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.
Calmicid AC Acid Reducer
Famotidine · FAMOTIDINE 20 mg/1 · Tablet, Coated · Oral · Melaleuca, Inc.
NDC 54473-0411-01 · 1 BOTTLE in 1 BOX / 50 TABLET, COATED in 1 BOTTLE · OTC MONOGRAPH DRUG · View full market →
Medicare Part D
Medicare Part D does not cover over-the-counter drugs — by law it pays only for products requiring a prescription.
How Part D pricing works →NADAC price per unit
No NADAC pricing on file for this NDC — NADAC covers drugs dispensed by retail community pharmacies.
Supply fragility
Not scored — fragility is computed for NADAC-priced NDCs.
90-day shortage risk (model v2)
0.1%chance of a new FDA shortage posting for famotidine (oral solid) in the next 90 days
OAI inspection at a producing facility (24 months) · 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 →
Regulatory
- Application
- M001
- TE code
- —
- Approval date
- —
- Patents / exclusivity
- None on file
Shortage history
No FDA shortage reports for this drug or its presentations.
Recalls (this NDC)
No enforcement reports list this package NDC.
Manufacturers of Famotidine (Tablet, Coated)
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| Contract Pharmacal Corp. | FAMOTIDINE 20 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Contract Pharmacal Corp. | FAMOTIDINE 40 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Melaleuca, Inc. | FAMOTIDINE 20 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Preferred Pharmaceuticals Inc. | FAMOTIDINE 20 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Proficient Rx LP | FAMOTIDINE 20 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Westminster Pharmaceuticals, LLC | FAMOTIDINE 40 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Westminster Pharmaceuticals, LLC | FAMOTIDINE 20 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Proficient Rx LP | FAMOTIDINE 40 mg/1 | Jul 15, 2026 | Aug 31, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
Cite this page
DrugDashboards, "Calmicid AC Acid Reducer — NDC 54473-0411-01," retrieved September 3, 2026, https://drugdashboards.com/drug/54473041101.
Free to cite with attribution — see how the data is put together.