Can an IV Anti-Seizure drug calm the lightning bolts of trigeminal neuralgia?
NCT ID NCT06851910
First seen Sep 15, 2026 · Last updated Sep 16, 2026 · Updated 1 time
Summary
Trigeminal neuralgia causes sudden, severe facial pain that can send people to the emergency department. This observational study at a Spanish hospital follows 20 adults who receive intravenous lacosamide, an anti-seizure drug, as a rescue treatment for a pain flare. Researchers track pain scores before and after the infusion, along with any side effects, to see whether the drug eases pain and helps patients return to daily activities.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- lacosamide, an anti-seizure drug given intravenously
- What this could lead to
- If it helps, this could give emergency doctors another option for calming sudden, severe facial pain while standard treatments take effect.
- What could go wrong
- This is a small observational study of 20 people, so it cannot prove the drug works. It only tracks what happens when doctors already choose to prescribe it, and results may not apply to everyone with trigeminal neuralgia.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 20 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2025
- Expected to finish
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Dec 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Adult patients diagnosed with primary trigeminal neuralgia
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
All patients diagnosed with trigeminal neuralgia who present to the emergency department of Hospital de Bellvitge for an acute pain exacerbation and are prescribed intravenous lacosamide as symptomatic pain treatment, according to the treating physician's discretion, will be considered for inclusion. Inclusion Criteria: * Diagnosis of classical or idiopathic trigeminal neuralgia according to the criteria of the International Classification of Headache Disorders (ICHD-3). * Age over 18 years. * Signed informed consent. Exclusion Criteria: * Contraindication for treatment with lacosamide (previous hypersensitivity reaction, known atrioventricular block). * Mental or psychiatric illness that interferes with the ability to understand and sign the informed consent. * Language barrier. * Lack of cooperation.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Hospital de Bellvitge
RECRUITINGL'Hospitalet de Llobregat, Barcelona, 08907, Spain
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