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Lamotrigine

Pill images, imprints and guides

Lamotrigine comes in 194 pill versions in our database, in 9 strengths, from 38 manufacturers. Check the imprint to tell them apart.

What is Lamotrigine used for?

Lamotrigine is used for bipolar disorder, seizures and focal seizures.

Medicine type
Mood stabilizer; seizure medicine (anti-epileptic)
Official uses from the US prescribing label

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.

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.

From the FDA-approved label on DailyMed (published Sep 28, 2026).

Doctors sometimes prescribe a medicine for other reasons too. If you are not sure what yours is for, ask your pharmacist.

Lamotrigine pill images

2 mg 1 pill

5 mg 7 pills

25 mg 37 pills

50 mg 16 pills

100 mg 30 pills

150 mg 12 pills

200 mg 31 pills

250 mg 8 pills

300 mg 8 pills

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