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| Name | Class |
|---|---|
| Seoul National University Boramae Hospital | OTHER |
| Samsung Medical Center | OTHER |
| Seoul National University Bundang Hospital | OTHER |
| Hanyang University |
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A double-blinded randomized placebo-controlled trial of intravenous amantadine on gait freezing refractory to oral anti-parkinsonian medications in patients with Parkinson's disease.
Intravenous amantadine is known to be effective for parkinsonian motor symptoms abruptly aggravated and for disabling motor symptoms from severe motor fluctuation and dyskinesia in patients with Parkinson's disease. The study investigators experienced several open label cases who were benefit from intravenous amantadine in their parkinsonian motor symptoms and freezing of gait as well. In addition, there is a pilot open label trial in parkinsonian patients with refractory freezing of gait which showed marked benefit in patients with Parkinson's disease, but not in patients with parkinson-plus syndromes.
This study was aimed to evaluate the efficacy of intravenous amantadine in both levodopa-unresponsive freezing of gait and disabling off state freezing of gait in patients with Parkinson's disease.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| amantadine | Active Comparator | administration of intravenous amantadine sulfate 200mg/500ml/bottle 1 bottle infusion over 3 hours, twice a day for consecutive 5 days |
|
| placebo | Placebo Comparator | administration of 0.9% sodium chloride 500ml/bottle 1 bottle infusion over 3 hours twice a day for consecutive 5 days |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| amantadine sulfate | Drug | infusion of amantadine sulfate 100mg/500ml/bottle over 3 hours twice a day |
|
| Measure | Description | Time Frame |
|---|---|---|
| changes in scores on Freezing of Gait Questionnaire | after completion of 5-day schedule of IV amantadine treatment compared with baseline status |
| Measure | Description | Time Frame |
|---|---|---|
| changes in scores on Freezing of Gait Questionnaire | after 4-weeks of follow-up compared with baseline status | |
| changes of scores on the Unified Parkinson's disease Rating Scale Part III | after completion of IV amantadine treatment compared with baseline status |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Jinwhan Cho, M.D.,Ph.D. | Department of Neurology, Samsung Medical Center | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Seoul National University Bundang Hospital | Seongnam | South Korea | ||||
| Hanyang University Medical Center |
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| ID | Term |
|---|---|
| D010300 | Parkinson Disease |
| ID | Term |
|---|---|
| D020734 | Parkinsonian Disorders |
| D001480 | Basal Ganglia Diseases |
| D001927 | Brain Diseases |
| D002493 | Central Nervous System Diseases |
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| ID | Term |
|---|---|
| D000547 | Amantadine |
| D012965 | Sodium Chloride |
| D000077330 | Saline Solution |
| ID | Term |
|---|---|
| D000218 | Adamantane |
| D001952 | Bridged-Ring Compounds |
| D006844 | Hydrocarbons, Cyclic |
| D006838 | Hydrocarbons |
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| OTHER |
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| 0.9% sodium chloride | Drug | infusion of normal saline 500ml/bottle over 3 hours twice a day |
|
|
| changes of scores on the Unified Parkinson Disease Rating Scale Part III | after 4- weeks of follow-up compared with baseline status |
| Seoul |
| South Korea |
| Samsung Medical Center | Seoul | South Korea |
| Seoul National University Boramae Hospital | Seoul | South Korea |
| D009422 | Nervous System Diseases |
| D009069 | Movement Disorders |
| D000080874 | Synucleinopathies |
| D019636 | Neurodegenerative Diseases |
| D009930 |
| Organic Chemicals |
| D002712 | Chlorides |
| D006851 | Hydrochloric Acid |
| D017606 | Chlorine Compounds |
| D007287 | Inorganic Chemicals |
| D017670 | Sodium Compounds |
| D000077324 | Crystalloid Solutions |
| D007552 | Isotonic Solutions |
| D012996 | Solutions |
| D004364 | Pharmaceutical Preparations |