PACK CHECK · MARKET FIRST

LAMICTALGeneric namelamotrigine

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How this medicine works

The DailyMed label says lamotrigine's precise anticonvulsant mechanism is unknown. It describes a proposed mechanism whose relevance in humans remains to be established: possible effects on voltage-sensitive sodium channels and presynaptic release of excitatory amino-acid transmitters. The label also says its therapeutic mechanisms in bipolar disorder are not established. This preserves uncertainty rather than turning mechanism terms into diagnosis, individual response, genetic interpretation, dose, combination or switching conclusions.

Read source: United States ↗reviewed 2026-08-23More about its action and precautions →

Check the market, names, dosage form and route together

A medicine may use different brand names across markets. Keep the market, brand, generic name, dosage form and route together; one matching field does not prove that two packs are the same or interchangeable.

Open the complete product-identity record

Use these fields when the pack, market name or package image needs closer checking. They are evidence boundaries, not substitution instructions.

International brand name
LAMICTAL
Generic name
lamotrigine
Dosage-form class
Dosage form and presentation as documented in the linked primary label
Route
Oral
Package-image status
A source-linked public label image is available below

No source-verifiable mainland-China trade-name cue has been established for this record. This does not establish whether the medicine exists, is approved or is available in mainland China. Check pack text and current CDE/NMPA records item by item.

FOR EVERYDAY QUESTIONS

After the leaflet, continue with the question you still need to check

What this pack is

LAMICTAL is the brand name in this record; lamotrigine is the generic name. Read both together with the dosage form (multiple oral forms (tablets and oral liquid)).

What this page can show

This is a source-traceable public record. It helps you read the product identity and its listed source documents; each market still needs its own current record check.

What to bring to the next conversation

Bring the actual pack, the label or prescription, and a complete medicine list when you speak with a pharmacist or clinician.

PRODUCT PRESENTATION IDENTITY

Strength, pack and device identity

Package strength is not an individual dose. These fields help identify the exact labelled product; they do not calculate how much, how often, a missed-use action, splitting, switching or conversion.

How to read a score line: ‘scored’ or ‘unscored’ first identifies this labelled presentation. A score line by itself does not permit self-splitting, reducing or changing the product. Only an explicit statement in the current label for this exact presentation, checked with a pharmacist against the prescription, can support any further handling.

3 source-backed strength, pack or device records — open the full list

First match the market, dosage form and labelled amount on the pack in hand. The number of tablets, sachets or devices in a pack is not a personal dose or schedule.

United States label · Current U.S. DailyMed public label (updated 10 Oct 2025; SPL v44)

Lamotrigine 100 mg per tablet; 100-tablet bottle

Exact display panel in the cited public label · select to enlarge
Product code
NDC 0173-0642-55
Form and route
LAMICTAL lamotrigine immediate-release oral tablet · oral
Container
bottle
Listing review
Current label display and NDC Directory listing reviewed 2026-08-23; actual marketing, stock and availability are not established.
lamotrigine
100 mglabelled amount per tablet; not an individual's tablet count, adjustment, restart, splitting or switching rule
Package
100 tablets per bottle
Labelled appearance
peach · shield-shaped scored tablet · imprint LAMICTAL 100Scored appearance; this is not a self-splitting instruction
Open the presentation source ↗reviewed 2026-08-23

United States label · Current U.S. DailyMed public label (updated 10 Oct 2025; SPL v44)

Lamotrigine 150 mg per tablet; 60-tablet bottle

Exact display panel in the cited public label · select to enlarge
Product code
NDC 0173-0643-60
Form and route
LAMICTAL lamotrigine immediate-release oral tablet · oral
Container
bottle
Listing review
Current label display and NDC Directory listing reviewed 2026-08-23; actual marketing, stock and availability are not established.
lamotrigine
150 mglabelled amount per tablet; not an individual's tablet count, adjustment, restart, splitting or switching rule
Package
60 tablets per bottle
Labelled appearance
cream · shield-shaped scored tablet · imprint LAMICTAL 150Scored appearance; this is not a self-splitting instruction
Open the presentation source ↗reviewed 2026-08-23

United States label · Current U.S. DailyMed public label (updated 10 Oct 2025; SPL v44)

