NDC codes

FDA NDC Directory
Product NDC (as listed)42358-450Labeler and product segments. Claims need a package NDC.
Product NDC at billing width42358-0450Add 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
42358-450-30423580450301 BOTTLE, PLASTIC in 1 CARTON (42358-450-30) / 30 CAPSULE in 1 BOTTLE, PLASTICMarketed from Jul 2, 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)
Zokinvy
Generic name (nonproprietary)
lonafarnib
Active ingredients
Lonafarnib — 50 mg/1
Dosage form
Capsule
Route
Oral
Labeler
Sentynl Therapeutics, Inc.NDC labeler code 42358
Product type
Prescription drug
Marketing category
NDA — New Drug ApplicationApplication NDA 213969
Marketing start
Listing expires
Other FDA classes
Breast Cancer Resistance Protein Inhibitors (Mechanism)Cytochrome P450 2C19 Inhibitors (Mechanism)Cytochrome P450 2C8 Inhibitors (Mechanism)Cytochrome P450 3A Inhibitors (Mechanism)Farnesyltransferase Inhibitors (Mechanism)Organic Anion Transporting Polypeptide 1B1 Inhibitors (Mechanism)Organic Anion Transporting Polypeptide 1B3 Inhibitors (Mechanism)P-Glycoprotein Inhibitors (Mechanism)
Identifiers
Product ID 42358-450_027cd79f-a9a2-4038-9296-1f85299b55c5SPL ID 027cd79f-a9a2-4038-9296-1f85299b55c5SPL set ID 97391d0c-943e-4c5a-8423-68e163aa7f50RxCUI 2467582, 2467588, 2467590, 2467592UNII IOW153004FUPC 0342358450305, 0342358475308
Pharmacologic class
Farnesyltransferase Inhibitor

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

N442358045030 followed by a unit qualifier and the quantity

Package 42358-0450-30. 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 .

Indications (excerpt from the label)

ZOKINVY is indicated in patients 12 months of age and older with a body surface area (BSA) of 0.39 m 2 and above: To reduce the risk of mortality in Hutchinson-Gilford Progeria Syndrome (HGPS) For the treatment of processing-deficient Progeroid Laminopathies with either: Heterozygous LMNA mutation with progerin-like protein accumulation Homozygous or compound heterozygous ZMPSTE24 mutations ZOKINVY is a farnesyltransferase inhibitor indicated in patients 12 months of age and older with a body surface area of 0.39 m 2 and above: ( 1 ) To reduce risk of mortality in Hutchinson-Gilford Progeria Syndrome. For treatment of processing-deficient Progeroid Laminopathies with either: Heterozygous LMN…

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 42358-450

What is NDC 42358-450?
42358-450 is the product NDC for Zokinvy (lonafarnib), Lonafarnib 50 mg/1 capsule, listed with the FDA by Sentynl Therapeutics, Inc.. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?
Zokinvy (Lonafarnib).
What is the active ingredient?
Lonafarnib.
Who is the labeler?
Sentynl Therapeutics, Inc., NDC labeler code 42358. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Zokinvy?
1 other product NDC are listed under this name. See all Zokinvy 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 Zokinvy NDCs
ProductStrengthForm · routeLabelerProduct NDCPackage NDCs (11-digit)
ZokinvylonafarnibLonafarnib 75 mg/1CapsuleOralSentynl Therapeutics, Inc.42358-47542358-0475-30

Other NDCs under NDA 213969

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

FDA NDC Directory listings under NDA 213969
ProductStrengthForm · routeLabelerProduct NDC
ZokinvylonafarnibLonafarnib 75 mg/1CapsuleOralSentynl Therapeutics, Inc.42358-475

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