This study was designed to evaluate the symptomatic effects or potential disease progression slowing down effect of a kind of Traditional Chinese Medicinal Mixture in Parkinson's disease (PD) patients. The treatment phase includes 12 months period of Traditional Chinese Medicinal Mixture per day or placebo and 1 month wash-out period without herbal medicine and placebo.
The design of the study was a prospective, randomized, multicenter, double-blind placebo-controlled protocol. The intervention includes Traditional Chinese Medicinal Mixture tid or matched placebo.
Participating study centers include Neurological University Outpatient Clinics and Neurological Departments of Community-based Hospitals experienced with PD patients.
The primary outcome measure was the combined Unified Parkinson's Disease Rating Scale (UPDRS).
The hypothesis of this study was that Traditional Chinese Medicinal Mixture improves the overall wellbeing of PD patients and thus may leads to an improvement of parkinsonian symptoms in PD patients.
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Exclusion Criteria:
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Beijing, Beijing Municipality 100053, China
Shanghai, Shanghai Municipality 200025, China
Shanghai, Shanghai Municipality 200032, China
Shanghai, Shanghai Municipality 200127, China
Shanghai, Shanghai Municipality 200233, China
Shanghai, Shanghai Municipality 200437, China
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