Efficacy and Safety of Lingzhi in Patients With Early Parkinson's Disease
A Randomized, Double-Blind, Placebo-Controlled, Dose-Finding Study to Assess the Efficacy and Safety of Lingzhi in Patients With Early Parkinson's Disease Receiving Stable L-dopa/DCI
1 other identifier
interventional
360
1 country
1
Brief Summary
The purpose of this study is to determine whether Lingzhi (Ganoderma), a widely used traditional Chinese Medicine is effective and safe in the treatment of Parkinson's disease when combined use with L-dopa.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_2
Started Sep 2005
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
September 1, 2005
CompletedFirst Submitted
Initial submission to the registry
September 20, 2005
CompletedFirst Posted
Study publicly available on registry
September 22, 2005
CompletedStudy Completion
Last participant's last visit for all outcomes
February 1, 2008
CompletedAugust 16, 2011
August 1, 2011
September 20, 2005
August 15, 2011
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
Motor Function
Secondary Outcomes (3)
Cognition
Mood
Quality of Daily Life
Interventions
Eligibility Criteria
You may qualify if:
- willing and able to give informed consent
- age 30 years or older at time of diagnosis of Parkinson's disease
- have idiopathic Parkinson's disease, defined as:
- having at least 2 of the following 4 signs: resting tremor, bradykinesia, rigidity, or postural reflex impairment, at least one of which must be resting tremor or bradykinesia
- no secondary or atypical parkinsonism
- asymmetric features (current signs or history of asymmetric onset)
- response to L-dopa, by patient self-report
- Parkinson's disease duration of no more than 5 years
- receiving stable therapy of L-dopa/DCI for at least 3 months; acceptable dose range: 250 mg - 1000 mg L-dopa/DCI daily
- Hoehn and Yahr stage \< 4 on stable L-dopa/DCI treatment
You may not qualify if:
- have atypical parkinsonism due to drugs, metabolic disorders, encephalitis, or other neurodegenerative diseases
- have any other known medical or psychiatric condition that may compromise their participation in the study
- have taken another investigational drug within 90 days of baseline
- have a change in dosage of any other antiparkinsonian drug (eg, pramipexole, ropinirole, pergolide, bromocriptine, methylphenidate, anticholinergics, or amantadine) during the study or within 90 days prior to baseline
- have received treatment with dopamine blocking agents (including neuroleptic agents, antiemetic agents), dopamine-depleting agents (including reserpine or tetrabenazine) within 90 days prior to baseline
- do not consent to participate
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
Xuanwu Hospital
Beijing, China
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
Piu Chan, MD, PhD
Xuanwu Hospital, Beijing
Study Design
- Study Type
- interventional
- Phase
- phase 2
- Allocation
- RANDOMIZED
- Masking
- DOUBLE
- Purpose
- TREATMENT
- Intervention Model
- CROSSOVER
- Sponsor Type
- OTHER
Study Record Dates
First Submitted
September 20, 2005
First Posted
September 22, 2005
Study Start
September 1, 2005
Study Completion
February 1, 2008
Last Updated
August 16, 2011
Record last verified: 2011-08