The short version
5 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.
buprenorphine hydrochloride · BUPRENORPHINE HYDROCHLORIDE 4 mg/1 · Tablet · Sublingual · Advagen Pharma Ltd
NDC 72888-0509-01 · 30 TABLET in 1 BOTTLE · ANDA · View full market →
5 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.
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 →
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 |
|---|---|---|---|
| PAI Holdings, LLC dba PAI Pharma | BUPRENORPHINE HYDROCHLORIDE 2 mg/1 | Aug 13, 2026 | Sep 3, 2026 |
| PAI Holdings, LLC dba PAI Pharma | BUPRENORPHINE HYDROCHLORIDE 8 mg/1 | Aug 13, 2026 | Sep 3, 2026 |
| A-S Medication Solutions | BUPRENORPHINE HYDROCHLORIDE 8 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Advagen Pharma Ltd | BUPRENORPHINE HYDROCHLORIDE 12 mg/1 | Jul 22, 2026 | Sep 2, 2026 |
| Advagen Pharma Ltd | BUPRENORPHINE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Advagen Pharma Ltd | BUPRENORPHINE HYDROCHLORIDE 4 mg/1 | Jul 22, 2026 | Sep 2, 2026 |
| Advagen Pharma Ltd | BUPRENORPHINE HYDROCHLORIDE 8 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Remedyrepack Inc. | BUPRENORPHINE HYDROCHLORIDE 8 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Remedyrepack Inc. | BUPRENORPHINE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| PAI Holdings, LLC dba Pharmaceutical Associates, Inc. and dba PAI Pharma | BUPRENORPHINE HYDROCHLORIDE 8 mg/1 | Jul 15, 2026 | Aug 12, 2026 |
| PAI Holdings, LLC dba Pharmaceutical Associates, Inc. and dba PAI Pharma | BUPRENORPHINE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Aug 12, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
DrugDashboards, "buprenorphine hydrochloride — NDC 72888-0509-01," retrieved September 3, 2026, https://drugdashboards.com/drug/72888050901.
Free to cite with attribution — see how the data is put together.