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.   Material Change Report dated August 15, 2008




                                 FORM 51-102F3

                            MATERIAL CHANGE REPORT

                             AETERNA ZENTARIS INC.


1.  NAME AND ADDRESS OF COMPANY

    AEterna Zentaris Inc. (the "Corporation")
    1405 du Parc-Technologique Blvd.
    Quebec City, Quebec  G1P 4P5

2.  DATE OF MATERIAL CHANGE

    August 12, 2008

3.  NEWS RELEASE

    On August 12, 2008, the Corporation issued a news release indicating the
    material change, which was disseminated in Canada on the CanadaNewsWire
    service. A copy of such news release is attached hereto as SCHEDULE A.

4.  SUMMARY OF MATERIAL CHANGE

    On August 12, 2008, the Corporation announced the appointment of
    Prof. Jurgen Engel, Ph.D. as its new President and CEO, effective as of
    September 1, 2008. Prof. Engel is currently Executive Vice President and
    Chief Scientific Officer of AEterna Zentaris. He succeeds Juergen Ernst,
    who had been acting as Interim President and CEO since April 2008.
    Mr. Ernst, current Chairman at AEterna Zentaris, will become Executive
    Chairman as of September 1, 2008.

5.  FULL DESCRIPTION OF MATERIAL CHANGE

    On August 12, 2008, the Corporation announced the appointment of
    Prof. Jurgen Engel, Ph.D. as its new President and CEO, effective as of
    September 1, 2008. Prof. Engel is currently Executive Vice President and
    Chief Scientific Officer of AEterna Zentaris. He succeeds Juergen Ernst,
    who had been acting as Interim President and CEO since April 2008.
    Mr. Ernst, current Chairman at AEterna Zentaris, will become Executive
    Chairman as of September 1, 2008.

6.  RELIANCE ON SUBSECTION 7.1(2) OR (3) OF NATIONAL INSTRUMENT 51-102

    Not applicable.



7.  OMITTED INFORMATION

    Not applicable.


8.  EXECUTIVE OFFICER

    Further information regarding the matters described in this report may be
    obtained from Dennis Turpin, Senior Vice President and Chief Financial
    Officer. Mr. Turpin is knowledgeable about the details of the material
    change and may be contacted at (908) 626-5503.

9.  DATE OF REPORT

    August 15, 2008.



                                  SCHEDULE A

                                 NEWS RELEASE
                              (AUGUST 12, 2008)

AETERNA ZENTARIS ANNOUNCES APPOINTMENT OF PROF. JURGEN ENGEL, PH.D. AS NEW
PRESIDENT AND CEO

    QUEBEC CITY, Aug. 12 /CNW Telbec/ - AEterna Zentaris Inc. (NASDAQ: AEZS,
TSX: AEZ), a global biopharmaceutical company focused on endocrinology and
oncology, announced today the appointment of Prof. Jurgen Engel, Ph.D. as its
new President and CEO, effective as of September 1, 2008. Prof. Engel is
currently Executive Vice President and Chief Scientific Officer of AEterna
Zentaris. He succeeds Juergen Ernst, who had been acting as Interim President
and CEO since April 2008. Mr. Ernst, current Chairman at AEterna Zentaris,
will become Executive Chairman as of September 1, 2008.
    "As a seasoned executive for many years at AEterna Zentaris, Prof. Engel
has gained a deep knowledge of the Company's activities at all levels. We feel
that his extensive expertise in drug development and commercialization as well
as in strategic partnerships, make him the ideal person to lead the Company,"
said Mr. Ernst.
    Prof. Engel added, "I am thrilled with this new challenge and will
continue to dedicate all efforts to the successful development of our deep
pipeline, especially the ongoing pivotal Phase 3 program in benign prostatic
hyperplasia with our lead compound, cetrorelix."
    Prof. Engel has been Chief Executive Officer of Zentaris AG since the
beginning of 2001. Before joining AEterna Zentaris in December 2002, he was in
charge of all R&D activities at ASTA Medica AG where he supervised more than
700 scientists and clinical professionals.
    Prof. Engel holds a doctorate degree in organic chemistry from the
Technical University of Braunschweig and an academic degree in pharmaceutical
science from the University of Regensburg where he is an adjunct full
professor at its School of Pharmacy. He is also Honorary Professor at the
Dresden Technical University. In 1995, he received the Galenus-von-Pergamon
prize for having developed alkylphospholipids as a new class of anti-tumor
agents. Prof. Engel is the author of more than 250 scientific articles,
several books and he applied for more than 100 patent applications.

    About AEterna Zentaris Inc.

    AEterna Zentaris Inc. is a 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.

    Forward-Looking Statements

    This press release contains forward-looking statements made pursuant to
the safe harbor provisions of the U.S. Securities Litigation Reform Act of
1995. Forward-looking statements involve known and unknown risks and
uncertainties, which could cause the Company's actual results to differ
materially from those in the forward-looking statements. Such risks and
uncertainties include, among others, the availability of funds and resources



to pursue R&D projects, the successful and timely completion of clinical
studies, the ability of the Company to take advantage of business
opportunities in the pharmaceutical industry, uncertainties related to the
regulatory process and general changes in economic conditions. Investors
should consult the Company's quarterly and annual filings with the Canadian
and U.S. securities commissions for additional information on risks and
uncertainties relating to the forward-looking statements. Investors are
cautioned not to rely on these forward-looking statements. The Company does
not undertake to update these forward-looking statements. We disclaim any
obligation to update any such factors or to publicly announce the result of
any revisions to any of the forward-looking statements contained herein to
reflect future results, events or developments except if we are requested by a
governmental authority or applicable law.


For further information: 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



                                  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 18, 2008                By: /s/Dennis Turpin
       ---------------                    ----------------------------
                                          Dennis Turpin
                                          Senior Vice President, Chief
                                            Financial Officer