Addex Therapeutics Ltd, a biopharmaceutical firm in a developmental phase, operates out of Switzerland, focusing on the discovery, advancement, and commercialization of small-molecule drugs targeting central nervous system (CNS) disorders. Their core strategy involves identifying oral small-molecule allosteric modulators for G-protein coupled receptors. The company's key programs include Dipraglurant, an investigational treatment for Parkinson's disease levodopa-induced dyskinesia and dystonia; ADX71149, which is being developed for epilepsy and other unspecified CNS conditions; and GABAB PAM, a compound aimed at treating addiction.