Lamotrigine

Anti-epileptic and mood stabiliser
PRESCRIPTION ONLY IN INDIA

Lamotrigine is a anti-epileptic and mood stabiliser found in 3 medicines sold in India, such as Lamitor 50, Lamitor 25, Lamitor 100. Below: what it is for, how it works, how to take it, side effects, interactions and pregnancy advice.

What it is used for

Prevents seizures and mood episodes in bipolar disorder.

How it works

An anti-epileptic and mood stabiliser for epilepsy and bipolar depression.

How to take it

Dose is increased very slowly over weeks to reduce rash risk; restart slowly if more than 5 days are missed.

Common side effects

  • Headache
  • Dizziness
  • Double vision
  • Trouble sleeping

Get medical help straight away if

Any rash, especially with fever, mouth ulcers or swollen glands, in the first 8 weeks (stop and see a doctor)

Be careful

Report any rash at once; the dose is increased slowly.

Other medicines and interactions

Valproate doubles its level (much slower dose increase needed). The combined pill lowers its level.

Pregnancy and breastfeeding

One of the preferred anti-epileptics in pregnancy, with level checks. Acceptable while breastfeeding with monitoring of the baby.

Brands of Lamotrigine (3)

Lamitor 100Lamitor 25Lamitor 50

Common questions

What is Lamotrigine used for?

Prevents seizures and mood episodes in bipolar disorder.

How does Lamotrigine work?

An anti-epileptic and mood stabiliser for epilepsy and bipolar depression.

How should I take Lamotrigine?

Dose is increased very slowly over weeks to reduce rash risk; restart slowly if more than 5 days are missed.

What are the side effects of Lamotrigine?

Common: Headache, dizziness, double vision, trouble sleeping. Get help straight away for: Any rash, especially with fever, mouth ulcers or swollen glands, in the first 8 weeks (stop and see a doctor).

Does Lamotrigine interact with other medicines?

Valproate doubles its level (much slower dose increase needed). The combined pill lowers its level.

Is Lamotrigine safe in pregnancy and breastfeeding?

One of the preferred anti-epileptics in pregnancy, with level checks. Acceptable while breastfeeding with monitoring of the baby.

Does Lamotrigine need a prescription in India?

Yes. In India it is a prescription (Schedule H) medicine, so a pharmacist should sell it only with a doctor's prescription.

Which brands contain Lamotrigine?

Lamitor 100, Lamitor 25, Lamitor 50.

Sources and further reading

NHS (UK National Health Service) and MedlinePlus (US National Library of Medicine) are free, reviewed medicine guides. Brand names and doses there may differ from India.

Last reviewed 31 October 2026. Written by Satya Babu from standard prescribing information.

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For information only, not medical advice. This page is a plain-language summary written from standard prescribing information and the public guides linked below. Brands sometimes change their formula, so always check the composition printed on the pack. Doses here are typical adult doses; yours may differ. Do not start, stop or change a medicine without your doctor or pharmacist, and keep all medicines away from children. In an emergency, call 112 (India) or your local emergency number.