NEW YORK (Reuters Health) - Nearly every prescription written to treat Parkinson's psychosis -- a common psychiatric side effect of Parkinson's disease -- is for medications that have not been shown ...

Clinical diagnosis of Parkinson's disease (PD) could be performed in the presence of motor symptoms such as resting tremor, rigidity, akinesia, bradykinesia and postural instability. Nonmotor symptoms ...

Two recent studies indicate that Nuplazid (pimavanserin) is safe and tolerated well in older or frail adults who experience psychosis linked to Parkinson’s disease. The drug is the only one currently ...

Medical management of PDP attempts to decrease psychotic symptoms without impeding motor symptom control. The first step in treatment involves reducing the dose of antiparkinson drugs, starting with ...

(AP) Shares of Acadia Pharmaceuticals Inc. more than doubled to their highest price in more than three years Tuesday after the company said its drug pimavanserin reduced psychosis in patients with ...

PDP is a clinical diagnosis; no laboratory test or imaging method can definitively diagnose PDP or its symptoms. 1 Diagnostic criteria, described by the National Institute of Neurological Disorders ...