The short version
14 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.
Cholestyramine · CHOLESTYRAMINE 4 g/8.3g · Powder, For Suspension · Oral · TAGI Pharma, Inc.
NDC 51224-0011-10 · 348.6 g in 1 CAN · ANDA · View full market →
14 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.
The same NDC has different prices depending on who is paying. Units differ between rungs — compare within a rung over time, not rung against rung, unless the units match.
Each rung is the newest figure for this NDC from one federal price system, shown with its own unit. Part D is matched by drug name because CMS publishes no NDCs there; it is gross spending, before confidential rebates.
Pipeline and calculations built by Claude (Fable 5) from the public datasets above. Educational only — verify against primary sources before acting.
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 |
|---|---|---|---|
| AiPing Pharmaceutical, Inc. | CHOLESTYRAMINE 4 g/9g | Sep 3, 2026 | Sep 3, 2026 |
| Bryant Ranch Prepack | CHOLESTYRAMINE 4 g/9g | Jul 15, 2026 | Sep 3, 2026 |
| Par Health USA, LLC | CHOLESTYRAMINE 4 g/5g | Jul 15, 2026 | Sep 3, 2026 |
| Par Health USA, LLC | CHOLESTYRAMINE 4 g/9g | Jul 15, 2026 | Sep 3, 2026 |
| Ajanta Pharma USA Inc. | CHOLESTYRAMINE 4 g/9g | Jul 15, 2026 | Sep 2, 2026 |
| Macleods Pharmaceuticals Limited | CHOLESTYRAMINE 4 g/9g | Jul 15, 2026 | Sep 2, 2026 |
| Macleods Pharmaceuticals Limited | CHOLESTYRAMINE 4 g/5.7g | Jul 15, 2026 | Sep 2, 2026 |
| Micro Labs Limited | CHOLESTYRAMINE 4 g/9g | Jul 15, 2026 | Sep 2, 2026 |
| Precision Dose, Inc. | CHOLESTYRAMINE 4 g/4.8g | Jul 15, 2026 | Sep 2, 2026 |
| Precision Dose, Inc. | CHOLESTYRAMINE 4 g/9g | Jul 15, 2026 | Sep 2, 2026 |
| Puracap Laboratories Llc Dba Blu Pharmaceuticals | CHOLESTYRAMINE 4 g/9g | Jul 15, 2026 | Sep 2, 2026 |
| TAGI Pharma, Inc. | CHOLESTYRAMINE 4 g/4.8g | Jul 15, 2026 | Sep 2, 2026 |
| TAGI Pharma, Inc. | CHOLESTYRAMINE 4 g/8.3g | Jul 15, 2026 | Sep 2, 2026 |
| Upsher-Smith Laboratories, LLC | CHOLESTYRAMINE 4 g/5.5g | Jul 15, 2026 | Sep 2, 2026 |
| Zydus Lifesciences Limited | CHOLESTYRAMINE 4 g/5.5g | Jul 15, 2026 | Sep 2, 2026 |
| Zydus Lifesciences Limited | CHOLESTYRAMINE 4 g/9g | Jul 15, 2026 | Sep 2, 2026 |
| Zydus Pharmaceuticals (USA) Inc. | CHOLESTYRAMINE 4 g/9g | Jul 15, 2026 | Sep 2, 2026 |
| Zydus Pharmaceuticals (USA) Inc. | CHOLESTYRAMINE 4 g/5.5g | Jul 15, 2026 | Sep 2, 2026 |
| Bryant Ranch Prepack | CHOLESTYRAMINE 4 g/5g | Jul 15, 2026 | Aug 29, 2026 |
| Epic Pharma, Llc | CHOLESTYRAMINE 4 g/9g | Jul 15, 2026 | Aug 28, 2026 |
| Endo USA, Inc. | CHOLESTYRAMINE 4 g/5g | Jul 15, 2026 | Aug 19, 2026 |
| Endo USA, Inc. | CHOLESTYRAMINE 4 g/9g | Jul 15, 2026 | Aug 19, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
DrugDashboards, "Cholestyramine — NDC 51224-0011-10," retrieved September 3, 2026, https://drugdashboards.com/drug/51224001110.
Free to cite with attribution — see how the data is put together.