What is NDC 72603-933?

72603-933 is the product NDC for Tolvaptan, Tolvaptan 30 mg/1 tablet, listed with the FDA by Northstar Rx LLC. It has 1 package NDC, shown above in 10- and 11-digit form.

Northstar Rx LLC, NDC labeler code 72603. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Tolvaptan?

41 other product NDCs are listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

Tolvaptan NDC 72603-933 | National Drug Code

NDC codes

FDA NDC Directory

Product NDC (as listed)72603-933Labeler and product segments. Claims need a package NDC.

Product NDC at billing width72603-0933Add 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
72603-933-01	7260309330172603093301	1 BLISTER PACK in 1 CARTON (72603-933-01) / 10 TABLET in 1 BLISTER PACKMarketed 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): Tolvaptan
Generic name (nonproprietary): tolvaptan
Active ingredients: Tolvaptan — 30 mg/1
Dosage form: Tablet
Route: Oral
Labeler: Northstar Rx LLCNDC labeler code 72603
Product type: Prescription drug
Marketing category: ANDA — Abbreviated New Drug Application (generic)Application ANDA 216949
Marketing start: Jun 21, 2023
Listing expires: Dec 31, 2027
Other FDA classes: Vasopressin V2 Receptor Antagonists (Mechanism)
Identifiers: Product ID 72603-933_3dd69146-6f15-4c54-a6d9-7408e6c41548SPL ID 3dd69146-6f15-4c54-a6d9-7408e6c41548SPL set ID c075d517-f4c8-469a-9f51-416ef61c6a83RxCUI 849827, 849833UNII 21G72T1950
Pharmacologic class: Vasopressin V2 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

N472603093301 followed by a unit qualifier and the quantity

Package 72603-0933-01. 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 Apr 24, 2026. This label includes a boxed warning.

Indications (excerpt from the label)

Tolvaptan tablets are indicated for the treatment of clinically significant hypervolemic and euvolemic hyponatremia (serum sodium <125 mEq/L or less marked hyponatremia that is symptomatic and has resisted correction with fluid restriction), including patients with heart failure and Syndrome of Inappropriate Antidiuretic Hormone (SIADH). Limitations of Use Patients requiring intervention to raise serum sodium urgently to prevent or to treat serious neurological symptoms should not be treated with tolvaptan tablets. It has not been established that raising serum sodium with tolvaptan tablets provides a symptomatic benefit to patients. Tolvaptan tablets are a selective vasopressin V 2 -recepto…

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 72603-933

What is NDC 72603-933?: 72603-933 is the product NDC for Tolvaptan, Tolvaptan 30 mg/1 tablet, listed with the FDA by Northstar Rx LLC. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Tolvaptan.
What is the active ingredient?: Tolvaptan.
Who is the labeler?: Northstar Rx LLC, NDC labeler code 72603. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Tolvaptan?: 41 other product NDCs are listed under this name. See all Tolvaptan 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 Tolvaptan NDCs
Product	Strength	Form · route	Labeler	Product NDC	Package NDCs (11-digit)
Tolvaptan	Tolvaptan 15 mg/1	TabletOral	Ascend Laboratories, LLC	67877-915	67877-0915-30
Tolvaptan	Tolvaptan 30 mg/1	TabletOral	Ascend Laboratories, LLC	67877-916	67877-0916-30
Tolvaptan	Tolvaptan 45 mg/1	TabletOral	Ascend Laboratories, LLC	67877-917	67877-0917-30
Tolvaptan	Tolvaptan 60 mg/1	TabletOral	Ascend Laboratories, LLC	67877-918	67877-0918-30
Tolvaptan	Tolvaptan 90 mg/1	TabletOral	Ascend Laboratories, LLC	67877-919	67877-0919-30
Tolvaptan	—	Kit	Ascend Laboratories, LLC	67877-920	67877-0920-54
Tolvaptan	—	Kit	Ascend Laboratories, LLC	67877-921	67877-0921-54
Tolvaptan	—	Kit	Ascend Laboratories, LLC	67877-922	67877-0922-54
Tolvaptan	—	Kit	Ascend Laboratories, LLC	67877-923	67877-0923-54
Tolvaptan	—	Kit	Ascend Laboratories, LLC	67877-924	67877-0924-54

All 42 Tolvaptan NDCs

Other NDCs under ANDA 216949

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

FDA NDC Directory listings under ANDA 216949
Product	Strength	Form · route	Labeler	Product NDC
Tolvaptan	Tolvaptan 15 mg/1	TabletOral	Novadoz Pharmaceuticals LLC	72205-130
Tolvaptan	Tolvaptan 30 mg/1	TabletOral	Novadoz Pharmaceuticals LLC	72205-131
Tolvaptan	Tolvaptan 15 mg/1	TabletOral	Northstar Rx LLC	72603-932