Trospium Chloride ER (trospium chloride) NDC 71335-2931

NDC codes

FDA NDC Directory

Product NDC (as listed)71335-2931Labeler and product segments. Claims need a package NDC.

Product NDC at billing width71335-2931Add 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
71335-2931-1	71335293101	30 CAPSULE, EXTENDED RELEASE in 1 BOTTLE (71335-2931-1)Marketed from Oct 21, 2025

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): Trospium Chloride ERSuffix: ER
Generic name (nonproprietary): trospium chloride
Active ingredients: Trospium chloride — 60 mg/1
Dosage form: Capsule, Extended release
Route: Oral
Labeler: Bryant Ranch Prepack
Product type: Prescription drug
Marketing category: ANDA — Abbreviated New Drug Application (generic)Application ANDA 201291
Marketing start: Jun 7, 2013
Listing expires: Dec 31, 2026
Other FDA classes: Cholinergic Muscarinic Antagonists (Mechanism)
Identifiers: Product ID 71335-2931_2b79aaf7-efd4-41c8-9b7c-cf40935fc010SPL ID 2b79aaf7-efd4-41c8-9b7c-cf40935fc010SPL set ID c0a8f7d7-bc7e-4bf7-92c2-fcb2ab67f0e1RxCUI 857564UNII 1E6682427E
Pharmacologic class: Cholinergic Muscarinic 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

N471335293101 followed by a unit qualifier and the quantity

Package 71335-2931-01. 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 Oct 21, 2025.

Indications (excerpt from the label)

Trospium Chloride Extended-Release Capsules are a muscarinic antagonist indicated for the treatment of overactive bladder (OAB) with symptoms of urge urinary incontinence, urgency, and urinary frequency. Trospium Chloride Extended-Release Capsules are a muscarinic antagonist indicated for the treatment of overactive bladder (OAB) with symptoms of urge urinary incontinence, urgency, and urinary frequency. ( 1 )

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)