Lamotrigine 200 mg per tablet; 60-tablet bottle

Exact display panel in the cited public label · select to enlarge
Product code
NDC 0173-0644-60
Form and route
LAMICTAL lamotrigine immediate-release oral tablet · oral
Container
bottle
Listing review
Current label display and NDC Directory listing reviewed 2026-08-23; actual marketing, stock and availability are not established.
lamotrigine
200 mglabelled amount per tablet; not an individual's tablet count, adjustment, restart, splitting or switching rule
Package
60 tablets per bottle
Labelled appearance
blue · shield-shaped scored tablet · imprint LAMICTAL 200Scored appearance; this is not a self-splitting instruction
Open the presentation source ↗reviewed 2026-08-23

PUBLIC LABEL IMAGE

Appearance and package-text clues

United States · current public-label panel · exact package/label image · Primary-source record (open linked document)Select the image to enlarge; press Escape to close

This current public-label package panel helps check the brand, generic name, strength and dosage-form clues only. It does not authenticate a product in hand or establish originator status, availability, sale eligibility, another package or another market.

Open the public label source ↗

LABEL READING · NOT A PRESCRIPTION

LAMICTAL label reading: standard tablets, tablets for oral suspension and ODTs are not one product just because the mg numbers look alike

Reading level: drug-specific label reading. This record has been expanded around its dosage form or a higher-risk reading question; the current target-market label and professional review still apply.

This module uses GSK's October 2025 U.S. DailyMed public label to check LAMICTAL, lamotrigine, the exact dosage form, milligrams per unit and target market. It does not provide an individual's tablet count, escalation, restart, stopping, switching or combination plan.

  • First distinguish standard tablets, tablets for oral suspension and orally disintegrating tablets. Numbers such as 25 mg and 100 mg are labelled amounts for one exact formulation; they do not let a webpage determine a tablet count, change form or assemble an amount for anyone.
  • The label flags serious-rash risk and identifies co-use with valproate-related products, the initiation/escalation process and HLA-B*1502 as matters for professional management. This neither means everyone needs a particular test nor permits self-starting, restarting, adjusting or stopping from a webpage.
  • The label also lists interaction cues involving estrogen-containing contraceptive products, other antiseizure medicines, anti-infectives and protease inhibitors. With several chronic medicines, contraceptive products, anti-infectives, herbs or a recent prescription change, have a pharmacist or prescriber review every actual pack and the complete medicine list; do not self-combine, alternate or substitute from name, use or mg alone.
  • With a new rash, fever, mouth/eye mucosal concern, face or airway swelling, fainting, altered consciousness, persistent/repeated seizures, self-harm thoughts or another acute serious concern, use local urgent or established care promptly; do not wait for a webpage or self-change the medicine.
Open this record's official electronic leaflet ↗

PHARMACOVIGILANCE · OFFICIAL ROUTES

Check safety information in the right market

Start with the public label or product record linked to this dossier, then use the official safety routes below for the market that applies to the medicine in hand.

Match five details before using a safety record

  1. Brand and generic nameBoth must match the medicine named by the record.
  2. Dosage form and strengthTablet, capsule, injection, inhaler, patch and eye drop are not interchangeable.
  3. Market and notice dateA record applies only to the country or region and date it names.
  4. Lot, pack and manufacturerRecord these only when the official notice specifically names them.
  5. Current product informationA historical record may have been superseded by the current label.

This checklist only helps organise the right question. It does not create a personal conclusion about stopping, switching, dose, combination or suitability.

This dossier’s product-level source checkU.S. National Library of Medicine DailyMed · United States · Public medicine label · 2026-08-23

This dossier’s publicly accessible product-level route has been checked individually. It does not mean that real-time alerts in every country or region have been searched, or that the medicine has or does not have a current risk.

Markets actually represented by the reviewed product documents
  • United States · 1

This is a document-coverage summary, not a claim that the medicine is authorised, supplied, interchangeable or actively monitored in every listed market today.

No dated, product-scoped official safety record is currently listed in this directory

This is not a conclusion that the medicine has no risk, warning, recall or newer notice in another market. Start with the checked product-level label above, then use the official market gateways below for the product in hand.

