What is NDC 50332-0150?

50332-0150 is the product NDC for Histaprin (diphenhydramine), Diphenhydramine hydrochloride 25 mg/1 tablet, listed with the FDA by NorMed. It has 1 package NDC, shown above in 10- and 11-digit form.

NorMed, NDC labeler code 50332. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Histaprin?

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.

Histaprin NDC 50332-0150 | National Drug Code

NDC codes

FDA NDC Directory

Product NDC (as listed)50332-0150Labeler and product segments. Claims need a package NDC.

Product NDC at billing width50332-0150Add 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
50332-0150-4	50332015004	50 PACKET in 1 BOX, UNIT-DOSE (50332-0150-4) / 1 TABLET in 1 PACKETMarketed from Jan 1, 2023

How the 11-digit form is made: The package segment has 1 digit, so one leading zero is added to it (5-4-1 → 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): Histaprin
Generic name (nonproprietary): diphenhydramine
Active ingredients: Diphenhydramine hydrochloride — 25 mg/1
Dosage form: Tablet
Route: Oral
Labeler: NorMedNDC labeler code 50332
Product type: Over-the-counter drug
Marketing category: OTC monograph drugApplication M
Marketing start: Jan 1, 2023
Listing expires: Dec 31, 2027
Other FDA classes: Histamine H1 Receptor Antagonists (Mechanism)
Identifiers: Product ID 50332-0150_675ce74c-0894-4272-85ba-086f33459a9aSPL ID 675ce74c-0894-4272-85ba-086f33459a9aSPL set ID 38786a65-a12b-4479-b63c-b7c15410da04RxCUI 1049630UNII TC2D6JAD40
Pharmacologic class: Histamine-1 Receptor Antagonist

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

N450332015004 followed by a unit qualifier and the quantity

Package 50332-0150-04. 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 14, 2026.

Indications (excerpt from the label)

Uses: Temporarily relieves these symptoms due to the common cold, hay fever, or other upper respiratory allergies: runny nose sneezing itching of the nose or throat itchy, watery eyes

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 50332-0150

What is NDC 50332-0150?: 50332-0150 is the product NDC for Histaprin (diphenhydramine), Diphenhydramine hydrochloride 25 mg/1 tablet, listed with the FDA by NorMed. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Histaprin (Diphenhydramine).
What is the active ingredient?: Diphenhydramine hydrochloride.
Who is the labeler?: NorMed, NDC labeler code 50332. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Histaprin?: 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.

Other NDCs under M

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

FDA NDC Directory listings under M
Product	Strength	Form · route	Labeler	Product NDC
Ab 3000benzalkonium chloride	Benzalkonium chloride .13 kg/100kg	LiquidTopical	Chemco	63039-1006
Adult Low Dose Aspirinaspirin	Aspirin 81 mg/1	Tablet, Delayed releaseOral	Pharbest Pharmaceuticals, Inc.	16103-356
Alcoholisopropyl alcohol	Isopropyl alcohol .7 g/g	SwabTopical	HART Health	50332-0046
Alcoholisopropyl alcohol	Isopropyl alcohol 70 mL/100mL	SprayTopical	NorMed	50332-0213
Alcoholisopropyl alcohol	Isopropyl alcohol 70 mL/100mL	SprayTopical	NorMed	50332-0223
Aluminum Hydroxide	Aluminum hydroxide 320 mg/5mL	LiquidOral	ATLANTIC BIOLOGICALS CORP.	17856-0091
Antibacterial Handsoapbenzalkonium chloride	Benzalkonium chloride .13 g/.1L	LiquidTopical	Chemcor Chemical Corporation	68041-604
Antibacterial Liquid Handbenzalkonium chloride	Benzalkonium chloride 13 kg/100kg	LiquidTopical	Morgan Gallacher Inc. DBA Custom Chemical Formulators Inc.	50241-317
Anua Zero-Cast Moisturizing Finish Sunscreen SPF 50avobenzone, homosalate, octisalate, octocrylene	Avobenzone 30 mg/mL + 3 more ingredients	LotionTopical	ENGLEWOOD LAB, INC.	14268-169
Aspirin	Aspirin 325 mg/1	TabletOral	HART Health	50332-0139
Aspirin Low Dose Chewable Orangeaspirin	Aspirin 81 mg/1	Tablet, ChewableOral	ATLANTIC BIOLOGICALS CORP.	17856-6794
Bandagebenzocaine and benzethonium chloride	Benzethonium chloride 170 mg/85g; Benzocaine 2720 mg/85g	Aerosol, SprayTopical	HART Health	50332-0218
Blood Clottingbenzethonium chloride and lidocaine	Lidocaine 3400 mg/85g; Benzethonium chloride 170 mg/85g	Aerosol, SprayTopical	HART Health	50332-0217
Bonica EaseX Pain Relievingcamphor (synthetic), menthol, methyl salicylate	Camphor (Synthetic) 31 mg/g + 2 more ingredients	PatchTopical	Planet (Anhui) Pharmaceutical Co., Ltd.	75568-036
Broncochem Cold And Flu Teaacetaminophen-phenylephrine hydrochloride-chlorpheniramine maleate	Acetaminophen 500 mg/13g; Chlorpheniramine maleate 4 mg/13g	Granule, For solutionOral	LABORATORIO MAGNACHEM INTERNATIONAL SRL	65131-097
Broncochem Expectorant IIacetaminophen-chlorpheniramine maleate-dextromethorphan hbr-guaifenesin-phenylephrine hcl	Acetaminophen 325 mg/10mL + 3 more ingredients	SyrupOral	LABORATORIO MAGNACHEM INTERNATIONAL SRL	65131-011
Broncochem Kids Cold And Fluacetaminophen-phenylephrine hcl-guaifenesin	Acetaminophen 325 mg/10mL + 2 more ingredients	SyrupOral	LABORATORIO MAGNACHEM INTERNATIONAL SRL	65131-109
Broncochem Maximum Coughdextromethorphan hbr-gyaifenesin	Dextromethorphan hydrobromide 20 mg/10mL; Guaifenesin 400 mg/10mL	SyrupOral	LABORATORIO MAGNACHEM INTERNATIONAL SRL	65131-100
Broncochem Maximum Cough Kidsdextromethorphan hbr-guaifenesin	Dextromethorphan hydrobromide 10 mg/15mL; Guaifenesin 100 mg/15mL	SyrupOral	LABORATORIO MAGNACHEM INTERNATIONAL SRL	65131-180
Broncochem Maximum Cough Nightdextromethorphan hbr-pyrilamine maleate	Dextromethorphan hydrobromide 15 mg/5mL; Pyrilamine maleate 6 mg/5mL	SyrupOral	LABORATORIO MAGNACHEM INTERNATIONAL SRL	65131-035

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Histaprin (Diphenhydramine) NDC 50332-0150