The short version
7 companies supply this market — a reasonable cushion if one runs into trouble.
The numbers behind every sentence are on this page below — and the Watch button emails you when any of them move.
Nafcillin Sodium · NAFCILLIN SODIUM 2 g/8mL · Injection, Powder, For Solution · Intramuscular; Intravenous · NorthStar Rx, LLC
NDC 72603-0453-01 · 1 VIAL in 1 BOX / 8 mL in 1 VIAL · ANDA · View full market →
7 companies supply this market — a reasonable cushion if one runs into trouble.
The numbers behind every sentence are on this page below — and the Watch button emails you when any of them move.
No Medicare Part D plan in CMS's quarterly files lists this product. That usually means it is discontinued, a repackager's listing, or a product no plan has added to its formulary.
How Part D pricing works →No NADAC pricing on file for this NDC — NADAC covers drugs dispensed by retail community pharmacies.
Not scored — fragility is computed for NADAC-priced NDCs.
Establishments this product's FDA label declares, located via FDA registration data. How we built this →
There's no legal definition — it meets 1 of 6 public criteria. Why that matters →
No FDA shortage reports for this drug or its presentations.
No enforcement reports list this package NDC.
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| Eugia US LLC | NAFCILLIN SODIUM 2 g/8mL | Jul 15, 2026 | Sep 3, 2026 |
| Armas Pharmaceuticals Inc. | NAFCILLIN SODIUM 2 g/1 | Jul 15, 2026 | Sep 2, 2026 |
| Armas Pharmaceuticals Inc. | NAFCILLIN SODIUM 1 g/1 | Jul 15, 2026 | Sep 2, 2026 |
| Avenacy Inc. | NAFCILLIN SODIUM 10 g/100mL | Jul 15, 2026 | Sep 2, 2026 |
| Eugia US LLC | NAFCILLIN SODIUM 1 g/4mL | Jul 15, 2026 | Sep 2, 2026 |
| Heritage Pharmaceuticals Inc. d/b/a/ Avet Pharmaceuticals Inc. | NAFCILLIN SODIUM 1 g/4mL | Jul 15, 2026 | Sep 2, 2026 |
| Heritage Pharmaceuticals Inc. d/b/a/ Avet Pharmaceuticals Inc. | NAFCILLIN SODIUM 2 g/8mL | Jul 15, 2026 | Sep 2, 2026 |
| NorthStar Rx, LLC | NAFCILLIN SODIUM 2 g/8mL | Jul 15, 2026 | Sep 2, 2026 |
| Onesource Specialty Pharma Limited | NAFCILLIN SODIUM 2 g/1 | Jul 15, 2026 | Sep 2, 2026 |
| Onesource Specialty Pharma Limited | NAFCILLIN SODIUM 1 g/1 | Jul 15, 2026 | Sep 2, 2026 |
| Sagent Pharmaceuticals | NAFCILLIN SODIUM 10 g/100mL | Jul 15, 2026 | Sep 2, 2026 |
| Eugia US LLC | NAFCILLIN SODIUM 10 g/100mL | Jul 15, 2026 | Aug 31, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
DrugDashboards, "Nafcillin — NDC 72603-0453-01," retrieved September 3, 2026, https://drugdashboards.com/drug/72603045301.
Free to cite with attribution — see how the data is put together.