Guaifenesin, Dextromethorphan HBr · DEXTROMETHORPHAN HYDROBROMIDE 60 mg/1; GUAIFENESIN 1200 mg/1 · Tablet, Extended Release · Oral · Rugby Laboratories
NDC 00536-1213-88 · 14 BLISTER PACK in 1 CARTON / 1 TABLET, EXTENDED RELEASE in 1 BLISTER PACK · ANDA · View full market →
8 companies supply this market — a reasonable cushion if one runs into trouble. The price has held steady around $0.5459 per unit over the past year. Put together: this looks like a healthy supply — the boring kind, which is exactly what you want.
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 →Estimates: latest NADAC unit price × quantity. Pharmacy acquisition cost only — excludes dispensing fees, markup, and insurance terms.
Nothing here is signaling trouble: several manufacturers, no current shortage, no recent serious recalls, stable pricing. In drug supply, boring is the good outcome.
The score counts pressure that is already visible — fewer makers, shortages, recalls, falling prices. 0 means none of it; 100 means all of it at once. Recomputed daily · as of Sep 3, 2026
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 |
|---|---|---|---|
| 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.
DrugDashboards, "Maximum Strength Guaifenesin DM — NDC 00536-1213-88," retrieved September 3, 2026, https://drugdashboards.com/drug/00536121388.
Free to cite with attribution — see how the data is put together.