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Neuromuscular Blocker

Botox for Trigeminal Neuralgia

Phase 4
Recruiting
Led By Meredith Barad, MD
Research Sponsored by Stanford University
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Inadequate response to medication - at least 2 trials
Have failed/not a candidate/do not want surgery
Must not have
Secondary or Idiopathic TN, or Painful Trigeminal Neuropathy as defined by the ICHD (13.1.1.2, 13.1.1.3, 13.1.2)
Neuromuscular disease
Timeline
Screening 3 weeks
Treatment Varies
Follow Up compare data from week -1(7 days prior to starting study) and week 4(7 days during the 4th week after treatment)
Awards & highlights
Drug Has Already Been Approved
Pivotal Trial

Summary

This trial is comparing the effectiveness of Onabotulinumtoxin A to a saline placebo for treating Trigeminal Neuralgia.

Who is the study for?
This trial is for individuals with Trigeminal Neuralgia, a condition causing facial pain. Specific eligibility criteria are not provided, but typically participants must meet certain health standards and not have conditions that could interfere with the study.
What is being tested?
The trial is testing OnabotulinumtoxinA (Botox) against a saline solution (placebo). Participants will be randomly assigned to receive either Botox or placebo in a controlled setting to compare effectiveness.
What are the potential side effects?
While specific side effects are not listed here, common ones associated with Botox may include injection site pain or swelling, headache, flu-like symptoms, and in rare cases more serious effects like muscle weakness.

Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below
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I have tried at least 2 medications without success.
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I cannot or do not wish to undergo surgery for my condition.
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I experience more than 10 attacks per week.
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I have been diagnosed with Classical Trigeminal Neuralgia.

Exclusion Criteria

You may be eligible for the trial if you check “No” for criteria below:
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I have been diagnosed with a specific type of facial pain.
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I have a neuromuscular disease.
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I am currently taking aminoglycoside antibiotics.

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~compare data from week -1(7 days prior to starting study) and week 4(7 days during the 4th week after treatment)
This trial's timeline: 3 weeks for screening, Varies for treatment, and compare data from week -1(7 days prior to starting study) and week 4(7 days during the 4th week after treatment) for reporting.

Treatment Details

Study Objectives

Study objectives can provide a clearer picture of what you can expect from a treatment.
Primary study objectives
Change in Number of TN Attacks per week
Secondary study objectives
Change In Acute Medication Use
Change In Baseline Pain Average using the numerical rating scale (NRS)
Change In Patient Global Impression of Change
+2 more

Awards & Highlights

Drug Has Already Been Approved
The FDA has already approved this drug, and is just seeking more data.
Pivotal Trial
The final step before approval, pivotal trials feature drugs that have already shown basic safety & efficacy.

Trial Design

2Treatment groups
Experimental Treatment
Placebo Group
Group I: OnabotulinumtoxinAExperimental Treatment1 Intervention
Intradermal injections will be placed in the affected trigeminal territories according to a specific facial map that we have developed.
Group II: SalinePlacebo Group1 Intervention
The same procedure will be followed as above, but saline will be injected instead of onabotA

Find a Location

Who is running the clinical trial?

Stanford UniversityLead Sponsor
2,469 Previous Clinical Trials
17,501,727 Total Patients Enrolled
3 Trials studying Trigeminal Neuralgia
99 Patients Enrolled for Trigeminal Neuralgia
Meredith Barad, MDPrincipal InvestigatorStanford University
~5 spots leftby Feb 2025