NDC codes

FDA NDC Directory
Product NDC (as listed)81993-002Labeler and product segments. Claims need a package NDC.
Product NDC at billing width81993-0002Add 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
81993-002-01819930002018199300020114 TABLET in 1 BOTTLE (81993-002-01)Marketed from Jul 1, 2026
81993-002-02819930002028199300020260 TABLET in 1 BOTTLE (81993-002-02)Marketed from Jul 1, 2026
81993-002-038199300020381993000203100 TABLET in 1 BOTTLE (81993-002-03)Marketed from Jul 1, 2026
81993-002-048199300020481993000204200 TABLET in 1 BOTTLE (81993-002-04)Marketed from Jul 1, 2026
81993-002-058199300020581993000205300 TABLET in 1 BOTTLE (81993-002-05)Marketed from Jul 1, 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 400 mg
Active ingredients
Guaifenesin — 400 mg/1
Dosage form
Tablet
Route
Oral
Labeler
Zennova LLCNDC labeler code 81993
Product type
Over-the-counter drug
Marketing category
OTC monograph drugApplication M 012
Marketing start
Listing expires
Other FDA classes
Decreased Respiratory Secretion Viscosity (Physiologic effect)Increased Respiratory Secretions (Physiologic effect)
Identifiers
Product ID 81993-002_5c4d3300-6a1a-f516-e063-6294a90a10ceSPL ID 5c4d3300-6a1a-f516-e063-6294a90a10ce
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

N481993000201 followed by a unit qualifier and the quantity

Package 81993-0002-01. 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

The FDA listing for this product does not reference a label (SPL) set.

About NDC 81993-002

What is NDC 81993-002?
81993-002 is the product NDC for Guaifenesin (guaifenesin 400 mg), Guaifenesin 400 mg/1 tablet, listed with the FDA by Zennova LLC. It has 5 package NDCs, shown above in 10- and 11-digit form.
What drug is associated with this NDC?
Guaifenesin (Guaifenesin 400 mg).
What is the active ingredient?
Guaifenesin.
Who is the labeler?
Zennova LLC, NDC labeler code 81993. 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?
61 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
ProductStrengthForm · routeLabelerProduct NDCPackage NDCs (11-digit)
GuaifenesinGuaifenesin 1200 mg/1Tablet, Extended releaseOralAurohealth LLC58602-85758602-0857-93
GuaifenesinGuaifenesin 1200 mg/1Tablet, Extended releaseOralTOPCO ASSOCIATES LLC76162-03176162-0031-56
GuaifenesinGuaifenesin 600 mg/1TabletOralYYBA CORP73581-40073581-0400-0273581-0400-07
GuaifenesinGuaifenesin 1200 mg/1Tablet, Extended releaseOralSam's West Inc68196-96068196-0960-56
GuaifenesinGuaifenesin 100 mg/5mLSolutionOralAmerican Health Packaging60687-85260687-0852-17
GuaifenesinGuaifenesin 200 mg/10mLSolutionOralAmerican Health Packaging60687-86360687-0863-56
GuaifenesinGuaifenesin 300 mg/15mLSolutionOralAmerican Health Packaging60687-87460687-0874-16
GuaifenesinGuaifenesin 1200 mg/1Tablet, Extended releaseOralGRANULES USA, INC.69848-01869848-0018-16
GuaifenesinGuaifenesin 600 mg/1TabletOralTARGET CORPORATION11673-53911673-0539-02
GuaifenesinGuaifenesin 1200 mg/1TabletOralTARGET CORPORATION11673-84011673-0840-2711673-0840-28

