The short version
24 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.
Loperamide HCl · LOPERAMIDE HYDROCHLORIDE 2 mg/1 · Tablet · Oral · Bi-Mart
NDC 37835-0131-01 · 100 TABLET in 1 BOTTLE · ANDA · View full market →
24 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 →
No FDA shortage reports for this drug or its presentations.
No enforcement reports list this package NDC.
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| Advanced Rx LLC | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Army And Air Force Exchange Service | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Better Living Brands, LLC | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Bi-Mart | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Chain Drug Consortium | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Chain Drug Marketing Association Inc | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Chain Drug Marketing Association, Inc. | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Discount Drug Mart | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Dolgencorp, Llc | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Family Dollar Services Inc | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Geri-Care Pharmaceutical Corp | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| H E B | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Heartland Pharma Co. | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Kroger Company | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Redpharm Drug | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Aug 19, 2026 | Sep 2, 2026 |
| Rite Aid Corporation | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| United Natural Foods, Inc. dba UNFI | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Valu Merchandisers Company | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Wal-Mart Stores Inc | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Walgreen Company | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| WinCo Foods, LLC | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Yyba Corp | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Lil' Drug Store Products, Inc. | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Aug 29, 2026 |
| L.N.K. International, Inc. | LOPERAMIDE HYDROCHLORIDE 2 mg/1 | Jul 15, 2026 | Aug 28, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
DrugDashboards, "Anti-diarrheal — NDC 37835-0131-01," retrieved September 3, 2026, https://drugdashboards.com/drug/37835013101.
Free to cite with attribution — see how the data is put together.