NDC codes

FDA NDC Directory
Product NDC (as listed)55505-232Labeler and product segments. Claims need a package NDC.
Product NDC at billing width55505-0232Add 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
55505-232-655550502326555505023265400 mL in 1 CARTON (55505-232-65)Marketed from Oct 1, 2025

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)
Nizoral
Generic name (nonproprietary)
ketoconazole
Active ingredients
Ketoconazole — 1 g/100mL
Dosage form
Shampoo
Route
Topical
Labeler
Kramer LaboratoriesNDC labeler code 55505
Product type
Over-the-counter drug
Marketing category
NDA — New Drug ApplicationApplication NDA 020310
Marketing start
Listing expires
Other FDA classes
Azoles (Chemical structure)Cytochrome P450 3A4 Inhibitors (Mechanism)Cytochrome P450 3A5 Inhibitors (Mechanism)P-Glycoprotein Inhibitors (Mechanism)
Identifiers
Product ID 55505-232_adf1b4c5-24ad-4b4e-8ad6-f28d77d244eaSPL ID adf1b4c5-24ad-4b4e-8ad6-f28d77d244eaSPL set ID 8dd6b2f1-f438-4be1-a6c4-4f6c8902dfb6RxCUI 240812, 608844UNII R9400W927IUPC 0053076000221
Pharmacologic class
Azole Antifungal

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. Topical products like this are usually dispensed by a pharmacy and billed by NDC.

NDC on a medical claim

N455505023265 followed by a unit qualifier and the quantity

Package 55505-0232-65. 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 .

Indications (excerpt from the label)

Uses controls flaking, scaling and itching associated with dandruff

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 55505-232

What is NDC 55505-232?
55505-232 is the product NDC for Nizoral (ketoconazole), Ketoconazole 1 g/100mL shampoo, listed with the FDA by Kramer Laboratories. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?
Nizoral (Ketoconazole).
What is the active ingredient?
Ketoconazole.
Who is the labeler?
Kramer Laboratories, NDC labeler code 55505. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Nizoral?
2 other product NDCs are listed under this name. See all Nizoral 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 Nizoral NDCs
ProductStrengthForm · routeLabelerProduct NDCPackage NDCs (11-digit)
NizoralketoconazoleKetoconazole 10 mg/mLShampooTopicalKramer Laboratories55505-23355505-0233-65
NizoralketoconazoleKetoconazole 10 mg/mLShampooTopicalKramer Laboratories55505-19655505-0196-3355505-0196-4055505-0196-47+6 more

Other NDCs under NDA 020310

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

FDA NDC Directory listings under NDA 020310
ProductStrengthForm · routeLabelerProduct NDC
NizoralketoconazoleKetoconazole 10 mg/mLShampooTopicalKramer Laboratories55505-196
NizoralketoconazoleKetoconazole 10 mg/mLShampooTopicalKramer Laboratories55505-233

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