Description
Mazetol SR 400 Tablet is a prescription medication containing Carbamazepine 400 mg in a sustained-release (SR) formulation. Manufactured by Abbott, this high-dose SR tablet is designed to provide controlled and prolonged therapeutic effects, ensuring consistent blood levels of Carbamazepine throughout the day. The sustained-release formulation helps reduce fluctuations in drug concentration, providing effective seizure control, neuropathic pain relief, and mood stabilization while minimizing the risk of side effects associated with immediate-release formulations.
Carbamazepine, the active ingredient, is a dibenzazepine-class anticonvulsant that works by blocking voltage-gated sodium channels in hyperactive neurons. By preventing abnormal electrical discharges in the brain, Carbamazepine helps control seizures, reduces nerve pain, and supports mood stabilization in patients with bipolar disorder or other psychiatric conditions.
Therapeutic Uses:
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Epilepsy Management:
Mazetol SR 400 Tablet is used for:-
Generalized tonic-clonic seizures
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Complex partial (focal) seizures
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Mixed seizure types
The sustained-release technology ensures stable plasma levels, reducing the risk of breakthrough seizures and maintaining long-term seizure control.
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Neuropathic Pain Relief:
It is highly effective for trigeminal neuralgia, a condition characterized by sudden, severe facial pain. The SR formulation provides continuous pain relief, reducing the need for frequent dosing and improving patient adherence. -
Mood Stabilization:
In psychiatric practice, Mazetol SR 400 Tablet is prescribed for bipolar disorder to manage manic episodes and stabilize mood swings. Steady plasma levels achieved through the sustained-release mechanism contribute to long-term emotional and behavioral stability.
Mechanism of Action:
Carbamazepine stabilizes overactive neurons by inhibiting sodium ion influx, preventing repetitive firing and abnormal electrical activity in the brain. The sustained-release formulation allows gradual release of the drug, maintaining therapeutic levels over an extended period. This ensures effective seizure control, nerve pain management, and mood stabilization without frequent dosing.
Dosage & Administration:
Mazetol SR 400 Tablet should be taken exactly as prescribed by a healthcare professional. The tablet is intended for oral use, preferably with water after meals to reduce gastrointestinal discomfort. The sustained-release formulation is usually taken once or twice daily, depending on the patient’s condition and the doctor’s instructions. Long-term therapy may require regular monitoring of blood levels, liver function, and kidney function. Abrupt discontinuation is strongly discouraged, as it may precipitate seizures or relapse of mood symptoms.
Safety Information & Precautions:
Use Mazetol SR 400 Tablet only under strict medical supervision. Patients should inform their doctor if they have:
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Allergies to anticonvulsants or other medications
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Liver or kidney disease
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Blood disorders
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Heart conditions
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History of severe dermatological reactions
Common side effects include dizziness, drowsiness, nausea, vomiting, mild skin rash, or unsteady gait. Severe but rare side effects include:
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Severe allergic reactions or rashes (including Stevens-Johnson syndrome)
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Low blood cell counts or anemia
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Liver toxicity or jaundice
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Psychiatric symptoms such as confusion or depression
Patients should avoid alcohol and activities requiring alertness, such as driving or operating machinery, until they know how Mazetol SR 400 Tablet affects them.
Packaging:
Mazetol SR 400 Tablet is generally available in strips of 10 or 15 tablets, each delivering 400 mg of Carbamazepine in a sustained-release format. This high-dose SR tablet is ideal for patients requiring potent therapy while minimizing the number of daily doses.
Storage:
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Store the tablets in a cool, dry place below 25°C (77°F)
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Keep away from direct sunlight, moisture, and heat
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Keep out of reach of children
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Do not use after the expiration date mentioned on the packaging
Key Benefits:
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Provides stable blood levels with sustained-release technology
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Highly effective in controlling severe or frequent seizures
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Continuous relief from neuropathic pain, particularly trigeminal neuralgia
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Supports mood stabilization in patients with bipolar disorder
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Manufactured by Abbott, ensuring high-quality, reliable, and safe medication
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Convenient high-dose sustained-release formulation reduces pill burden
Conclusion:
Mazetol SR 400 Tablet is a potent, reliable, and convenient treatment for patients with epilepsy, neuropathic pain, and bipolar disorder who require long-lasting therapeutic effects. Its sustained-release technology ensures steady drug levels, minimizing breakthrough symptoms and improving adherence. When used as directed and under medical supervision, Mazetol SR 400 Tablet provides safe, effective, and long-term management of chronic neurological and psychiatric conditions.







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