NDC codes

FDA NDC Directory
Product NDC (as listed)70518-4765Labeler and product segments. Claims need a package NDC.
Product NDC at billing width70518-4765Add 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
70518-4765-17051847650125 VIAL in 1 CARTON (70518-4765-1) / 1 mL in 1 VIAL (70518-4765-0)Marketed from Sep 25, 2026

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)
Diphenhydramine
Generic name (nonproprietary)
diphenhydramine hydrochloride
Active ingredients
Diphenhydramine hydrochloride — 50 mg/mL
Dosage form
Injection, Solution
Route
Intramuscular, Intravenous
Labeler
REMEDYREPACK INC.NDC labeler code 70518
Product type
Prescription drug
Marketing category
ANDA — Abbreviated New Drug Application (generic)Application ANDA 205723
Marketing start
Listing expires
Other FDA classes
Histamine H1 Receptor Antagonists (Mechanism)
Identifiers
Product ID 70518-4765_5c8a86ee-4da0-0b52-e063-6294a90a5962SPL ID 5c8a86ee-4da0-0b52-e063-6294a90a5962
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 drug-specific HCPCS code in Med-Code's directory for this product. The directory is curated and not complete — check the current CMS HCPCS file before billing.

Administration

Drug administration (CPT 96360–96549)

When a clinician administers the drug, the administration is reported separately. Codes in this range cover hydration, therapeutic injections and infusions, and chemotherapy or other complex drug administration. The right code depends on route, duration and drug type, and self-administered drugs are not billed this way.

How CPT relates to drug billing

NDC on a medical claim

N470518476501 followed by a unit qualifier and the quantity

Package 70518-4765-01. 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 70518-4765

What is NDC 70518-4765?
70518-4765 is the product NDC for Diphenhydramine (diphenhydramine hydrochloride), Diphenhydramine hydrochloride 50 mg/mL injection, solution, listed with the FDA by REMEDYREPACK INC.. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?
Diphenhydramine (Diphenhydramine Hydrochloride).
What is the active ingredient?
Diphenhydramine hydrochloride.
Who is the labeler?
REMEDYREPACK INC., NDC labeler code 70518. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Diphenhydramine?
7 other product NDCs are listed under this name. See all Diphenhydramine 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 Diphenhydramine NDCs
ProductStrengthForm · routeLabelerProduct NDCPackage NDCs (11-digit)
Diphenhydraminediphenhydramine hydrochlorideDiphenhydramine hydrochloride 50 mg/mLInjection, SolutionIntramuscular, IntravenousAvenacy, LLC83634-78183634-0781-01
Diphenhydraminediphenhydramine hydrochlorideDiphenhydramine hydrochloride 50 mg/mLInjection, SolutionIntramuscular, IntravenousFresenius Kabi USA, LLC65219-82065219-0820-01
Diphenhydraminediphenhydramine hydrochlorideDiphenhydramine hydrochloride 50 mg/mLInjection, SolutionIntramuscular, IntravenousMicro Labs Limited42571-33742571-0337-5642571-0337-7842571-0337-87
Diphenhydraminediphenhydramine hydrochlorideDiphenhydramine hydrochloride 50 mg/mLInjection, SolutionIntramuscular, IntravenousMicro Labs Limited42571-16942571-0169-55
Diphenhydraminediphenhydramine hydrochlorideDiphenhydramine hydrochloride 25 mg/1Tablet, CoatedOralAAA Pharmaceutical, Inc.57344-09057344-0090-0257344-0090-03
Diphenhydraminediphenhydramine hydrochlorideDiphenhydramine hydrochloride 50 mg/mLInjection, SolutionIntramuscular, IntravenousFresenius Kabi USA, LLC63323-66463323-0664-16
Diphenhydraminediphenhydramine hydrochlorideDiphenhydramine hydrochloride 50 mg/mLInjection, SolutionIntramuscular, IntravenousFresenius Kabi USA, LLC63323-66463323-0664-01

Other NDCs under ANDA 205723

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

FDA NDC Directory listings under ANDA 205723
ProductStrengthForm · routeLabelerProduct NDC
Diphenhydramine HydrochlorideDiphenhydramine hydrochloride 50 mg/mLInjection, SolutionIntramuscular, IntravenousArmas Pharmaceuticals Inc.72485-101
Diphenhydramine HydrochlorideDiphenhydramine hydrochloride 50 mg/mLInjection, SolutionIntramuscular, IntravenousProPharma Distribution84549-101
Diphenhydraminediphenhydramine hydrochlorideDiphenhydramine hydrochloride 50 mg/mLInjection, SolutionIntramuscular, IntravenousMicro Labs Limited42571-169
Diphenhydraminediphenhydramine hydrochlorideDiphenhydramine hydrochloride 50 mg/mLInjection, SolutionIntramuscular, IntravenousMicro Labs Limited42571-337
Diphenhydramine HydrochlorideDiphenhydramine hydrochloride 50 mg/mLInjection, SolutionIntramuscular, IntravenousMedical Purchasing Solutions, LLC71872-7180

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