Product image of Lamotrigine Zydus (Lamotrigine) supplied by GNH India

Lamotrigine Zydus

Active Ingredient:
Lamotrigine
Origin:
EU

Lamotrigine Zydus (Lamotrigine)

Lamotrigine, the active ingredient in Lamotrigine Zydus, is an anticonvulsant presented as an oral dosage form for oral use. It is prescribed to control seizures in epilepsy and to stabilize mood in bipolar disorder, helping to reduce depressive and manic episodes in affected patients.

GNH India supplies Lamotrigine Zydus as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. The company adheres to stringent quality standards and provides regulatory documentation for each batch. This ensures reliable sourcing for global therapeutic programs.

Manufacturer / TM Owner

Zydus France

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Indications & Clinical Uses

Lamotrigine is used in the management of seizure disorders and mood stabilization, targeting neuronal excitability pathways.

  • Epilepsy: reduces the frequency and severity of partial and generalized seizures.
  • Bipolar disorder: stabilizes mood and helps prevent depressive and manic episodes.

How It Works

  • Lamotrigine inhibits voltage‑gated sodium channels, decreasing neuronal firing and stabilizing neuronal membranes. It also suppresses excessive release of excitatory neurotransmitters such as glutamate, which contributes to its anticonvulsant and mood‑stabilizing effects. The inhibition is use‑dependent, meaning it preferentially affects rapidly firing neurons, and it does not significantly affect cardiac conduction at therapeutic doses.

Side Effects

Lamotrigine may cause a range of adverse reactions, varying from mild to severe.

Common Side Effects

  • Dizziness
  • Headache
  • Nausea
  • Blurred vision

Serious or Rare Side Effects

  • Stevens‑Johnson syndrome or toxic epidermal necrolysis
  • Severe skin rash with mucosal involvement
  • Blood dyscrasias such as agranulocytosis

Precautions & Warnings

When prescribing lamotrigine, clinicians should consider several safety measures to minimize risk.

  • Renal impairment: dose may need adjustment and renal function should be monitored.
  • Hepatic impairment: use with caution and monitor liver enzymes.
  • Concomitant valproate: may increase lamotrigine levels, requiring dose reduction.
  • Pregnancy: potential risk to fetus is unknown; discuss benefits and risks with the patient.
  • Abrupt discontinuation: may precipitate seizures; taper gradually under medical supervision.
  • Store at ambient temperature: keep in original packaging, protect from moisture and light.

Avoid Interactions

Lamotrigine interacts with several medicines that can alter its plasma concentration or therapeutic effect.

Major Interactions (Avoid)

  • Valproic acid: markedly increases lamotrigine levels, risk of toxicity.
  • Carbamazepine: reduces lamotrigine levels, may diminish efficacy.
  • Phenytoin: decreases lamotrigine concentrations, potentially leading to breakthrough seizures.
  • Oral contraceptives: lamotrigine may lower hormonal efficacy, increasing breakthrough bleeding.

Moderate Interactions (Monitor Closely)

  • Phenobarbital: lowers lamotrigine levels, monitor seizure control.
  • Rifampin: induces metabolism, may reduce lamotrigine exposure.
  • NSAIDs (e.g., ibuprofen): may slightly increase lamotrigine levels, observe for side effects.

Frequently Asked Questions

Lamotrigine Zydus is prescribed to control seizures in patients with epilepsy and to stabilize mood in individuals with bipolar disorder. It helps reduce the frequency of both partial and generalized seizures and prevents the recurrence of depressive or manic episodes.

Lamotrigine works by inhibiting voltage‑gated sodium channels, which reduces abnormal neuronal firing. It also decreases the release of excitatory neurotransmitters such as glutamate, thereby lowering neuronal hyperexcitability that contributes to seizures and mood instability.

The appropriate dose of Lamotrigine Zydus is individualized by the prescribing healthcare professional based on the patient’s condition, age, renal and hepatic function, and any concomitant medications. No fixed dosing regimen is provided here.

Safety data for lamotrigine during pregnancy and lactation are limited. The potential risks to the fetus or infant are not fully established, so clinicians should weigh the benefits against possible harms and discuss options with the patient.

To place an order, submit an enquiry on the product page at gnhindia.com, specifying the required quantity. GNH India works with hospitals, pharmacies and procurement teams worldwide, verifies institutional credentials, and then provides pricing, availability, shipping details and any necessary import documentation.

Compared with older agents such as carbamazepine or phenytoin, lamotrigine offers a broader spectrum of seizure control and mood‑stabilizing properties, often with a more favorable side‑effect profile. However, it requires careful titration and monitoring for skin reactions.

Lamotrigine Zydus should be stored at ambient temperature, below 25 °C, in its original container. Protect the product from moisture, direct sunlight and excessive heat to maintain its stability and potency.

Lamotrigine is taken orally, usually as a tablet, with or without food. The exact administration schedule, including titration steps, is determined by the prescriber to achieve optimal therapeutic levels while minimizing adverse effects.

The most serious risks include severe skin reactions such as Stevens‑Johnson syndrome or toxic epidermal necrolysis, and rare blood disorders like agranulocytosis. Prompt medical attention is required if any rash or systemic symptoms develop.

Patients with a known hypersensitivity to lamotrigine or any of its excipients should avoid the drug. Caution is also advised for individuals with severe hepatic or renal impairment, and those taking interacting medications that significantly alter lamotrigine levels.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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