Lamotriginedrug info
lamotrigine 5 MG Tablet for Oral Suspension
What it is used for
Lamotrigine is indicated for: Epilepsy - adjunctive therapy in patients aged 2 years and older: · partial-onset seizures. · primary generalized tonic-clonic (PGTC) seizures. · generalized seizures of Lennox-Gastaut syndrome. Epilepsy - monotherapy in patients aged 16 years and older: Conversion to monotherapy in patients with partial-onset seizures who are receiving treatment with carbamazepine, phenytoin, phenobarbital, primidone, or valproate as the single antiepileptic drug.
Bipolar disorder: Maintenance treatment of bipolar I disorder to delay the time to occurrence of mood episodes in patients treated for acute mood episodes with standard therapy.
Limitations of Use: Treatment of acute manic or mixed episodes is not recommended. Effectiveness of lamotrigine in the acute treatment of mood episodes has not been established.
1.1 Epilepsy
Adjunctive Therapy Lamotrigine is indicated as adjunctive therapy for the following seizure types in patients aged 2 years and older: partial-onset seizures. primary generalized tonic-clonic (PGTC) seizures. generalized seizures of Lennox-Gastaut syndrome. Monotherapy Lamotrigine is indicated for conversion to monotherapy in adults (aged 16 years and older) with partial-onset seizures who are receiving treatment with carbamazepine, phenytoin, phenobarbital, primidone, or valproate as the single antiepileptic drug (AED). Safety and effectiveness of lamotrigine have not been established as initial monotherapy; for conversion to monotherapy from AEDs other than carbamazepine, phenytoin, phenobarbital, primidone, or valproate; or for simultaneous conversion to monotherapy from 2 or more concomitant AEDs.
1.2 Bipolar
Disorder Lamotrigine is indicated for the maintenance treatment of bipolar I disorder to delay the time to occurrence of mood episodes (depression, mania, hypomania, mixed episodes) in patients treated for acute mood episodes with standard therapy. Limitations of Use Treatment of acute manic or mixed episodes is not recommended. Effectiveness of lamotrigine in the acute treatment of mood episodes has not been established.
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective February 26, 2026. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
Description
Lamotrigine tablets for oral suspension, USP an AED of the phenyltriazine class, is chemically unrelated to existing AEDs. Lamotrigine’s chemical name is 3,5-diamino-6-(2,3-dichlorophenyl)- as -triazine, its molecular formula is C 9 H 7 N 5 Cl 2, and its molecular weight is 256.09. Lamotrigine is a white to pale cream-colored powder and has a pK a of 5.7. Lamotrigine is very slightly soluble in water (0.17 mg/mL at 25°C) and slightly soluble in 0.1 M HCl (4.1 mg/mL at 25°C).
The structural formula is: Lamotrigine tablets for oral suspension, USP are supplied for oral administration. The tablets contain 5 mg (white to off white), or 25 mg (white to off white) of lamotrigine and the following inactive ingredients: aspartame, black currant flavor, colloidal silicon dioxide, crospovidone, magnesium stearate, mannitol, microcrystalline cellulose, povidone K-30 and talc. Drug product complies with Organic Impurities procedure II. Structure
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective February 26, 2026. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
This page reproduces regulatory text for reference. It is not medical advice, and KenyRx is not a pharmacy or a prescriber. Talk to a doctor or pharmacist about whether a medicine is right for you.
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