The short version
11 companies supply this market — deep enough that no single failure threatens the supply.
The numbers behind every sentence are on this page below — and the Watch button emails you when any of them move.
Varenicline · VARENICLINE TARTRATE .5 mg/1 · Tablet, Film Coated · Oral · Golden State Medical Supply, Inc.
NDC 51407-0755-56 · 56 TABLET, FILM COATED in 1 BOTTLE · ANDA · View full market →
11 companies supply this market — deep enough that no single failure threatens the supply.
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.
sole-source market
For scale: the typical drug’s chance is about 0.1% — this one is in ordinary territory.
Backtested statistical model over the whole market, not this package alone. Model details →
Establishments this product's FDA label declares, located via FDA registration data. How we built this →
No FDA shortage reports for this drug or its presentations.
No enforcement reports list this package NDC.
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| Aphena Pharma Solutions - Tennessee, LLC | VARENICLINE TARTRATE 1 mg/1 | Aug 27, 2026 | Sep 3, 2026 |
| A-S Medication Solutions | VARENICLINE TARTRATE .5 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Apotex Corp | VARENICLINE TARTRATE .5 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Apotex Corp | VARENICLINE TARTRATE 1 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Aurobindo Pharma Limited | VARENICLINE TARTRATE 1 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Aurobindo Pharma Limited | VARENICLINE TARTRATE .5 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Bryant Ranch Prepack | VARENICLINE TARTRATE 1 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Bryant Ranch Prepack | VARENICLINE TARTRATE .5 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Golden State Medical Supply, Inc. | VARENICLINE TARTRATE .5 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Golden State Medical Supply, Inc. | VARENICLINE TARTRATE 1 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Lupin Pharmaceuticals, Inc. | VARENICLINE TARTRATE 1 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Lupin Pharmaceuticals, Inc. | VARENICLINE TARTRATE .5 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Macleods Pharmaceuticals Limited | VARENICLINE TARTRATE .5 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Macleods Pharmaceuticals Limited | VARENICLINE TARTRATE 1 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Nivagen Pharmaceuticals Inc. | VARENICLINE TARTRATE .5 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Nivagen Pharmaceuticals Inc. | VARENICLINE TARTRATE 1 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Zydus Lifesciences Limited | VARENICLINE TARTRATE 1 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Zydus Lifesciences Limited | VARENICLINE TARTRATE .5 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Zydus Pharmaceuticals USA Inc. | VARENICLINE TARTRATE 1 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Zydus Pharmaceuticals USA Inc. | VARENICLINE TARTRATE .5 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| A-S Medication Solutions | VARENICLINE TARTRATE 1 mg/1 | Jul 15, 2026 | Aug 31, 2026 |
| Mylan Pharmaceuticals Inc. | VARENICLINE TARTRATE 1 mg/1 | Jul 15, 2026 | Jul 29, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
DrugDashboards, "Varenicline — NDC 51407-0755-56," retrieved September 3, 2026, https://drugdashboards.com/drug/51407075556.
Free to cite with attribution — see how the data is put together.