Banzel Tablet: Uses, Dosage, Side Effects, Precautions and Alternates

Quick overview

Banzel Tablet (rufinamide) is a prescription antiepileptic drug used alongside other medicines to help control seizures associated with Lennox-Gastaut syndrome in adults and children 1 year and older. It works by acting on sodium channels in brain cells to help reduce the number of seizures. Common side effects include headache, dizziness, and fatigue, while serious risks include mood changes and allergic reactions. It should be taken exactly as prescribed and not stopped suddenly.

What is Banzel Tablet

Banzel is a brand-name prescription medicine used to help control seizures. It is approved for people with Lennox-Gastaut syndrome (LGS), a form of epilepsy that usually starts in childhood and causes repeated seizures along with learning problems. Its generic name is rufinamide, and it belongs to the antiepileptic drug (AED) / anticonvulsant class.

Banzel Tablet uses

• Treats seizures linked to Lennox-Gastaut syndrome (LGS) in adults and children 1 year and older, used together with other seizure medicines
• Sometimes used off-label for partial (focal) seizures not related to LGS, though it is not approved for this use

Benefits of Banzel Tablet

• Helps control seizures associated with Lennox–Gastaut syndrome
• May reduce seizure frequency
• May help improve seizure control alongside other medicines
• May reduce disruptions to daily activities caused by seizures
• Supports ongoing epilepsy management

How Banzel Tablet works

Banzel is believed to work by acting on sodium channels in brain cells, which brain cells use to send electrical signals. The medicine slows these channels down, which may stop the brain from sending signals too quickly during a seizure, helping to lower the number of seizures.

Banzel Tablet dosage

Take Banzel by mouth with food. Tablets can be swallowed whole, cut in half, or crushed if you have trouble swallowing them. The liquid form should be shaken well before each use and measured with the adapter and dosing syringe provided, not a household spoon. It is usually taken twice a day, once in the morning and once in the evening, spaced evenly apart.

If you miss a dose, contact your doctor or pharmacist for advice; some guidance suggests taking it as soon as you remember unless it is almost time for the next dose, but never double up to make up for a missed dose. Do not stop taking this medicine suddenly without talking to your doctor, since stopping abruptly can increase the risk of seizures or a dangerous prolonged seizure.

Available forms and strengths

• 400 mg film-coated tablets
• 40 mg/mL oral suspension (liquid)

Side effects of Banzel Tablet

Common

• Headache
• Dizziness
• Fatigue (low energy)
• Drowsiness/sleepiness
• Nausea
• Vomiting

Serious

• Depression or other mood changes, including feeling sad, hopeless, or anxious
• Suicidal thoughts or behaviors
• Status epilepticus (seizures lasting at least 5 minutes) — a medical emergency
• Leukopenia (low white blood cell count), which can cause fever, chills, or infections that won't go away
• Severe allergic reaction, including swelling of the face, lips, tongue, or throat, and trouble breathing
• DRESS reaction (a severe allergic reaction with rash, fever, and organ swelling)
• Convulsions (a type of seizure)
• Problems with balance, coordination, or walking
• Heart rhythm changes (QT shortening), especially risky in people with familial short QT syndrome

Warnings and precautions

• Banzel is not safe for people with familial short QT syndrome, a genetic heart rhythm condition, because it can shorten heart rhythm intervals further and increase risk of sudden death or irregular heartbeat.
• Like other seizure medicines, Banzel can increase the risk of suicidal thoughts or actions. Watch for new or worsening depression, anxiety, or unusual mood or behavior changes.
• Banzel can cause a rare but serious multi-organ allergic reaction (sometimes called DRESS) with rash, fever, and swelling that can be life-threatening. All patients who develop a rash should be watched closely.
• Stopping Banzel suddenly can cause seizures to return or worsen, including a dangerous prolonged seizure called status epilepticus. The dose should be lowered gradually under a doctor's guidance.
• Banzel can reduce white blood cell counts (leukopenia), which may increase the risk of infections.
• Banzel may make hormonal birth control (pills, patches, rings, injections) less effective. A non-hormonal backup method should be used.
• It is not known if Banzel is safe during pregnancy. Animal studies showed harm to the fetus, though this doesn't always predict effects in humans. Talk to your doctor before taking Banzel if you are pregnant or planning to become pregnant.
• It is not known if Banzel passes into breast milk or what effect it might have on a breastfed baby. Talk to your doctor before breastfeeding while taking this medicine.
• Banzel has been studied in people with severe kidney impairment and was found to work similarly to those with normal kidney function, but your doctor may need to adjust your dose if you are on dialysis.
• Banzel has not been well studied in people with liver problems and is not recommended for those with severe liver impairment. Caution is needed in people with mild to moderate liver problems.
• Avoid drinking alcohol while taking Banzel, especially when you first start, since it can make sleepiness and dizziness worse.
• Do not drive or operate machinery until you know how Banzel affects you, since it can cause sleepiness, dizziness, and slowed thinking or coordination.

Storage

• Store tablets and oral suspension at room temperature (77°F/25°C); short-term exposure between 59°F and 86°F (15°C to 30°C) is allowed, such as during travel
• Keep in a tightly sealed container away from light and moisture
• Avoid storing tablets in damp places such as bathrooms
• Keep the oral suspension bottle standing upright
• Use the oral suspension within 90 days of first opening the bottle, then discard any remainder
• Keep out of the reach of children
• Dispose of unused medicine safely; ask a pharmacist for guidance on how to do this

When to see a doctor

• Get emergency help right away if you have signs of a severe allergic reaction, such as swelling of the face, lips, tongue, or throat, trouble breathing, or a widespread rash with fever.
• Call your doctor right away if you have thoughts of suicide, new or worsening depression, anxiety, agitation, or unusual changes in mood or behavior.
• Seek medical care immediately if your seizures become more frequent or worse, or if you have a seizure lasting 5 minutes or longer, which can be a medical emergency.
• Call your doctor if you notice signs of low white blood cells, such as fever, chills, sore throat, or infections that won't go away.
• If you think you've taken too much Banzel, contact your doctor or a poison control center right away, or seek emergency care if symptoms are severe.

Alternatives

• Topiramate
• Lamotrigine
• Clobazam