Efficacy of Facial Botulinum Toxin A Injections in Alleviating Neuropsychiatric Symptoms in Parkinson's Disease Patients: An Open-Label, Nonrandomized Controlled Trial.

ABSTRACT:

Background and purpose

Parkinson's disease (PD), a prevalent neurodegenerative disorder characterized by motor impairments, frequently accompanied by neuropsychiatric symptoms that significantly impair daily functioning and quality of life. The present study aimed to assess the efficacy of botulinum toxin A (BTX-A) in alleviating neuropsychiatric symptoms among PD patients.

Methods

This is an open-label, nonrandomized controlled trial. The subscales of the Cornell Medical Index, including somatization, anxiety, depression, maladjustment, sensitivity, anger, and tension, were used to evaluate neuropsychiatric symptoms. The study compared neuropsychiatric health status among 97 PD patients with neuropsychiatric symptoms, divided into two groups: BTX-A (n = 58) and citalopram h

SUBMITTER: Li H 

PROVIDER: S-EPMC12417628 | biostudies-literature | 2025 Sep

REPOSITORIES: biostudies-literature