NDC codes

FDA NDC Directory
Product NDC (as listed)51655-523Labeler and product segments. Claims need a package NDC.
Product NDC at billing width51655-0523Add 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 NDC11-digit (billing)PackageCopy
51655-523-525165505235230 TABLET in 1 BOTTLE, PLASTIC (51655-523-52)Marketed from Sep 6, 2022

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)
Allopurinol
Generic name (nonproprietary)
allopurinol
Active ingredients
Allopurinol — 100 mg/1
Dosage form
Tablet
Route
Oral
Product type
Prescription drug
Marketing category
ANDA — Abbreviated New Drug Application (generic)Application ANDA 203154
Marketing start
Listing expires
Other FDA classes
Xanthine Oxidase Inhibitors (Mechanism)
Identifiers
Product ID 51655-523_494dda25-b095-7fc2-e063-6394a90a8a36SPL ID 494dda25-b095-7fc2-e063-6394a90a8a36SPL set ID f3198e1b-6344-ad96-e053-2995a90a4aafRxCUI 197319UNII 63CZ7GJN5I
Pharmacologic class
Xanthine Oxidase Inhibitor

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

N451655052352 followed by a unit qualifier and the quantity

Package 51655-0523-52. 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

Label details couldn’t be retrieved right now. Open the label on DailyMed.

Other NDCs under ANDA 203154

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

FDA NDC Directory listings under ANDA 203154
ProductStrengthForm · routeLabelerProduct NDC
AllopurinolAllopurinol 300 mg/1TabletOralAdvanced Rx Pharmacy of Tennessee, LLC80425-0206
AllopurinolAllopurinol 300 mg/1TabletOralProficient Rx LP71205-049
AllopurinolAllopurinol 100 mg/1TabletOralBryant Ranch Prepack71335-0467
AllopurinolAllopurinol 100 mg/1TabletOralAphena Pharma Solutions - Tennessee, LLC71610-678
AllopurinolAllopurinol 300 mg/1TabletOralBryant Ranch Prepack71335-0112
AllopurinolAllopurinol 100 mg/1TabletOralAccord Healthcare Inc.16729-134
AllopurinolAllopurinol 300 mg/1TabletOralAccord Healthcare Inc.16729-135
AllopurinolAllopurinol 100 mg/1TabletOralA-S Medication Solutions50090-5168
AllopurinolAllopurinol 300 mg/1TabletOralPreferred Pharmaceuticals Inc.68788-6323
AllopurinolAllopurinol 100 mg/1TabletOralNuCare Pharmaceuticals, Inc.66267-665

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