Ireland· IE-PA-PA1410/032/001
Alka-Seltzer Effervescent Tablets Acetylsalicylic Acid (Aspirin) 324mg Sodium Hydrogen Carbonate 1744mg Citric Acid 965mg
A acetylsalicylic acid product containing aspirin + sodium hydrogen carbonate + citric acid, registered in Ireland by Bayer Limited. The same ATC class is registered in 13 of our 19 countries.
Checked against HPRA (Ireland) on
Informational only — not a medical device.
Where it is registered
Acetylsalicylic acid is registered in 13 of 19 countries.
Countries holding a registration under ATC N02BA01 (acetylsalicylic acid), each read from that country’s own register.
- This record: Ireland, from HPRA (Ireland)
- 7 of them publish a price we can compare per daily dose
Acetylsalicylic acid · ATC N02BA01
13 / 19 countries
- Belgiumprice
- