NDC codes

FDA NDC Directory
Product NDC (as listed)71335-2631Labeler and product segments. Claims need a package NDC.
Product NDC at billing width71335-2631Add 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
71335-2631-17133526310130 TABLET in 1 BOTTLE (71335-2631-1)Marketed from Jun 2, 2025
71335-2631-27133526310290 TABLET in 1 BOTTLE (71335-2631-2)Marketed from Jun 2, 2025
71335-2631-37133526310360 TABLET in 1 BOTTLE (71335-2631-3)Marketed from Jun 2, 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)
Triamterene and Hydrochlorothiazide
Generic name (nonproprietary)
triamterene and hydrochlorothiazide
Active ingredients
Triamterene — 37.5 mg/1Hydrochlorothiazide — 25 mg/1
Dosage form
Tablet
Route
Oral
Product type
Prescription drug
Marketing category
ANDA — Abbreviated New Drug Application (generic)Application ANDA 216211
Marketing start
Listing expires
Other FDA classes
Decreased Renal K+ Excretion (Physiologic effect)Increased Diuresis (Physiologic effect)Increased Diuresis (Physiologic effect)Thiazides (Chemical structure)
Identifiers
Product ID 71335-2631_16e03f36-3f3e-4ea4-8ef1-ac19576a5297SPL ID 16e03f36-3f3e-4ea4-8ef1-ac19576a5297SPL set ID e7c34985-a8be-45d3-9273-2b13e2f6b7b2RxCUI 310812UNII WS821Z52LQ, 0J48LPH2TH
Pharmacologic class
Potassium-sparing Diuretic; Thiazide Diuretic

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

N471335263101 followed by a unit qualifier and the quantity

Package 71335-2631-01. 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 . This label includes a boxed warning.

Indications (excerpt from the label)

INDICATIONS AND USAGE: This fixed combination drug is not indicated for the initial therapy of edema or hypertension except in individuals in whom the development of hypokalemia cannot be risked. Triamterene and hydrochlorothiazide is indicated for the treatment of hypertension or edema in patients who develop hypokalemia on hydrochlorothiazide alone. Triamterene and hydrochlorothiazide is also indicated for those patients who require a thiazide diuretic and in whom the development of hypokalemia cannot be risked (e.g., patients on concomitant digitalis preparations, or with a history of cardiac arrhythmias, etc.). Triamterene and hydrochlorothiazide may be used alone or in combination with …

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

Other NDCs under ANDA 216211

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

FDA NDC Directory listings under ANDA 216211
ProductStrengthForm · routeLabelerProduct NDC
Triamterene and HydrochlorothiazideTriamterene 37.5 mg/1; Hydrochlorothiazide 25 mg/1TabletOralBryant Ranch Prepack71335-2806
Triamterene and HydrochlorothiazideTriamterene 37.5 mg/1; Hydrochlorothiazide 25 mg/1TabletOralNorthwind Health Company, LLC82868-006
Triamterene and HydrochlorothiazideTriamterene 75 mg/1; Hydrochlorothiazide 50 mg/1TabletOralNorthwind Health Company, LLC82868-032
Triamterene and HydrochlorothiazideTriamterene 75 mg/1; Hydrochlorothiazide 50 mg/1TabletOralBryant Ranch Prepack71335-2338
Triamterene and HydrochlorothiazideTriamterene 75 mg/1; Hydrochlorothiazide 50 mg/1TabletOralPreferred Pharmaceuticals Inc.68788-8624
Triamterene and HydrochlorothiazideTriamterene 75 mg/1; Hydrochlorothiazide 50 mg/1TabletOralAdvagen Pharma Ltd72888-095
Triamterene and HydrochlorothiazideTriamterene 37.5 mg/1; Hydrochlorothiazide 25 mg/1TabletOralAdvagen Pharma Ltd72888-094
Triamterene and HydrochlorothiazideTriamterene 75 mg/1; Hydrochlorothiazide 50 mg/1TabletOralREMEDYREPACK INC.70518-4351

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