 1995, as amended.              
Forward-looking  statements ar statements that are non historical facts.              
These  statements include product development, mathematical product potential projections 
and estimates and their underlying assumptions, statements regarding plans, 
objectives, intentions and expectations with respect to future events, 
operations, products and services, and statements regarding future          
performance. Forward-looking  statements are generally identified by the 
words "expects," "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 ar cautioned that forward-looking selective information and 
statements are subject to versatile risks and uncertainties, many of which 
are difficult to promise and generally beyond the control of                             
sanofi-aventis, that could suit actual results and developments to disagree 
materially from those explicit in, or implied or projected by, the                  
forward-looking information and statements. These  risks and uncertainties 
include among other things, the uncertainties inherent in research and 
development, future clinical data and analysis, including post selling,           
decisions by regulatory regime, such as the FDA  or the EMEA,  regarding 
whether and when to approve any drug, device or biological application that 
may be filed for any such product candidates as well as their decisions  
regarding labeling and other matters that could affect the availability or 
commercial voltage of such products candidates, the absence of vouch 
that the products candidates if approved will be commercially successful, 
the future approval and commercial success of therapeutic alternatives as 
well as 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, 
2007. Other  than as required by applicable constabulary, sanofi-aventis does not 
undertake any duty to update or revise any advanced 
information or statements.
 
Sanofi  Aventis
http://www.sanofi-aventis.com
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