Efficacy and safety of 5-hydroxytryptophan on depression and apathy in Parkinson's disease: a preliminary finding.

Mario MeloniM PulighedduM CartaA CannasM FigorilliG Defazio

Published in: European journal of neurology (2020)

This study provides preliminary evidence of clinical benefit of 5-HTP for treating depressive symptoms in PD. Larger studies with a longer treatment duration are needed to corroborate these early findings.

Keyphrases

depressive symptoms
sleep quality
social support
case control
smoking cessation