The short version
Just 2 companies supply this market — thin enough that a single exit would be felt immediately.
The numbers behind every sentence are on this page below — and the Watch button emails you when any of them move.
aspirin, chlorpheniramine maleate, dextromethorphan hydrobromide, phenylephrine bitartrate · ASPIRIN 325 mg/1; CHLORPHENIRAMINE MALEATE 2 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 10 mg/1; PHENYLEPHRINE BITARTRATE 7.8 mg/1 · Tablet, Effervescent · Oral · Bayer HealthCare LLC.
NDC 00280-0121-01 · 12 POUCH in 1 CARTON / 2 TABLET, EFFERVESCENT in 1 POUCH · OTC MONOGRAPH DRUG · View full market →
Just 2 companies supply this market — thin enough that a single exit would be felt immediately.
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 |
|---|---|---|---|
| Bayer Healthcare LLC. | DEXTROMETHORPHAN HYDROBROMIDE 10 mg/1; ASPIRIN 325 mg/1; CHLORPHENIRAMINE MALEATE 2 mg/1; PHENYLEPHRINE BITARTRATE 7.8 mg/1 | Aug 26, 2026 | Sep 3, 2026 |
| Bayer HealthCare LLC. | ASPIRIN 325 mg/1; CHLORPHENIRAMINE MALEATE 2 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 10 mg/1; PHENYLEPHRINE BITARTRATE 7.8 mg/1 | Jul 15, 2026 | Sep 3, 2026 |
| Bayer Healthcare LLC. | DEXTROMETHORPHAN HYDROBROMIDE 325 mg/1; ASPIRIN 2 mg/1; CHLORPHENIRAMINE MALEATE 10 mg/1; PHENYLEPHRINE BITARTRATE 7.8 mg/1 | Jul 22, 2026 | Aug 22, 2026 |
| Bayer Healthcare LLC. | ASPIRIN 325 mg/1; CHLORPHENIRAMINE MALEATE 2 mg/1; DEXTROMETHORPHAN HYDROBROMIDE 10 mg/1; PHENYLEPHRINE BITARTRATE 7.8 mg/1 | Jul 15, 2026 | Jul 19, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
DrugDashboards, "Alka-Seltzer Plus Severe Cold Night PowerFast Fizz — NDC 00280-0121-01," retrieved September 3, 2026, https://drugdashboards.com/drug/00280012101.
Free to cite with attribution — see how the data is put together.