Addex Therapeutics Ltd (SIX: ADXN, Nasdaq: ADXN), a clinical-stage pharmaceutical company pioneering allosteric modulation-based drug discovery and development, announced today that it has terminated the Phase 2b/3 study evaluating dipraglurant as a potential treatment for dyskinesia associated with Parkinson’s disease (PD-LID) due to the slow recruitment of patients. This has been attributed to the consequences of COVID-19 related patient concerns about participation in clinical studies as well as staffing shortages and turnover within study sites. “We took this...