NDC codes

FDA NDC Directory
Product NDC (as listed)51224-118Labeler and product segments. Claims need a package NDC.
Product NDC at billing width51224-0118Add 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
51224-118-5051224011850100 TABLET in 1 BOTTLE (51224-118-50)Marketed from Aug 5, 2022
51224-118-70512240118701000 TABLET in 1 BOTTLE (51224-118-70)Marketed from Aug 5, 2022

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)
Chlorthalidone
Generic name (nonproprietary)
chlorthalidone
Active ingredients
Chlorthalidone — 50 mg/1
Dosage form
Tablet
Route
Oral
Product type
Prescription drug
Marketing category
ANDA — Abbreviated New Drug Application (generic)Application ANDA 212875
Marketing start
Listing expires
Other FDA classes
Increased Diuresis (Physiologic effect)
Identifiers
Product ID 51224-118_98c8ff40-9e00-4793-ba69-5e36ced32984SPL ID 98c8ff40-9e00-4793-ba69-5e36ced32984SPL set ID bd92c59b-3a65-47c3-b3c8-37090b4ae464RxCUI 197499, 197500UNII Q0MQD1073Q
Pharmacologic class
Thiazide-like 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

N451224011850 followed by a unit qualifier and the quantity

Package 51224-0118-50. 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)

INDICATIONS AND USAGE Diuretics such as chlorthalidone are indicated in the management of hypertension either as the sole therapeutic agent or to enhance the effect of other antihypertensive drugs in the more severe forms of hypertension. Chlorthalidone is indicated as adjunctive therapy in edema associated with congestive heart failure, hepatic cirrhosis, and corticosteroid and estrogen therapy. Chlorthalidone has also been found useful in edema due to various forms of renal dysfunction, such as nephrotic syndrome, acute glomerulonephritis, and chronic renal failure. Usage in Pregnancy The routine use of diuretics in an otherwise healthy woman is inappropriate and exposes mother and fetus t…

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

Other NDCs under ANDA 212875

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

FDA NDC Directory listings under ANDA 212875
ProductStrengthForm · routeLabelerProduct NDC
ChlorthalidoneChlorthalidone 50 mg/1TabletOralBryant Ranch Prepack72162-2134

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