Botulism Clinical Trial
Official title:
A Proof of Concept Study of the Effect of Amifampridine (Firdapse®) on Neuromuscular Transmission in Patients Treated With OnabotulinumtoxinA (Botox®, BTX-A)
if amifampridine can improve neuromuscular transmission in muscles previously injected with OnabotulinumtoxinA (BTX-A)
Status | Recruiting |
Enrollment | 20 |
Est. completion date | June 2024 |
Est. primary completion date | June 2024 |
Accepts healthy volunteers | No |
Gender | All |
Age group | 18 Years to 80 Years |
Eligibility | Inclusion Criteria: - Age: 18-80 years of either gender and of any racial background - Underwent BTX-A injection of facial muscles including frontalis with a total dose between 100-200 units between 80 and 150 days prior to study - Have decision-making capacity to provide informed consent to study drug dosing and Single Fiber Electromyography (SFEMG) Exclusion Criteria: - History of cardiac arrhythmia - History of seizures or uncontrolled asthma - History of renal or hepatic disease - History of any generalized neuromuscular disease - History of Bell's Palsy or facial nerve trauma - History of treatment with or sensitivity to amifampridine, 3,4 diaminopyridine (DAP) or 4-aminopyridine (Ampyra®) - Currently experiencing sequelae of previous BTX-A treatment - Current use of pyridostigmine (known to alter neuromuscular transmission) - Use of any investigational drug or device within 30 days of enrollment |
Country | Name | City | State |
---|---|---|---|
United States | Wake Forest University Health Sciences | Winston-Salem | North Carolina |
Lead Sponsor | Collaborator |
---|---|
Wake Forest University Health Sciences |
United States,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | Percentage of abnormal pairs | Wilcoxon's test for paired data will be used to analyze baseline and post-treatment percent abnormal pairs | Hour 3 | |
Primary | Percentage of Jitter | Wilcoxon's test for paired data will be used to analyze baseline and post-treatment mean jitter | Hour 3 | |
Primary | Percentage of pairs that show blocking | Wilcoxon's test for paired data will be used to analyze baseline and post-treatment percent blocking | Hour 3 |
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