What is NDC 59011-962?

59011-962 is the product NDC for Zurnai (nalmefene hydrochloride), Nalmefene hydrochloride 1.5 mg/.5mL injection, solution, listed with the FDA by Knoa Pharma LLC. It has 1 package NDC, shown above in 10- and 11-digit form.

What drug is associated with this NDC?

Zurnai (Nalmefene hydrochloride).

Knoa Pharma LLC, NDC labeler code 59011. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Zurnai?

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.

Zurnai NDC 59011-962 | National Drug Code

NDC codes

FDA NDC Directory

Product NDC (as listed)59011-962Labeler and product segments. Claims need a package NDC.

Product NDC at billing width59011-0962Add 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
59011-962-01	59011096201	1 SYRINGE, GLASS in 1 CARTON (59011-962-01) / .5 mL in 1 SYRINGE, GLASSMarketed from Aug 7, 2025

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): Zurnai
Generic name (nonproprietary): nalmefene hydrochloride
Active ingredients: Nalmefene hydrochloride — 1.5 mg/.5mL
Dosage form: Injection, Solution
Route: Intramuscular, Subcutaneous
Labeler: Knoa Pharma LLCNDC labeler code 59011
Product type: Prescription drug
Marketing category: NDA — New Drug ApplicationApplication NDA 218590
Marketing start: Aug 7, 2025
Listing expires: Dec 31, 2027
Other FDA classes: Opioid Antagonists (Mechanism)
Identifiers: Product ID 59011-962_beb55b30-239d-4590-941f-669647d5c494SPL ID beb55b30-239d-4590-941f-669647d5c494SPL set ID a59a5847-9fe4-4341-a203-be0a5e6d3e36RxCUI 2720806, 2720812UNII K7K69QC05XUPC 0359011962013
Pharmacologic class: Opioid 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

N459011096201 followed by a unit qualifier and the quantity

Package 59011-0962-01. 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

Current FDA label (SPL), effective Jul 31, 2026.

Indications (excerpt from the label)

ZURNAI is indicated for the emergency treatment of known or suspected opioid overdose induced by natural or synthetic opioids in adults and pediatric patients aged 12 years and older, as manifested by respiratory and/or central nervous system depression. ZURNAI is intended for immediate administration as emergency therapy in settings where opioids may be present. ZURNAI is not a substitute for emergency medical care. ZURNAI is an opioid antagonist indicated for the emergency treatment of known or suspected opioid overdose induced by natural or synthetic opioids in adults and pediatric patients aged 12 years and older, as manifested by respiratory and/or central nervous system depression. ( 1…

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 59011-962

What is NDC 59011-962?: 59011-962 is the product NDC for Zurnai (nalmefene hydrochloride), Nalmefene hydrochloride 1.5 mg/.5mL injection, solution, listed with the FDA by Knoa Pharma LLC. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Zurnai (Nalmefene hydrochloride).
What is the active ingredient?: Nalmefene hydrochloride.
Who is the labeler?: Knoa Pharma LLC, NDC labeler code 59011. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Zurnai?: 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.

Zurnai (Nalmefene hydrochloride) NDC 59011-962