See the reviewed safety-record directory →

Global official safety gateways

  • NMPA Centre for Drug Reevaluation · Mainland ChinaPrimary NMPA Drug Evaluation Centre gateway for drug-vigilance bulletins, safety notices and adverse-reaction monitoring. Exact products still require checking approval number, dosage form, strength, authorisation holder and notice date item by item.Drug-vigilance bulletins and safety notices ↗reviewed 2026-08-22
  • FDA · United StatesPrimary FDA pages for important new safety issues, labelling changes and risk communications.Drug Safety Communications ↗reviewed 2026-08-22
  • FDA MedWatch · United StatesU.S. MedWatch safety-information and reporting gateway; a report does not itself establish causality.Safety information and serious-problem reporting ↗reviewed 2026-08-22
  • EMA · European Union / European Economic AreaOfficial EU gateway for pharmacovigilance, suspected adverse-reaction reports and PRAC safety assessment.Pharmacovigilance overview and EudraVigilance ↗reviewed 2026-08-22
  • MHRA · United KingdomPrimary UK MHRA medicine-safety updates for professionals and the public.Drug Safety Update ↗reviewed 2026-08-22
  • PMDA · JapanPMDA’s English official safety gateway; exact products still require checking against the Japanese product page and current documents.Medicine safety information ↗reviewed 2026-08-22
  • MFDS · Republic of KoreaMFDS’s primary index for medicine safety letters in the Republic of Korea. The original notices are in Korean and must be read against the named product, dosage form, market and date; they do not automatically apply in another market or decide an individual case.Medicine safety letters ↗reviewed 2026-08-22
  • HSA · SingaporeHSA’s public Singapore gateway for suspected adverse-event reporting and medicine-safety information. A report does not itself establish individual causality; exact products still require checking Singapore registration status, dosage form, strength, date and current product information.Adverse-event reporting and medicine-safety information ↗reviewed 2026-08-22
  • Health Canada · CanadaHealth Canada’s public MedEffect gateway for medicine and health-product advisories, warnings, recalls, reporting and safety information. Exact products still require checking market, dosage form, strength, notice date and lot item by item.MedEffect Canada: advisories, warnings and recalls ↗reviewed 2026-08-22
  • TGA · AustraliaPrimary Australian TGA safety alerts, advisories and monitoring information for therapeutic products.Medicine safety alerts ↗reviewed 2026-08-22
  • Swissmedic · SwitzerlandOfficial Swissmedic gateway for pharmacovigilance, signal assessment and suspected adverse-reaction reporting; a report or signal does not itself confirm individual causality.Pharmacovigilance and suspected adverse-reaction reporting ↗reviewed 2026-08-22
  • Medsafe · New ZealandNew Zealand Medsafe gateway for public and professional medicine safety communications and archives; older notices may have been superseded by current product information.Medicine safety communications ↗reviewed 2026-08-22
  • SAHPRA · South AfricaSAHPRA’s safety-information, alerts and pharmacovigilance gateway for the public and professionals in South Africa. An official alert does not itself mean a product is unsafe in every circumstance; exact products still require checking South African registration status, dosage form, strength, notice date and current product information.Medicine safety information, alerts and pharmacovigilance ↗reviewed 2026-08-22
  • WHO · GlobalWHO’s cross-market safety-alert archive; every historical notice must be read against its date, named product and market.Medicine and vaccine safety-alert archive ↗reviewed 2026-08-22
  • Anvisa · BrazilAnvisa’s primary Brazilian pharmacovigilance gateway for alerts, bulletins, risk communication and VigiMed reporting. Exact products still require checking Brazilian authorisation status, dosage form, strength and notice date item by item.Pharmacovigilance, alerts and VigiMed ↗reviewed 2026-08-22

This card brings together the medicine-specific product route and 15 market-level official vigilance gateways. It does not mean real-time alerts for this medicine have been searched in every country or region, or that the medicine has a new alert, recall or risk conclusion. Match brand, generic name, dosage form, strength, market and notice date item by item; do not self-stop, switch, increase or reduce use from a headline.

For severe or rapidly worsening symptoms, suspected overdose, a severe allergic reaction, loss of consciousness or another emergency, use local emergency services. Do not wait for an online alert search or change a medicine from this page.

PRIVATE FAMILY LIST

Bring this record into a local medicine list

Only the brand, generic name, dosage form and route are added, and they stay in this browser. Copy strength, label directions, start/stop history and any concern from the actual pack; this tool does not calculate a dose or decide combination, switching or stopping.

Add to the family medicine list →

PACK · LABEL · MEDICINE LIST

Six checks for this medicine pack

Use this card to organise questions about LAMICTAL (lamotrigine). Keep the exact pack, its current label and the full medicine list together.

  1. Identify the exact product

    LAMICTAL is the brand in this record and lamotrigine is the active-ingredient name. Check both with the dosage form (Dosage form and presentation as documented in the linked primary label) and the market on the actual pack.

  2. Read the labelled strength in context

    mg, mcg, mg/mL or a percentage describes the labelled amount in one tablet, capsule, measured volume, spray or other unit. It is not an answer to how many units a person should take.

