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, “…

Poor adherence to antidepressants is correlated with an increase in all-cause mortality in patients with Parkinson’s disease (PD), a new study suggests. Based on the findings, the study’s authors recommend that neurologists, psychiatrists, and primary-care physicians prioritize the use of, and adherence to, antidepressants as indicated. The study, “…