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

                            REPORT OF FOREIGN ISSUER

                      Pursuant to Rule 13a-16 or 15d-16 of
                       the Securities Exchange Act of 1934

                          For the month of August 2008

                          Commission File No. 000-30752

                              AETERNA ZENTARIS INC.

                        1405, boul. du Parc-Technologique
                                 Quebec, Quebec
                                 Canada, G1P 4P5
                    (Address of principal executive offices)

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

                              Form 20-F /X/ Form 40-F / /
                                        ---           ---

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



                                 DOCUMENTS INDEX

DOCUMENTS DESCRIPTION

1.   Press Release dated July 31, 2008: AEterna Zentaris to Present at Upcoming
     BMO Capital Markets 2008 Focus on Healthcare Conference and 28th Annual
     Canaccord Adams Global Growth Conference



                                                         [AETERNA ZENTARIS LOGO]

AETERNA ZENTARIS INC. 1405 du Parc-Technologique Blvd.
Quebec (Quebec) Canada G1P 4P5 T 418 652-8525 F 418 652-0881
www.aezsinc.com

                                                           PRESS RELEASE
                                                           For immediate release

AETERNA ZENTARIS TO PRESENT AT UPCOMING BMO CAPITAL
MARKETS 2008 FOCUS ON HEALTHCARE CONFERENCE AND 28TH
ANNUAL CANACCORD ADAMS GLOBAL GROWTH CONFERENCE

QUEBEC CITY, CANADA, JULY 31, 2008 - AEterna Zentaris Inc. (NASDAQ: AEZS, TSX:
AEZ), a global biopharmaceutical company focused on endocrine therapy and
oncology, today announced that its Senior Vice President and Chief Medical
Officer, Paul Blake, M.D., will present a company overview at the upcoming BMO
Capital Markets 2008 Focus on Healthcare Conference on Tuesday, August 5, 2008
at 1:45 pm (eastern time), in Room 3 of the Millennium Broadway Hotel in New
York City.

Furthermore, Professor, Jurgen Engel, Ph.D., Executive Vice President and Chief
Scientific Officer at AEterna Zentaris will also present a company overview at
the 28th Annual Canaccord Adams Global Growth Conference on Wednesday, August
13, 2008 at 10:00 am (Eastern Time) in the London room of the Intercontinental
Hotel in Boston.

A live webcast of Professor Engel's presentation will be available on AEterna
Zentaris' website at www.aezsinc.com in the Investors section. A replay will
also be available for a period of 30 days on the Company's website.

ABOUT AETERNA ZENTARIS INC.

AEterna Zentaris Inc. is global biopharmaceutical company focused on endocrine
therapy and oncology with proven expertise in drug discovery, development and
commercialization. News releases and additional information are available at
www.aezsinc.com.

INVESTOR RELATIONS
Dennis Turpin, CA
Senior Vice President and Chief Financial Officer
(908) 626-5503
dturpin@aezsinc.com

MEDIA RELATIONS
Paul Burroughs
Director of Communications
(418) 652-8525 ext. 406
pburroughs@aezsinc.com

                                      -30-


                                    SIGNATURE

     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.


                             AETERNA ZENTARIS INC.


Date:  August 1, 2008        By:  /s/Dennis Turpin
---------------------             -------------------------------------------
                                  Dennis Turpin
                                  Senior Vice President, Chief Financial Officer