Movement disorders

No melatonin benefit for PD patients with REM-sleep behaviour disorder

Results from a small Australian trial have challenged the belief that melatonin is effective against REM‐sleep behaviour disorder (RBD) symptoms in people with Parkinson’s disease. The findings will come as a setback for management of the condition that causes a loss of muscle atonia during REM sleep, leading to dream enactment behaviours that are frequently ...

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