Carbamazepine

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What is Carbamazepine?

Carbamazepine is an extended-release formulation of carbamazepine, an anticonvulsant and mood stabilizer used to treat epilepsy (including partial seizures, generalized tonic-clonic seizures, and mixed seizure patterns), bipolar disorder, and trigeminal neuralgia—a condition causing severe facial pain. It works by stabilizing hyperexcitable neuronal membranes through sodium channel blockade, reducing the abnormal electrical firing that causes seizures and the neuronal hypersensitivity behind trigeminal pain. Carbamazepine's extended-release beads allow twice-daily dosing with more stable blood levels than immediate-release formulations, improving tolerability and seizure control.

Sodium channel stabilization

Blocks voltage-gated sodium channels in a use-dependent manner, reducing the rapid repetitive neuronal firing that underlies seizure propagation and the trigeminal nerve hypersensitivity causing lancinating facial pain.

Extended-release stability

Carbamazepine's extended-release bead formulation provides smoother, more consistent carbamazepine blood levels than immediate-release tablets—reducing peak-related side effects like dizziness and diplopia while maintaining effective seizure and pain control.

Trigeminal neuralgia relief

One of the most effective and established treatments for trigeminal neuralgia, Carbamazepine dramatically reduces the frequency and severity of the sudden, electric shock-like facial pain that characterizes this condition.

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Your care doesn’t end after your visit. Message your care team anytime to discuss side effects, ask questions about your medication, or request a refill.

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