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, Guaifenesin · ACETAMINOPHEN 325 mg/1; GUAIFENESIN 200 mg/1 · Capsule, Liquid Filled · Oral · The Procter & Gamble Manufacturing Company
NDC 84126-0382-24 · 2 BLISTER PACK in 1 CARTON / 12 CAPSULE, LIQUID FILLED in 1 BLISTER PACK · 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.
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 |
|---|---|---|---|
| Catalent Ontario Limited | GUAIFENESIN 200 mg/1; ACETAMINOPHEN 325 mg/1 | Aug 20, 2026 | Sep 3, 2026 |
| Reckitt Benckiser LLC | ACETAMINOPHEN 325 mg/1; GUAIFENESIN 200 mg/1 | Jul 15, 2026 | Sep 3, 2026 |
| Cvs Health Corp | ACETAMINOPHEN 325 mg/1; GUAIFENESIN 200 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| RB Health (US) LLC | ACETAMINOPHEN 325 mg/1; GUAIFENESIN 200 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| Shield Pharmaceuticals Corp | ACETAMINOPHEN 325 mg/1; GUAIFENESIN 200 mg/1 | Jul 15, 2026 | Sep 2, 2026 |
| The Procter & Gamble Manufacturing Company | ACETAMINOPHEN 325 mg/1; GUAIFENESIN 200 mg/1 | Aug 5, 2026 | Sep 2, 2026 |
| Catalent Ontario Limited | GUAIFENESIN 325 mg/1; ACETAMINOPHEN 200 mg/1 | Jul 22, 2026 | Aug 19, 2026 |
| Catalent Ontario Limited | ACETAMINOPHEN 325 mg/1; GUAIFENESIN 200 mg/1 | Jul 15, 2026 | Jul 15, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
DrugDashboards, "Vicks Sinex Severe PAIN, MUCUS and CHEST CONGESTION — NDC 84126-0382-24," retrieved September 3, 2026, https://drugdashboards.com/drug/84126038224.
Free to cite with attribution — see how the data is put together.