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Lamotrigine 25 MG Oral Tablet — RxCUI 282401

RxNorm drug concept · Semantic clinical drug
RxCUI 282401 Semantic clinical drug · SCD ● Current RxNorm concept 119 FDA products 302 package NDCs Snapshot Jul 14, 2026

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Compiled from public NLM RxNorm and FDA (openFDA NDC directory) data sources. Editorial policy

What you’re looking at: the standardized identity of one medicine, as the U.S. drug-data system sees it. Below — every FDA-listed product, package code, price benchmark, and billing code that maps to it.

🗂️ Key Facts

RxCUI282401
Official nameLamotrigine 25 MG Oral Tablet
Concept typeSemantic clinical drug (SCD)
RxNorm statusCurrent RxNorm concept
FDA products mapped119
Package NDCs mapped302
Reported Medicaid activity (SDUD)4,065,515 prescriptions · 52 state & territory Medicaid programs · latest period Q4 2025
RxNorm release07/06/2026
Snapshot dataJul 14, 2026

📖 Skip the Codes — Read It in Plain English.

Our pharmacist-built guide to Lamotrigine: what it is, how it’s used, side effects, and interactions.

📗 Our plain-language guide HelloPharmacist
  • I completely understand the impatience — but the slow ramp-up is one of the most important safety steps with lamotrigine. Going too fast significantly raises your risk of a serious...
  • Why does my doctor keep telling me to increase my dose so slowly? Can't we just get to the right dose faster?
  • That's a fair question, and the honest answer is: with lamotrigine, we can't reliably tell in advance which rashes are harmless and which are dangerous. So the rule is — call your...
  • What kind of rash should I worry about? I get skin reactions from all sorts of things.
📖 Read our full Lamotrigine guide →

🕸️ Concept Web — How Lamotrigine 25 MG Oral Tablet Connects

One RxCUI never lives alone. Follow the path from the raw ingredient down to the exact strength-and-form concepts FDA products carry — every stop is a real RxNorm concept with its own identifier. Hover or focus any chip for what it means.
This page's concept Lamotrigine 25 MG Oral Tablet RxCUI 282401

Every web starts here: one RxCUI, one fixed meaning in the RxNorm vocabulary.

  1. Ingredients 1

    The active substance itself — no strength, form, or brand attached yet.

    • Lamotrigine 28439
  2. Brand names 2

    The same medicine's trade names. A brand name alone says nothing about strength or form.

    • Lamictal 196502
    • Subvenite 2001501
  3. Dose forms 12

    The ingredient poured into a form — tablet, solution, cream — still without one fixed strength.

    • Lamotrigine Oral Tablet 372567
    • Lamotrigine Oral Product 1162535
    • Lamotrigine Pill 1162536
    • Lamotrigine Oral Tablet [Lamictal] 368937
    • Lamotrigine Oral Tablet [Subvenite] 2001503
    • Lamictal Oral Product 1174986
    • Lamictal Pill 1174987
    • Subvenite Oral Product 2001504
    • +4 more in this family
  4. Clinical & branded drugs 5

    Ingredient + strength + dose form. These are the concepts real FDA products actually carry.

  5. Packs 9

    Fixed collections of drugs packaged and sold together, like dose packs.

Showing up to 8 concepts per family — 24 of 29 stored related concepts drawn.
These are official RxNorm vocabulary relationships — how concepts name and organize the same medicine. They do not establish therapeutic equivalence or substitutability: two concepts appearing in one web is never a statement that products can be swapped.

🔀 Generic ⇄ Brand Crosswalk

The same medicine has an unbranded (generic) identity and one or more brand-name identities — each with its own RxCUI. This is a naming relationship in RxNorm, not a statement that any two products are substitutable.

Generic (Clinical) Concepts

Brand-Name Concepts

📦 FDA Products & Package NDCs

119 products · 302 package NDCs
302 package NDCs map to RxCUI 282401 in the current snapshot — up to 50 per page. Each linked NDC opens its full package page.
Package NDC Package Brand / generic name Labeler Marketing start
82009-0133-05 500 TABLET in 1 BOTTLE (82009-133-05) Lamotrigine Quallent Pharmaceuticals Health LLC 2023-08-03
82009-0134-05 500 TABLET in 1 BOTTLE (82009-134-05) Lamotrigine Quallent Pharmaceuticals Health LLC 2023-08-03
Observed labelers: Zydus Lifesciences Limited (28) · Zydus Pharmaceuticals USA Inc. (28) · Torrent Pharmaceuticals Limited (27) · Dr.Reddy's Laboratories Limited (20) · Sun Pharmaceutical Industries, Inc. (20) · GlaxoSmithKline LLC (18) · +25 more — this is the FDA-listed mapping footprint, not sales, inventory, availability, or market share.

🗃️ Sources & Limits

Atlas generation902fddb9-e9c1-4004-bf4c-dba4d51037c7
openFDA export observedJul 14, 2026
RxNorm release07/06/2026
Methodology2026-07-full-catalog-v1
  • A shared RxCUI does not prove interchangeability. Products mapped to the same concept are not thereby equivalent or substitutable — equivalence is a separate, product-level determination.
  • Listing here does not establish approval or coverage. Appearing in this snapshot is a data observation, not an FDA approval status or a payer coverage decision.
  • Missing data never means zero. A silent dataset (no price, no billing code, no utilization) means no observation — not that the real-world value is zero.
  • Counts describe the mapping footprint. Product, package, and labeler counts are the FDA-listed mapping footprint in this snapshot — not sales, inventory, availability, or market share.
This product uses publicly available data from the U.S. National Library of Medicine (NLM), National Institutes of Health, Department of Health and Human Services; NLM is not responsible for the product and does not endorse or recommend this or any other product.

Machine-readable JSON

Reference information about drug-concept identifiers and public regulatory data — not medical advice. Talk to your pharmacist or prescriber about your own medication.