What is NDC 0178-0475?

0178-0475 is the product NDC for Avar Ls, Sulfacetamide sodium 100 mg/g; Sulfur 20 mg/g emulsion, listed with the FDA by Mission Pharmacal Company. It has 2 package NDCs, shown above in 10- and 11-digit form.

What drug is associated with this NDC?

Avar Ls (Sulfacetamide sodium, Sulfur).

Mission Pharmacal Company, NDC labeler code 0178. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Avar Ls?

None: this is the only finished product listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

Avar Ls NDC 0178-0475 | National Drug Code

NDC codes

FDA NDC Directory

Product NDC (as listed)0178-0475Labeler and product segments. Claims need a package NDC.

Product NDC at billing width00178-0475Add 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	Copy
0178-0475-04	0017804750400178047504	10 TUBE in 1 CARTON (0178-0475-04) / 4 g in 1 TUBEMarketed from Sep 15, 2011
0178-0475-08	0017804750800178047508	227 g in 1 BOTTLE, PLASTIC (0178-0475-08)Marketed from Sep 15, 2011

How the 11-digit form is made: The labeler segment has 4 digits, so one leading zero is added to it (4-4-2 → 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): Avar Ls
Generic name (nonproprietary): sulfacetamide sodium, sulfur
Active ingredients: Sulfacetamide sodium — 100 mg/gSulfur — 20 mg/g
Dosage form: Emulsion
Route: Topical
Labeler: Mission Pharmacal CompanyNDC labeler code 0178
Product type: Prescription drug
Marketing category: Unapproved drug (other)
Marketing start: Sep 15, 2011
Listing expires: Dec 31, 2027
Other FDA classes: Sulfonamides (Chemical structure)
Identifiers: Product ID 0178-0475_47e76dce-ff38-8e39-e063-6294a90a20caSPL ID 47e76dce-ff38-8e39-e063-6294a90a20caSPL set ID 41b62ca7-f6de-4714-ae5b-a0e59d2ef452RxCUI 1000895, 1006105UNII 4NRT660KJQ, 70FD1KFU70UPC 0301780475089
Pharmacologic class: Sulfonamide Antibacterial

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

N400178047504 followed by a unit qualifier and the quantity

Package 00178-0475-04. 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 Jan 8, 2026.

Indications (excerpt from the label)

INDICATIONS: This product is indicated for use in the topical control of acne vulgaris, acne rosacea and seborrheic dermatitis.

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 0178-0475

What is NDC 0178-0475?: 0178-0475 is the product NDC for Avar Ls, Sulfacetamide sodium 100 mg/g; Sulfur 20 mg/g emulsion, listed with the FDA by Mission Pharmacal Company. It has 2 package NDCs, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Avar Ls (Sulfacetamide sodium, Sulfur).
What is the active ingredient?: Sulfacetamide sodium, Sulfur.
Who is the labeler?: Mission Pharmacal Company, NDC labeler code 0178. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Avar Ls?: None: this is the only finished product listed under this name.
Is there a related HCPCS / J-code?: Not in Med-Code's curated HCPCS directory. See Billing references above.

Avar Ls (Sulfacetamide sodium, sulfur) NDC 0178-0475