NDC codes

FDA NDC Directory
Product NDC (as listed)51672-1404Labeler and product segments. Claims need a package NDC.
Product NDC at billing width51672-1404Add 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
51672-1404-2516721404021 TUBE in 1 CARTON (51672-1404-2) / 30 g in 1 TUBEMarketed from Sep 30, 2026
51672-1404-9516721404091 TUBE in 1 CARTON (51672-1404-9) / 45 g in 1 TUBEMarketed from Sep 30, 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)
Doxepin Hydrochloride
Generic name (nonproprietary)
doxepin hydrochloride
Active ingredients
Doxepin hydrochloride — 50 mg/g
Dosage form
Cream
Route
Topical
Labeler
Sun Pharmaceutical Industries, Inc.NDC labeler code 51672
Product type
Prescription drug
Marketing category
ANDA — Abbreviated New Drug Application (generic)Application ANDA 213919
Marketing start
Listing expires
Identifiers
Product ID 51672-1404_5c03e1c3-1884-0855-e063-6294a90a8a1bSPL ID 5c03e1c3-1884-0855-e063-6294a90a8a1b
Pharmacologic class
Tricyclic Antidepressant

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. Topical products like this are usually dispensed by a pharmacy and billed by NDC.

NDC on a medical claim

N451672140402 followed by a unit qualifier and the quantity

Package 51672-1404-02. 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

The FDA listing for this product does not reference a label (SPL) set.

About NDC 51672-1404

What is NDC 51672-1404?
51672-1404 is the product NDC for Doxepin Hydrochloride, Doxepin hydrochloride 50 mg/g cream, listed with the FDA by Sun Pharmaceutical Industries, Inc.. It has 2 package NDCs, shown above in 10- and 11-digit form.
What drug is associated with this NDC?
Doxepin Hydrochloride.
What is the active ingredient?
Doxepin hydrochloride.
Who is the labeler?
Sun Pharmaceutical Industries, Inc., NDC labeler code 51672. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Doxepin Hydrochloride?
173 other product NDCs are listed under this name. See all Doxepin Hydrochloride NDCs.
Is there a related HCPCS / J-code?
Not in Med-Code's curated HCPCS directory. See Billing references above.

Other finished products listed under the same name: strengths, forms and labelers.

Other Doxepin Hydrochloride NDCs
ProductStrengthForm · routeLabelerProduct NDCPackage NDCs (11-digit)
Doxepin HydrochlorideDoxepin hydrochloride 150 mg/1CapsuleOralREMEDYREPACK INC.70518-473370518-4733-00
Doxepin hydrochlorideDoxepin hydrochloride 50 mg/1CapsuleOralCoupler LLC67046-039467046-0394-03
Doxepin hydrochlorideDoxepin hydrochloride 25 mg/1CapsuleOralCoupler LLC67046-039367046-0393-03
Doxepin HydrochlorideDoxepin hydrochloride 10 mg/1CapsuleOralSafecor Health, LLC48433-03548433-0035-20
Doxepin HydrochlorideDoxepin hydrochloride 25 mg/1CapsuleOralSafecor Health, LLC48433-03648433-0036-20
Doxepin HydrochlorideDoxepin hydrochloride 50 mg/1CapsuleOralSafecor Health, LLC48433-03748433-0037-20
Doxepin HydrochlorideDoxepin hydrochloride 100 mg/1CapsuleOralSafecor Health, LLC48433-03848433-0038-20
doxepin hydrochlorideDoxepin hydrochloride 3 mg/1TabletOralSun Pharmaceutical Industries, Inc.51672-424651672-4246-02
doxepin hydrochlorideDoxepin hydrochloride 6 mg/1TabletOralSun Pharmaceutical Industries, Inc.51672-424751672-4247-02
doxepin hydrochlorideDoxepin hydrochloride 3 mg/1TabletOralGolden State Medical Supply, Inc.51407-72751407-0727-30

All 174 Doxepin Hydrochloride NDCs

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