The short version
6 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.
acetaminophen, dextromethorphan hydrobromide, guaifenesin · ACETAMINOPHEN 650 mg/20mL; DEXTROMETHORPHAN HYDROBROMIDE 20 mg/20mL; GUAIFENESIN 400 mg/20mL · Solution · Oral · Topco Associates LLC
NDC 76162-0198-26 · 1 BOTTLE in 1 CARTON / 118 mL in 1 BOTTLE · OTC MONOGRAPH DRUG · View full market →
6 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.
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 →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 →
There's no legal definition — it meets 1 of 6 public criteria. Why that matters →
No FDA shortage reports for this drug or its presentations.
No enforcement reports list this package NDC.
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| Amazon.com Services LLC | ACETAMINOPHEN 650 mg/20mL; DEXTROMETHORPHAN HYDROBROMIDE 20 mg/20mL; GUAIFENESIN 400 mg/20mL | Jul 15, 2026 | Sep 2, 2026 |
| Cardinal Health 110, LLC. dba Leader | ACETAMINOPHEN 650 mg/20mL; DEXTROMETHORPHAN HYDROBROMIDE 20 mg/20mL; GUAIFENESIN 400 mg/20mL | Jul 15, 2026 | Sep 2, 2026 |
| Cvs Woonsocket Prescription Center, Incorporated | ACETAMINOPHEN 650 mg/20mL; DEXTROMETHORPHAN HYDROBROMIDE 20 mg/20mL; GUAIFENESIN 400 mg/20mL | Jul 15, 2026 | Sep 2, 2026 |
| HyVee Inc | ACETAMINOPHEN 650 mg/20mL; DEXTROMETHORPHAN HYDROBROMIDE 20 mg/20mL; GUAIFENESIN 400 mg/20mL | Jul 15, 2026 | Sep 2, 2026 |
| L. Perrigo Company | ACETAMINOPHEN 650 mg/20mL; DEXTROMETHORPHAN HYDROBROMIDE 20 mg/20mL; GUAIFENESIN 400 mg/20mL | Jul 15, 2026 | Sep 2, 2026 |
| Topco Associates LLC | ACETAMINOPHEN 650 mg/20mL; DEXTROMETHORPHAN HYDROBROMIDE 20 mg/20mL; GUAIFENESIN 400 mg/20mL | Jul 15, 2026 | Sep 2, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
DrugDashboards, "Topcare Tussin Cf Max — NDC 76162-0198-26," retrieved September 3, 2026, https://drugdashboards.com/drug/76162019826.
Free to cite with attribution — see how the data is put together.