The short version
8 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.
Mucus Relief DM
Guaifenesin, Dextromethorphan HBr · DEXTROMETHORPHAN HYDROBROMIDE 60 mg/1; GUAIFENESIN 1200 mg/1 · Tablet, Extended Release · Oral · H E B
NDC 37808-0834-14 · 1 BOTTLE, PLASTIC in 1 BOX / 14 TABLET, EXTENDED RELEASE in 1 BOTTLE, PLASTIC · ANDA · View full market →
Medicare Part D
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 →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 guaifenesin and dextromethorphan hbr (oral solid) in the next 90 days
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
- ANDA209692
- TE code
- —
- Approval date
- Nov 1, 2018
- 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 Guaifenesin, Dextromethorphan HBr (Tablet, Extended Release)
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| H E B | DEXTROMETHORPHAN HYDROBROMIDE 60 mg/1; GUAIFENESIN 1200 mg/1 | Jul 15, 2026 | Sep 3, 2026 |
| Atlantic Biologicals Corp. | GUAIFENESIN 600 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Aug 26, 2026 | Sep 2, 2026 |
| CVS Pharmacy | GUAIFENESIN 1200 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 60 mg/1 | Aug 26, 2026 | Sep 2, 2026 |
| FSA Store Inc. (Caring Mills) | DEXTROMETHORPHAN HYDROBROMIDE 60 mg/1; GUAIFENESIN 1200 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| H E B | GUAIFENESIN 600 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Aug 26, 2026 | Sep 2, 2026 |
| Rugby Laboratories | DEXTROMETHORPHAN HYDROBROMIDE 60 mg/1; GUAIFENESIN 1200 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Rugby Laboratories | GUAIFENESIN 600 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Aug 26, 2026 | Sep 2, 2026 |
| Strategic Sourcing Services LLC | GUAIFENESIN 600 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1 | Aug 26, 2026 | Sep 2, 2026 |
| Strategic Sourcing Services LLC | DEXTROMETHORPHAN HYDROBROMIDE 60 mg/1; GUAIFENESIN 1200 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Yyba Corp | DEXTROMETHORPHAN HYDROBROMIDE 60 mg/1; GUAIFENESIN 1200 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Family Dollar (FAMILY WELLNESS) | DEXTROMETHORPHAN HYDROBROMIDE 60 mg/1; GUAIFENESIN 1200 mg/1 | Jul 15, 2026 | Aug 31, 2026 |
| Atlantic Biologicals Corp. | GUAIFENESIN 30 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 600 mg/1 | Jul 22, 2026 | Aug 19, 2026 |
| CVS Pharmacy | GUAIFENESIN 60 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 1200 mg/1 | Jul 22, 2026 | Aug 19, 2026 |
| H E B | GUAIFENESIN 30 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 600 mg/1 | Jul 22, 2026 | Aug 19, 2026 |
| Rugby Laboratories | GUAIFENESIN 30 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 600 mg/1 | Jul 22, 2026 | Aug 19, 2026 |
| Strategic Sourcing Services LLC | GUAIFENESIN 30 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 600 mg/1 | Jul 22, 2026 | Aug 19, 2026 |
| Atlantic Biologicals Corp. | DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1; GUAIFENESIN 600 mg/1 | Jul 15, 2026 | Jul 15, 2026 |
| CVS Pharmacy | DEXTROMETHORPHAN HYDROBROMIDE 60 mg/1; GUAIFENESIN 1200 mg/1 | Jul 15, 2026 | Jul 15, 2026 |
| H E B | DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1; GUAIFENESIN 600 mg/1 | Jul 15, 2026 | Jul 15, 2026 |
| Rugby Laboratories | DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1; GUAIFENESIN 600 mg/1 | Jul 15, 2026 | Jul 15, 2026 |
| Strategic Sourcing Services LLC | DEXTROMETHORPHAN HYDROBROMIDE 30 mg/1; GUAIFENESIN 600 mg/1 | Jul 15, 2026 | Jul 15, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
Cite this page
DrugDashboards, "Mucus Relief DM — NDC 37808-0834-14," retrieved September 3, 2026, https://drugdashboards.com/drug/37808083414.
Free to cite with attribution — see how the data is put together.