Publication of the 2008 Annual Report

BioAlliance Pharma SA (Euronext Paris: BIO), the specialty
pharmaceutical company focused on the treatment of opportunistic infections in cancer and
AIDS, today announced that its 2008 Annual Report, in its capacity as Reference Document,
was registered with the French Market Authorities on Tuesday, April 7, 2009. It is available
free of charge to the public upon request as per current legal regulations at BioAlliance
Pharma’s headquarters – 49 Boulevard du Général Martial Valin, 75015 Paris – and may be
consulted at the http://www.onxeo.com website (under Investors / Publications).
The Reference Document comprises the annual financial report, the report by the Chairman
of the Supervisory Board on the Board’s activities and on internal controls, the reports from
the Auditors and their fees, and the annual information document.

090408EN_Reference Document