  3. Check before splitting or opening

    Before splitting, crushing, chewing or opening anything, find an explicit instruction for this exact product in its current label and ask a pharmacist. A score line or a previous pack is not enough by itself.

  4. Put every product on one list

    Include prescriptions, over-the-counter products, eye drops, creams, vitamins, minerals, herbs and supplements. A pharmacist or prescriber needs the whole list before any combination, alternation, switch or stop is considered.

  5. Ask a specific pharmacogenetics question

    Ask which medicine, which gene and what clinical decision a result could change. A gene–drug association does not mean broad genetic testing is needed for everyone and must not be used to change treatment without professional review.

  6. Know when to seek urgent help

    For a suspected overdose, a severe allergic reaction, fainting or difficulty breathing, use the local emergency or poison-information service now. Do not wait for a website reply or alter several medicines to test what caused it.

This card does not calculate a dose, decide whether medicines can be combined, or replace a clinician or pharmacist. Market-specific current labels and the person's full context still need review.

HOW IT WORKS · NOT A TREATMENT PLAN

How lamotrigine works: the label explicitly retains that the precise anticonvulsant mechanism is not established

  • “Sodium channels,” “glutamate” or “membrane stabilisation” are experimental/pharmacologic cues in the label, not tools for deciding the cause of a seizure, mood change, dizziness, rash or another concern, and cannot decide whether someone should start, increase, reduce, stop or switch.
  • Even if another medicine also relates to seizures, mood, the nervous system or a similar mechanism, this does not support self-combination, alternation, milligram conversion or use of leftovers as a substitute. Exact formulation, complete medicine list, prior reactions, relevant tests and current label need professional review together.
  • A mechanism page cannot manage serious-rash warning signs, altered consciousness, persistent seizures, rhythm-related symptoms or self-harm risk. With an acute or serious concern, prioritise local urgent care or the responsible team rather than experimenting with another strength, formulation or combination from a webpage.
Open the primary pharmacology source ↗

SOURCE EVIDENCE REGISTER

Source evidence map

Every public link is labelled with its market, document status and document type. A historical public record is not a current label, and an official lookup entry is not a product-specific record.

SOURCE-TRACEABLE ARCHIVE

LAMICTALlamotrigine

This page includes an exact current U.S. public-label package panel for LAMICTAL, alongside documentary primary-source material. It helps check product identity, but does not itself establish originator status, product quality, availability or sale eligibility.

DOCUMENT TIMELINE

Document timeline

  1. Initial U.S. approval year listed in the FDA label

    The FDA label archive linked here lists Initial U.S. Approval: 1994. This historical locator is not a conclusion about current approval, availability, holder or another market.

    DailyMed: LAMICTAL current U.S. public label ↗
  2. FDA label archive version

    This page links the 2025-10-10 FDA label archive as a traceable reading entry point. Current labeling, strength, indication and safety information require separate verification against the target market’s current document.

    DailyMed: LAMICTAL current U.S. public label ↗

MARKET SCOPE

Market-record boundary

United States

Public label archive linked

Only the FDA document listed on this page is linked.

Mainland China, EU, Japan

Market record not established

No local approval, holder, strength, supply or sale-eligibility conclusion is inferred from the U.S. label archive.

How to read this record

Read each document in its stated market, date and dosage-form context. A historical record is not a current label and does not support individual medical, substitution or purchasing conclusions.

Keep international and mainland China records separate

This page has a U.S. public history/regulatory archive but no mainland China record for this specific product. That does not establish whether the medicine exists, is approved or is available in mainland China. Verify product identity, dosage form, strength, holder and the current label item by item.

CDE listed-drug directory ↗ NMPA public query ↗

RECORD FAQ

Record questions

Does a label archive represent current product information?

Not automatically. The archive locates a source; each point needs verification against the target market’s current official label.

Why are price and originator/generic conclusions not shown?

Those conclusions require separately complete and human-reviewed product, dosage-form, strength, pack, market, date and primary-record fields; one label file is insufficient.

READ NEXT

Related reading

Evidence status

The listed links are public sources selected for traceability. They must be rechecked against the current target-market record before any use beyond reading and research.

EDITORIAL RECORD

Who prepared and checked this page

Byline
OriginDrug Content Editorial
Review role
Public primary-source verification
Last reviewed
2026-08-23
Source record
1 clickable primary-source entry point is listed with this dossier.

The review role checks source traceability, stated market, document version and product-identity fields. It is not a claim of clinical licensure, prescribing authority or individual pharmacy service. Read the editorial policy.

Search records
Enlarged public-label image