Dipraglurant (ADX48621) for the Treatment of Patients With Parkinson's Disease Receiving Levodopa-based Therapy

Exclusion Criteria

• •Prior surgical treatment for Parkinson's Disease (e.g., deep brain stimulation).
• •Other neurological disease (including psychiatric disease and/or cognitive impairment) that, in the opinion of the investigator, would affect the patient's ability to complete study assessments.
• •Other significant medical condition that may affect the safety of the patient or preclude adequate participation in the study.
• •Pregnant or breast-feeding. Female patients who are of child-bearing potential must be using adequate contraceptive methods (e.g. oral contraceptive, double-barrier method, intra-uterine device, intra-muscular hormonal contraceptive), and have a negative pregnancy test at Screening.