What is NDC 55111-428?

55111-428 is the product NDC for Lamotrigine, Lamotrigine 300 mg/1 tablet, extended release, listed with the FDA by Dr.Reddy's Laboratories Limited. It has 3 package NDCs, shown above in 10- and 11-digit form.

Dr.Reddy's Laboratories Limited, NDC labeler code 55111. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Lamotrigine?

262 other product NDCs are listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

Lamotrigine NDC 55111-428 | National Drug Code

NDC codes

FDA NDC Directory

Product NDC (as listed)55111-428Labeler and product segments. Claims need a package NDC.

Product NDC at billing width55111-0428Add the package segment from the table below.

Package NDCs as listed with the FDA, and the 11-digit 5-4-2 form used on claims. The highlighted digit is the added leading zero.
Package NDC	11-digit (billing)	Package
55111-428-05	5511104280555111042805	500 TABLET, EXTENDED RELEASE in 1 BOTTLE (55111-428-05)Marketed from Jun 20, 2013
55111-428-30	5511104283055111042830	30 TABLET, EXTENDED RELEASE in 1 BOTTLE (55111-428-30)Marketed from Jun 20, 2013
55111-428-90	5511104289055111042890	90 TABLET, EXTENDED RELEASE in 1 BOTTLE (55111-428-90)Marketed from Jun 20, 2013

How the 11-digit form is made: The product segment has 3 digits, so one leading zero is added to it (5-3-2 → 5-4-2). Formatting the NDC does not by itself make it billable — the product, package and quantity must match what was dispensed or administered, and payer rules apply. Conversion rules

Product information

Brand name (proprietary): Lamotrigine
Generic name (nonproprietary): lamotrigine
Active ingredients: Lamotrigine — 300 mg/1
Dosage form: Tablet, Extended release
Route: Oral
Labeler: Dr.Reddy's Laboratories LimitedNDC labeler code 55111
Product type: Prescription drug
Marketing category: ANDA — Abbreviated New Drug Application (generic)Application ANDA 202383
Marketing start: Jun 20, 2013
Listing expires: Dec 31, 2027
Other FDA classes: Decreased Central Nervous System Disorganized Electrical Activity (Physiologic effect)Dihydrofolate Reductase Inhibitors (Mechanism)Organic Cation Transporter 2 Inhibitors (Mechanism)
Identifiers: Product ID 55111-428_236437dc-fce9-b140-992c-b7822562eee5SPL ID 236437dc-fce9-b140-992c-b7822562eee5SPL set ID a69542ea-5b6f-15c1-9e7a-90ac839971d3RxCUI 850087, 850091, 900156, 900164, 1098608, 1146690UNII U3H27498KS
Pharmacologic class: Anti-epileptic Agent; Mood Stabilizer

Billing references

What Med-Code can say about coding this product, and where each statement comes from. Nothing here is inferred from the name alone.

HCPCS codeNo match

No HCPCS code in Med-Code's directory. Oral products like this are usually dispensed by a pharmacy and billed by NDC.

NDC on a medical claim

N455111042805 followed by a unit qualifier and the quantity

Package 55111-0428-05. Unit qualifiers: F2 (international unit), GR (gram), ME (milligram), ML (milliliter), UN (unit (each)). The qualifier and quantity depend on what was given. About the N4 qualifier

Product label

Current FDA label (SPL), effective Nov 21, 2025. This label includes a boxed warning.

Indications (excerpt from the label)

Lamotrigine extended-release tablets are indicated for: adjunctive therapy for primary generalized tonic-clonic seizures and partial-onset (PGTC) seizures with or without secondary generalization in patients aged 13 years and older. (1.1) conversion to monotherapy in patients aged 13 years and older with partial-onset seizures who are receiving treatment with a single antiepileptic drug (AED). (1.2) Limitation of use: Safety and effectiveness in patients younger than 13 years have not been established. (1.3) 1.1 Adjunctive Therapy Lamotrigine extended-release tablets are indicated as adjunctive therapy for primary generalized tonic-clonic (PGTC) seizures and partial-onset seizures with or wi…

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 55111-428

What is NDC 55111-428?: 55111-428 is the product NDC for Lamotrigine, Lamotrigine 300 mg/1 tablet, extended release, listed with the FDA by Dr.Reddy's Laboratories Limited. It has 3 package NDCs, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Lamotrigine.
What is the active ingredient?: Lamotrigine.
Who is the labeler?: Dr.Reddy's Laboratories Limited, NDC labeler code 55111. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Lamotrigine?: 262 other product NDCs are listed under this name. See all Lamotrigine NDCs.
Is there a related HCPCS / J-code?: Not in Med-Code's curated HCPCS directory. See Billing references above.

