NDC codes

FDA NDC Directory
Product NDC (as listed)70518-4593Labeler and product segments. Claims need a package NDC.
Product NDC at billing width70518-4593Add 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
70518-4593-07051845930030 POUCH in 1 BOX (70518-4593-0) / 1 TABLET, FILM COATED in 1 POUCH (70518-4593-1)Marketed from Mar 23, 2026
70518-4593-27051845930260 POUCH in 1 BOX (70518-4593-2) / 1 TABLET, FILM COATED in 1 POUCH (70518-4593-1)Marketed from Apr 1, 2026
70518-4593-370518459303100 POUCH in 1 BOX (70518-4593-3) / 1 TABLET, FILM COATED in 1 POUCH (70518-4593-1)Marketed from Apr 6, 2026
70518-4593-47051845930450 POUCH in 1 BOX (70518-4593-4) / 1 TABLET, FILM COATED in 1 POUCH (70518-4593-1)Marketed from Apr 23, 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)
Trospium Chloride
Generic name (nonproprietary)
trospium chloride
Active ingredients
Trospium chloride — 20 mg/1
Dosage form
Tablet, Film coated
Route
Oral
Product type
Prescription drug
Marketing category
ANDA — Abbreviated New Drug Application (generic)Application ANDA 204945
Marketing start
Listing expires
Other FDA classes
Cholinergic Muscarinic Antagonists (Mechanism)
Identifiers
Product ID 70518-4593_502530ff-ea3c-2d59-e063-6394a90a3345SPL ID 502530ff-ea3c-2d59-e063-6394a90a3345SPL set ID 48d1b484-ee0a-4d66-9b45-4ba34e65ed13RxCUI 857560UNII 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

N470518459300 followed by a unit qualifier and the quantity

Package 70518-4593-00. 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)

Trospium chloride tablets are a muscarinic antagonist indicated for the treatment of overactive bladder (OAB) with symptoms of urge urinary incontinence, urgency, and urinary frequency. Trospium chloride tablets 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)

Other NDCs under ANDA 204945

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

FDA NDC Directory listings under ANDA 204945
ProductStrengthForm · routeLabelerProduct NDC
Trospium ChlorideTrospium chloride 20 mg/1Tablet, Film coatedOralChartwell RX, LLC62135-742
Trospium ChlorideTrospium chloride 20 mg/1Tablet, Film coatedOralHeritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.23155-530
Trospium ChlorideTrospium chloride 20 mg/1Tablet, Film coatedOralMAJOR PHARMACEUTICALS0904-7619
Trospium ChlorideTrospium chloride 20 mg/1Tablet, Film coatedOralAphena Pharma Solutions - Tennessee, LLC71610-812
Trospium ChlorideTrospium chloride 20 mg/1Tablet, Film coatedOralMajor Pharmaceuticals0904-7059

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