The short version
17 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.
Cough and Cold HBP
Chlorpheniramine Maleate, Dextromethorphan HBr · CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 · Tablet, Film Coated · Oral · Dolgencorp, Llc
NDC 55910-0689-21 · 2 BLISTER PACK in 1 CARTON / 8 TABLET, FILM COATED in 1 BLISTER PACK · 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 chlorpheniramine maleate, dextromethorphan hbr (oral solid) in the next 90 days
price up 14% YoY · 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
- M012
- 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 Chlorpheniramine Maleate, Dextromethorphan HBr (Tablet, Film Coated)
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| Amerisource Bergen | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Army And Air Force Exchange Service | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Better Living Brands, LLC | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Cardinal Health 110, LLC. DBA Leader | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Chain Drug Marketing Association, Inc. | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Cvs Pharmacy | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Discount Drug Mart | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Dolgencorp, Llc | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Family Dollar Services Inc | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Geiss, Destin & Dunn Inc. | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| L.N.K. International, Inc. | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Major Pharmaceuticals | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Rite Aid Corporation | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Topco Associates, LLC | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| United Natural Foods, Inc. dba UNFI | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Valu Merchandisers Company | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Walgreen Company | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Chain Drug Marketing Association Inc | CHLORPHENIRAMINE MALEATE 4 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Jul 15, 2026 | Jul 22, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
Cite this page
DrugDashboards, "Cough and Cold HBP — NDC 55910-0689-21," retrieved September 3, 2026, https://drugdashboards.com/drug/55910068921.
Free to cite with attribution — see how the data is put together.