Other finished products listed under the same name: strengths, forms and labelers.

Other Lamotrigine NDCs
Product	Strength	Form · route	Labeler	Product NDC	Package NDCs (11-digit)
Lamotrigine	Lamotrigine 50 mg/1	Tablet, Extended releaseOral	REMEDYREPACK INC.	70518-4702	70518-4702-00
Lamotrigine	Lamotrigine 25 mg/1	TabletOral	Coupler LLC	67046-0358	67046-0358-03
Lamotrigine	Lamotrigine 150 mg/1	TabletOral	Coupler LLC	67046-0749	67046-0749-03
Lamotrigine	Lamotrigine 100 mg/1	TabletOral	Coupler LLC	67046-0359	67046-0359-03
lamotriginelamotrigine extended-release	Lamotrigine 200 mg/1	Tablet, Film coated, Extended releaseOral	REMEDYREPACK INC.	70518-4638	70518-4638-00
Lamotrigine	Lamotrigine 25 mg/1	Tablet, Orally disintegratingOral	Alembic Pharmaceuticals Inc.	62332-770	62332-0770-1562332-0770-30
Lamotrigine	Lamotrigine 50 mg/1	Tablet, Orally disintegratingOral	Alembic Pharmaceuticals Inc.	62332-771	62332-0771-1562332-0771-30
Lamotrigine	Lamotrigine 100 mg/1	Tablet, Orally disintegratingOral	Alembic Pharmaceuticals Inc.	62332-772	62332-0772-1062332-0772-30
Lamotrigine	Lamotrigine 200 mg/1	Tablet, Orally disintegratingOral	Alembic Pharmaceuticals Inc.	62332-773	62332-0773-1062332-0773-30
Lamotrigine	Lamotrigine 25 mg/1	Tablet, Orally disintegratingOral	Alembic Pharmaceuticals Limited	46708-770	46708-0770-1546708-0770-30

All 263 Lamotrigine NDCs

Other NDCs under ANDA 202383

Products listed under the same FDA application: other strengths and forms, and repackagers who relabel the same product.

FDA NDC Directory listings under ANDA 202383
Product	Strength	Form · route	Labeler	Product NDC
Lamotrigine	Lamotrigine 25 mg/1	Tablet, Extended releaseOral	NorthStar Rx LLC	16714-623
Lamotrigine	Lamotrigine 50 mg/1	Tablet, Extended releaseOral	NorthStar Rx LLC	16714-624
Lamotrigine	Lamotrigine 100 mg/1	Tablet, Extended releaseOral	NorthStar Rx LLC	16714-625
Lamotrigine	Lamotrigine 200 mg/1	Tablet, Extended releaseOral	NorthStar Rx LLC	16714-626
Lamotrigine	Lamotrigine 300 mg/1	Tablet, Extended releaseOral	NorthStar Rx LLC	16714-627
Lamotrigine	Lamotrigine 250 mg/1	Tablet, Extended releaseOral	NorthStar Rx LLC	16714-893
Lamotrigine	Lamotrigine 250 mg/1	Tablet, Extended releaseOral	Dr.Reddy's Laboratories Limited	55111-419
Lamotrigine	Lamotrigine 25 mg/1	Tablet, Extended releaseOral	Dr.Reddy's Laboratories Limited	55111-717
Lamotrigine	Lamotrigine 50 mg/1	Tablet, Extended releaseOral	Dr.Reddy's Laboratories Limited	55111-718
Lamotrigine	Lamotrigine 100 mg/1	Tablet, Extended releaseOral	Dr.Reddy's Laboratories Limited	55111-719
Lamotrigine	Lamotrigine 200 mg/1	Tablet, Extended releaseOral	Dr.Reddy's Laboratories Limited	55111-720
Lamotrigine	Lamotrigine 50 mg/1	Tablet, Extended releaseOral	REMEDYREPACK INC.	70518-4121