UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549
                                    ---------
                                    FORM 6-K

                        REPORT OF FOREIGN PRIVATE ISSUER
                        PURSUANT TO RULE 13a-16 OR 15d-16
                    UNDER THE SECURITIES EXCHANGE ACT OF 1934
                                    ---------
                         For the month of November 2004

                        Commission File Number: 001-31368

                                 SANOFI-AVENTIS
                 (Translation of registrant's name into English)

                   174, avenue de France, 75013 Paris, FRANCE
                    (Address of principal executive offices)

     Indicate by check mark whether the registrant files or will file annual
reports under cover Form 20-F or Form 40-F.
                           
                    Form 20-F [X]           Form 40-F [ ]

     Indicate by check mark if the registrant is submitting the Form 6-K in
paper as permitted by Regulation S-T Rule 101(b)(1): _____

     Indicate by check mark if the registrant is submitting the Form 6-K in
paper as permitted by Regulation S-T Rule 101(b)(7): _____

     Indicate by check mark whether the registrant by furnishing the information
contained in this Form is also thereby furnishing the information to the
Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.
                     
                     Yes [ ]                       No [X]

     If "Yes" marked, indicate below the file number assigned to the registrant
in connection with Rule 12g3-2(b): 82-________





     On November 4, Sanofi-Aventis (formerly known as Sanofi-Synthelabo)  issued
the press release attached hereto as Exhibit 99.1,  relating to the terms of its
mandatory offer for the shares of Hoechst  Aktiengesellschaft.  Exhibit  99.1 is
incorporated herein by reference.

     On November 5, 2004, Sanofi-Aventis published the notice attached hereto as
Exhibit  99.2 on its  website  (www.sanofi-aventis.com),  announcing  that as at
Thursday,  November 4, 2004, 18.00 hours (CET) Sanofi-Aventis's  mandatory offer
for the shares in  Hoechst  Aktiengesellschaft  has been  accepted  for  142,504
shares in Hoechst  Aktiengesellschaft,  representing  0.03% of the share capital
and  the  voting   rights  of  Hoechst   Aktiengesellschaft.   Exhibit  99.2  is
incorporated herein by reference.

     On November 5, 2004, Sanofi-Aventis published the notice attached hereto as
Exhibit 99.3 on its website, announcing the determination by Aventis of the cash
compensation   to  be  offered  by  Aventis  in  connection  with  its  intended
squeeze-out  of the  minority  shareholders  of  Hoechst  AG.  Exhibit  99.3  is
incorporated herein by reference.
                                  
                                  EXHIBIT LIST

Exhibit No.                       Description
-----------                       -----------
Exhibit 99.1    Press Release, dated November 4, 2004, issued by Sanofi-Aventis
                relating to the terms of its mandatory offer for the shares of 
                Hoechst AG.

Exhibit 99.2    Notice, dated November 4, 2004, announcing number of Hoechst
                shares tendered into mandatory offer by Sanofi-Aventis to the 
                shareholders of Hoechst AG, as of November 4, 2004 at 18:00 
                hours (CET).

Exhibit 99.3    Notice, dated November 5, 2004, announcing the determination by
                Aventis of the cash compensation to be offered by Aventis in
                connection with its intended squeeze-out of the minority 
                shareholders of Hoechst AG.





                                   SIGNATURES

     Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned, thereunto duly authorized.


Dated: November 5, 2004                     SANOFI-AVENTIS


                                            By:    /s/ Jean-Claude Leroy
                                               ---------------------------------
                                               Name:   Jean-Claude Leroy
                                               Title:  Senior Vice President &
                                                       Chief Financial Officer





                                  EXHIBIT INDEX

Exhibit No.                        Description
-----------                        -----------
Exhibit 99.1    Press Release, dated November 4, 2004, issued by Sanofi-Aventis
                relating to the terms of its mandatory offer for the shares of
                Hoechst AG.

Exhibit 99.2    Notice, dated November 4, 2004, announcing number of Hoechst
                shares tendered into mandatory offer by Sanofi-Aventis to the 
                shareholders of Hoechst AG, as of November 4, 2004 at 18:00 
                hours (CET).

Exhibit 99.3    Notice, dated November 5, 2004, announcing the determination by
                Aventis of the cash compensation to be offered by Aventis in
                connection with its intended squeeze-out of the minority 
                shareholders of Hoechst AG.