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FDA approved Tegretol (carbamazepine) for Epilepsy and Trigeminal NeuralgiaFDA approved Tegretol to treat epilepsy and nerve pain

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Key Takeaway
Consider Tegretol for partial and generalized tonic-clonic seizures and trigeminal neuralgia, but not for absence seizures.

The FDA has approved Tegretol (carbamazepine) for use as an anticonvulsant drug in epilepsy and for the treatment of pain associated with true trigeminal neuralgia. For epilepsy, the drug is indicated for partial seizures with complex symptomatology (psychomotor, temporal lobe), generalized tonic-clonic seizures (grand mal), and mixed seizure patterns. Absence seizures (petit mal) do not appear to be controlled by Tegretol. For trigeminal neuralgia, beneficial results have also been reported in glossopharyngeal neuralgia. The approval was based on active drug-controlled studies that demonstrated efficacy in these seizure types. Clinicians should note that Tegretol is not a simple analgesic and should not be used for relief of trivial aches or pains. Dosing requires individualization, with a low initial daily dosage and gradual increase, and monitoring of blood levels is recommended to enhance efficacy and safety.

Clinical Details (Mechanism · Dosing · Trial Data · Warnings)
Mechanism of Action

Not reported in label.

Indication & Patient Population

Tegretol is indicated for use as an anticonvulsant drug in epilepsy, specifically for partial seizures with complex symptomatology (psychomotor, temporal lobe), generalized tonic-clonic seizures (grand mal), and mixed seizure patterns. It is also indicated for the treatment of pain associated with true trigeminal neuralgia. Absence seizures (petit mal) are not controlled by Tegretol.

Dosing & Administration

Dosage should be adjusted to the needs of the individual patient. A low initial daily dosage with gradual increase is advised. Medication should be taken with meals. For epilepsy in adults and children over 12 years: initial 200 mg twice a day (tablets or XR) or 1 teaspoon four times a day (suspension) (400 mg/day), increase weekly by up to 200 mg/day. Maintenance: 800-1200 mg daily. For children 6-12 years: initial 100 mg twice a day or ½ teaspoon four times a day (200 mg/day), increase weekly by up to 100 mg/day. Maintenance: 400-800 mg daily. For children under 6 years: initial 10-20 mg/kg/day, increase weekly. For trigeminal neuralgia: initial 100 mg twice a day or ½ teaspoon four times a day (200 mg/day), increase by up to 200 mg/day as needed. Maintenance: 400-800 mg daily. Do not exceed 1200 mg daily. Tegretol-XR tablets must be swallowed whole and never crushed or chewed. Tegretol suspension should not be administered simultaneously with other liquid medications or diluents.

Key Clinical Trial Data

Trial data not available in label.

Warnings & Contraindications

Not reported in label.

Place in Therapy

Tegretol is indicated for specific seizure types and trigeminal neuralgia. It should not be used for absence seizures. The drug is not a simple analgesic and should not be used for trivial aches or pains. Monitoring of blood levels is recommended to enhance efficacy and safety.

The FDA has approved Tegretol (carbamazepine) to treat epilepsy and a specific type of nerve pain called trigeminal neuralgia. For epilepsy, it is used for partial seizures, generalized tonic-clonic seizures (grand mal), and mixed seizure patterns. It does not control absence seizures (petit mal). For nerve pain, it can also help with glossopharyngeal neuralgia.

Tegretol is not a simple painkiller. It should not be used for minor aches or pains. The approval was based on studies that showed the drug works for these conditions. Doctors will start patients on a low dose and increase it slowly. Blood tests may be needed to check drug levels for safety and effectiveness.

This approval gives patients a new option for managing epilepsy and facial nerve pain. However, it is important to remember that every patient is different. Talk to your doctor about whether Tegretol is right for you. Your doctor can help you understand the benefits and risks based on your health history.

If you have questions about this drug, ask your healthcare provider. They can give you personalized advice and help you make informed decisions about your treatment.

What this means for you:
Tegretol is a new option for epilepsy and facial nerve pain, but it is not for everyday pain. Talk to your doctor.

Study Details

Study typeFda approval
PublishedMar 1968
View Original Abstract ↓
INDICATIONS AND USAGE Epilepsy Tegretol is indicated for use as an anticonvulsant drug. Evidence supporting efficacy of Tegretol as an anticonvulsant was derived from active drug-controlled studies that enrolled patients with the following seizure types: Partial seizures with complex symptomatology (psychomotor, temporal lobe). Patients with these seizures appear to show greater improvement than those with other types. Generalized tonic-clonic seizures (grand mal). Mixed seizure patterns which include the above, or other partial or generalized seizures. Absence seizures (petit mal) do not appear to be controlled by Tegretol (see PRECAUTIONS, General). Trigeminal Neuralgia Tegretol is indicated in the treatment of the pain associated with true trigeminal neuralgia. Beneficial results have also been reported in glossopharyngeal neuralgia. This drug is not a simple analgesic and should not be used for the relief of trivial aches or pains.
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