What is NDC 73581-400?

73581-400 is the product NDC for Guaifenesin, Guaifenesin 600 mg/1 tablet, listed with the FDA by YYBA CORP. It has 2 package NDCs, shown above in 10- and 11-digit form.

YYBA CORP, NDC labeler code 73581. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Guaifenesin?

63 other product NDCs are listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

Guaifenesin NDC 73581-400 | National Drug Code

NDC codes

FDA NDC Directory

Product NDC (as listed)73581-400Labeler and product segments. Claims need a package NDC.

Product NDC at billing width73581-0400Add 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
73581-400-02	7358104000273581040002	200 TABLET in 1 BOTTLE (73581-400-02)Marketed from Mar 10, 2026
73581-400-07	7358104000773581040007	70 TABLET in 1 BOTTLE (73581-400-07)Marketed from Mar 10, 2026

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): Guaifenesin
Generic name (nonproprietary): guaifenesin
Active ingredients: Guaifenesin — 600 mg/1
Dosage form: Tablet
Route: Oral
Labeler: YYBA CORPNDC labeler code 73581
Product type: Over-the-counter drug
Marketing category: ANDA — Abbreviated New Drug Application (generic)Application ANDA 209215
Marketing start: Mar 10, 2026
Listing expires: Dec 31, 2027
Other FDA classes: Decreased Respiratory Secretion Viscosity (Physiologic effect)Increased Respiratory Secretions (Physiologic effect)
Identifiers: Product ID 73581-400_5516007b-7691-14c5-e063-6394a90a2119SPL ID 5516007b-7691-14c5-e063-6394a90a2119SPL set ID 4cb11551-31e3-5c01-e063-6394a90ab0d4RxCUI 636522UNII 495W7451VQUPC 0373581000159
Pharmacologic class: Expectorant

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

N473581040002 followed by a unit qualifier and the quantity

Package 73581-0400-02. 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 Jun 25, 2026.

Indications (excerpt from the label)

Uses Helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 73581-400

What is NDC 73581-400?: 73581-400 is the product NDC for Guaifenesin, Guaifenesin 600 mg/1 tablet, listed with the FDA by YYBA CORP. It has 2 package NDCs, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Guaifenesin.
What is the active ingredient?: Guaifenesin.
Who is the labeler?: YYBA CORP, NDC labeler code 73581. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Guaifenesin?: 63 other product NDCs are listed under this name. See all Guaifenesin 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 Guaifenesin NDCs
Product	Strength	Form · route	Labeler	Product NDC	Package NDCs (11-digit)
Guaifenesin	Guaifenesin 1200 mg/1	Tablet, Extended releaseOral	INNOVUS PHARMACEUTICALS, INC.	57483-144	57483-0144-28
Guaifenesin	Guaifenesin 1200 mg/1	Tablet, Extended releaseOral	Aurohealth LLC	58602-857	58602-0857-93
Guaifenesinguaifenesin 400 mg	Guaifenesin 400 mg/1	TabletOral	Zennova LLC	81993-002	81993-0002-0181993-0002-0281993-0002-03+2 more
Guaifenesin	Guaifenesin 1200 mg/1	Tablet, Extended releaseOral	TOPCO ASSOCIATES LLC	76162-031	76162-0031-56
Guaifenesin	Guaifenesin 1200 mg/1	Tablet, Extended releaseOral	Sam's West Inc	68196-960	68196-0960-56
Guaifenesin	Guaifenesin 100 mg/5mL	LiquidOral	KESIN PHARMA CORPORATION	81033-102	81033-0102-16
Guaifenesin	Guaifenesin 100 mg/5mL	SolutionOral	American Health Packaging	60687-852	60687-0852-17
Guaifenesin	Guaifenesin 200 mg/10mL	SolutionOral	American Health Packaging	60687-863	60687-0863-56
Guaifenesin	Guaifenesin 300 mg/15mL	SolutionOral	American Health Packaging	60687-874	60687-0874-16
Guaifenesin	Guaifenesin 1200 mg/1	Tablet, Extended releaseOral	GRANULES USA, INC.	69848-018	69848-0018-16

All 64 Guaifenesin NDCs

Other NDCs under ANDA 209215

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

FDA NDC Directory listings under ANDA 209215
Product	Strength	Form · route	Labeler	Product NDC
Equate Mucus Reliefguaifenesin	Guaifenesin 1200 mg/1	Tablet, Extended releaseOral	Wal-Mart Stores, Inc.	49035-284
Foster and Thrive Mucus Reliefguaifenesin	Guaifenesin 600 mg/1	Tablet, Extended releaseOral	Strategic Sourcing Services LLC	70677-1013
Guaifenesin Extended Release 600 mgguaifenesin	Guaifenesin 600 mg/1	Tablet, Extended releaseOral	Wal-Mart Stores, Inc.	79903-271
Guaifenesin Extended-Release 1200 mgguaifenesin	Guaifenesin 1200 mg/1	Tablet, Extended releaseOral	Guardian Drug Company	53041-234
Guaifenesin Extended-Release 600 mgguaifenesin	Guaifenesin 600 mg/1	Tablet, Extended releaseOral	Guardian Drug Company	53041-233
Maximum Strength Mucus Reliefguaifenesin	Guaifenesin 1200 mg/1	Tablet, Extended releaseOral	Strategic Sourcing Services LLC	70677-1320
Mucus Reliefguaifenesin	Guaifenesin 600 mg/1	Tablet, Extended releaseOral	NCS HealthCare of KY, LLC dba Vangard Labs	0615-8637
Mucus Reliefguaifenesin	Guaifenesin 600 mg/1	Tablet, Extended releaseOral	Major Pharmaceuticals	0904-6986
Mucus Reliefguaifenesin	Guaifenesin 600 mg/1	Tablet, Extended releaseOral	Discount Drug Mart, Inc	53943-233
Mucus Reliefguaifenesin	Guaifenesin 600 mg/1	Tablet, Extended releaseOral	McKesson Corporation dba SKY Packaging	63739-067
Mucus Reliefguaifenesin	Guaifenesin 600 mg/1	Tablet, Extended releaseOral	Bryant Ranch Prepack	71335-2642
Mucus Reliefguaifenesin	Guaifenesin 600 mg/1	Tablet, Extended releaseOral	Aphena Pharma Solutions - Tennessee, LLC	71610-499
Mucus Reliefguaifenesin	Guaifenesin 1200 mg/1	Tablet, Extended releaseOral	YYBA Corp	73581-403
Mucus Relief 600 mgguaifenesin	Guaifenesin 600 mg/1	Tablet, Extended releaseOral	Guardian Drug Company	53041-190
Mucus Relief Maxguaifenesin	Guaifenesin 1200 mg/1	Tablet, Extended releaseOral	Discount Drug Mart, Inc	53943-234
Mucus Relief Maximum Strength 1200 mgguaifenesin	Guaifenesin 1200 mg/1	Tablet, Extended releaseOral	Guardian Drug Company	53041-191
Topco Mucus Reliefguaifenesin	Guaifenesin 600 mg/1	Tablet, Extended releaseOral	Topco Associates, LLC	36800-226