NDC codes

FDA NDC Directory
Product NDC (as listed)31722-042Labeler and product segments. Claims need a package NDC.
Product NDC at billing width31722-0042Add 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
31722-042-47317220042471 BOTTLE in 1 CARTON (31722-042-47) / 473 mL in 1 BOTTLEMarketed from Mar 13, 2025

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)
Metformin Hydrochloride
Generic name (nonproprietary)
metformin hydrochloride
Active ingredients
Metformin hydrochloride — 500 mg/5mL
Dosage form
Solution
Route
Oral
Product type
Prescription drug
Marketing category
ANDA — Abbreviated New Drug Application (generic)Application ANDA 215008
Marketing start
Listing expires
Other FDA classes
Biguanides (Chemical structure)
Identifiers
Product ID 31722-042_5af39aa6-2d68-870a-e063-6394a90a1560SPL ID 5af39aa6-2d68-870a-e063-6394a90a1560SPL set ID 7cc02a26-5c22-445b-ad8f-3e7570c143d3RxCUI 861025UNII 786Z46389EUPC 0331722042475
Pharmacologic class
Biguanide

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

N431722004247 followed by a unit qualifier and the quantity

Package 31722-0042-47. 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)

Metformin hydrochloride oral solution is indicated as an adjunct to diet and exercise to improve glycemic control in adults and pediatric patients 10 years of age and older with type 2 diabetes mellitus. Metformin hydrochloride is a biguanide indicated as an adjunct to diet and exercise to improve glycemic control in adults and pediatric patients 10 years of age and older with type 2 diabetes mellitus. ( 1 )

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

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