NDC codes

FDA NDC Directory
Product NDC (as listed)70518-3433Labeler and product segments. Claims need a package NDC.
Product NDC at billing width70518-3433Add 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
70518-3433-270518343302360 POUCH in 1 BOX (70518-3433-2) / 1 TABLET in 1 POUCH (70518-3433-1)Marketed from Jun 9, 2022
70518-3433-470518343304180 POUCH in 1 BOX (70518-3433-4) / 1 TABLET in 1 POUCH (70518-3433-1)Marketed from Jan 10, 2024
70518-3433-570518343305100 POUCH in 1 BOX (70518-3433-5) / 1 TABLET in 1 POUCH (70518-3433-1)Marketed from Jul 8, 2026
70518-3433-67051834330650 POUCH in 1 BOX (70518-3433-6) / 1 TABLET in 1 POUCH (70518-3433-1)Marketed from Jul 8, 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)
Sildenafil
Generic name (nonproprietary)
sildenafil
Active ingredients
Sildenafil citrate — 20 mg/1
Dosage form
Tablet
Route
Oral
Product type
Prescription drug
Marketing category
ANDA — Abbreviated New Drug Application (generic)Application ANDA 210394
Marketing start
Listing expires
Other FDA classes
Phosphodiesterase 5 Inhibitors (Mechanism)
Identifiers
Product ID 70518-3433_562d2978-ebba-15dd-e063-6294a90a0503SPL ID 562d2978-ebba-15dd-e063-6294a90a0503SPL set ID e4f41e9e-d508-4f91-8677-8a19b07139deRxCUI 577033UNII BW9B0ZE037
Pharmacologic class
Phosphodiesterase 5 Inhibitor

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

N470518343302 followed by a unit qualifier and the quantity

Package 70518-3433-02. 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

Current FDA label (SPL), effective .

Indications (excerpt from the label)

Adults Sildenafil tablets, USP are indicated for the treatment of pulmonary arterial hypertension (PAH) (World Health Organization [WHO] Group I) in adults to improve exercise ability and delay clinical worsening [see Clinical Studies ( 14 )]. Pediatric use information is approved for Viatris Specialty LLC's, REVATIO (sildenafil) tablets. However, due to Viatris Specialty LLC's marketing exclusivity rights, this drug product is not labeled with that information. Adults Sildenafil tablets are a phosphodiesterase-5 (PDE-5) inhibitor indicated for the treatment of pulmonary arterial hypertension (PAH) (World Health Organization [WHO] Group I) in adults to improve exercise ability and delay clin…

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

Other NDCs under ANDA 210394

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

FDA NDC Directory listings under ANDA 210394
ProductStrengthForm · routeLabelerProduct NDC
SildenafilSildenafil citrate 20 mg/1TabletOralQuallent Pharmaceuticals Health LLC82009-094
SildenafilSildenafil citrate 20 mg/1TabletOralAjanta Pharma USA Inc.27241-124
SildenafilSildenafil citrate 20 mg/1TabletOralProficient Rx LP82804-185
SildenafilSildenafil citrate 20 mg/1TabletOralBryant Ranch Prepack71335-1963
SildenafilSildenafil citrate 20 mg/1TabletOralDirectRx72189-298
SildenafilSildenafil citrate 20 mg/1TabletOralNuCare Pharmaceuticals,Inc.68071-2537
SildenafilSildenafil citrate 20 mg/1TabletOralNuCare Pharmaceuticals,Inc.68071-2602
SildenafilSildenafil citrate 20 mg/1TabletOralPreferred Pharmaceuticals Inc.68788-7974

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