All 62 Guaifenesin NDCs

Other NDCs under M 012

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

FDA NDC Directory listings under M 012
ProductStrengthForm · routeLabelerProduct NDC
Allergy Reliefdiphenhydramine hydrochlorideDiphenhydramine hydrochloride 25 mg/1Tablet, Film coatedOralWALGREENS0363-0100
CVS Health No Dripnasal mistOxymetazoline hydrochloride .05 g/100mLSprayNasalCVS PHARMACY,INC.69842-815
Vicks NyQuil VapoCOOL Severe COLD and FLU plus CONGESTIONacetaminophen, phenylephrine hydrochloride, doxylamine succinate, and dextromethorphan hydrobromideAcetaminophen 325 mg/1 + 3 more ingredientsTablet, CoatedOralThe Procter & Gamble Manufacturing Company69423-986
Cold and Flu Nighttimeacetaminophen, dextromethorphan hbr, doxylamine succinateAcetaminophen 650 mg/30mL + 2 more ingredientsSolutionOralLidl US LLC71141-180
basic care tussin dm maxdextromethorphan hbr, guaifenesinDextromethorphan hydrobromide 20 mg/20mL; Guaifenesin 400 mg/20mLSolutionOralAmazon.com Services LLC72288-293
Menthol Cough Drops Honey Vanilla FlavormentholMenthol 2.5 mg/1LozengeOralXiamen Kang Zhongyuan Biotechnology Co., Ltd.83698-013
equate daytime nighttime cold and fluacetaminophen, dextromethorphan hydrobromide, doxylamine succinate, guaifenesen, phenylephrine hydrochloride—KitSixarp, LLC59368-459
Nasal Decongestant Maximum Strengthpseudoephedrine hclPseudoephedrine hydrochloride 30 mg/1Tablet, Film coatedOralBetter Living Brands, LLC21130-112
Medicated Chest Rubcamphor, menthol, eucalyptus oilCamphor (Synthetic) 4.8 g/100g + 2 more ingredientsCreamTopicalJell Pharmaceuticals Pvt Ltd.30400-701
equaline nighttime cold and flu reliefacetaminophen, dextromethorphan hbr, doxylamine succinateAcetaminophen 650 mg/30mL + 2 more ingredientsSolutionOralUnited Natural Foods, Inc. dba UNFI41163-459
NiteTime Cold and Fluacetaminophen, dextromethorphan hydrobromide, doxylamine succinateAcetaminophen 650 mg/30mL + 2 more ingredientsLiquidOralEQUATE (Wal-Mart Stores, Inc.) (see also WAL-MART INC)49035-044
Childrens Dye Free Allergydiphenhydramine hydrochlorideDiphenhydramine hydrochloride 12.5 mg/5mLLiquidOralP & L Development, LLC49580-0293
Discount Drug Mart Original Nasaloxymetazoline hydrochlorideOxymetazoline hydrochloride .05 g/100mLSprayNasalDISCOUNT DRUG MART53943-715
Cold, Flu and Sore Throatacetaminophen, dextromethorphan hbr, guaifenesin, phenylephrine hclAcetaminophen 650 mg/20mL + 3 more ingredientsSolutionOralFamily Dollar Services Inc55319-705
DG Health Cold and Flu Severeacetaminophen, dextromethorphan hydrobromide, doxylamine succinate, phenylephrine hydrochlorideAcetaminophen 325 mg/15mL + 3 more ingredientsSolutionOralDolgencorp Inc55910-928
Robitussin Severe Multi-Symptom Cough Cold Fluacetaminophen, dextromethorphan hydrobromide, guaifenesin, phenylephrine hydrochlorideAcetaminophen 650 mg/20mL + 3 more ingredientsLiquidOralHaleon US Holdings LLC0031-8751
Afrin No Drip Pump Mist Bundle Packoxymetazoline hydrochloride—KitNasalBayer HealthCare LLC.11523-0147
Cold Medicine XL3acetaminophen chlorpheniramine maleate phenylepherine hydrochlorideAcetaminophen 325 mg/1 + 2 more ingredientsTabletOralSelder, S.A. de C.V.63654-605
Nasal Spray, 1oz, 24/7 Life by 7-Elevenoxymetazoline hcl nasal solution 0.05%Oxymetazoline hydrochloride .05 g/100mLSprayNasalLil' Drug Store Products, Inc.66715-5526
Vicks childrens Cough Congestionphenylephrine hcl, dextromethorphan hbr, guaifenesinDextromethorphan hydrobromide 10 mg/15mL + 2 more ingredientsLiquidOralThe Procter & Gamble Manufacturing Company69423-982

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