United States· US:0280-0047_45261b62-1428-8c69-e063-6294a90a011f
Alka-Seltzer Heartburn
A medicinal product containing citric acid monohydrate; sodium bicarbonate, registered in United States by Bayer HealthCare LLC..
Checked against FDA National Drug Code directory (United States) on
Informational only — not a medical device.
The record
At a glance
FDA National Drug Code directory (United States)- Active substance
- CITRIC ACID MONOHYDRATE; SODIUM BICARBONATE
- Manufacturer
- Bayer HealthCare LLC.
- Country
- United States (US)
- ATC code
- —
- Reimbursed
- Not published by this register
- Source register
- FDA National Drug Code directory (United States)
- Last checked
- September 27, 2026
Packs & prices · 2
- ndc110280-0047-36
- ndc11028000473618 POUCH in 1 CARTON (0280-0047-36) / 2 TABLET, EFFERVESCENT in 1 POUCH
Regulatory notes
No shortage, Orange Book or US label notes for this record.
Sourced from a public register and reproduced with attribution. Drug Database is not affiliated with, endorsed by, or a partner of FDA National Drug Code directory (United States). This is an informational data service and not a medical device — verify against the official source of record before any clinical decision.
For developers
The same record over the API, and the raw payload
GET /v1/drugs/6946c882-f938-4aa1-b810-d3a8806183a1 GET /v1/drugs/6946c882-f938-4aa1-b810-d3a8806183a1?format=fhir
Every response carries last_synced_at, so freshness is a field rather than a promise. Below is exactly what the ingestion wrote, before any presentation — the same JSON the API returns under payload.
{
"route": "ORAL",
"source": "ndc",
"strength": "1000; 1940",
"substance": "CITRIC ACID MONOHYDRATE; SODIUM BICARBONATE",
"productndc": "0280-0047",
"dosage_form": "TABLET, EFFERVESCENT",
"dea_schedule": null,
"strength_unit": "mg/1; mg/1",
"application_number": "M001",
"marketing_category": "OTC MONOGRAPH DRUG"
}See everything about citric acid monohydrate; sodium bicarbonate.
This page is the registration. A free account adds the label text as the regulator wrote it, what it costs per daily dose across the markets that publish a price, a feed of what changes in the registers, and an assistant that answers with its sources. Interaction severity is free; mechanism and management are on the Growth plan. No card, nothing to install.