Addex Pharmaceuticals First Half 2011 Financial Results

Addex Pharmaceuticals First Half Financial Results on July 27

Addex Announces Corporate Reorganization and Restructuring Initiative to Strengthen Its Leadership Position in Allosteric Modulation-Based Drug Discovery and Development Focus on Core R&D Programs

Addex Pharmaceuticals CEO Steps Down

Addex Shareholders Appoint Hoyoung Huh and Oleg Nodelman to Board, Approve All Board Proposals at Annual General Meeting

Addex Initiates Phase IIa Clinical Trial of Dipraglurant-IR in Parkinson’s Disease Levodopa-Induced Dyskinesia (PD-LID)

Addex Partner Starting Clinical Schizophrenia Trial

Addex Converts Mandatory Convertible Notes and Issues Ordinary Shares

Addex Board Proposes Hoyoung Huh and Oleg Nodelman for Election to the Board of Directors

Addex Pharmaceuticals 2010 Financial Results