News

Carbidopa, a medicine approved for the treatment of Parkinson’s disease, also has shown anti-cancer effects in lab-grown human cells and mice, according to the results of a new study. The findings help explain why cancer incidence usually is lower in Parkinson’s patients — with the exception of skin cancer — and…

Acadia Pharmaceuticals is starting a new Phase 3 clinical trial testing the efficacy of pimavanserin to treat the hallucinations and delusions associated with dementia-related psychosis in a broad array of patients with Parkinson’s, Alzheimer’s, and many other dementias. Pimavanserin, under the brand name Nuplazid, was approved by the U.S. Food and…

The abnormal alpha-synuclein characteristic of Parkinson’s disease interacts with the prion protein PrP, initiating a series of events that culminate in neuronal degeneration and cognitive impairment, a European study found. But a drug from the caffeine family prevented this interaction, reversing degeneration and Parkinson’s symptoms in mice. The study, “…

Researchers reported a significant relationship between sleep disturbances in Parkinson’s disease (PD) patients and their disease-related disability, including tremors, impaired posture, and slowed movement. Also, excessive daytime sleepiness and REM sleep behavior disorder were more common in PD patients than control subjects. The study, “…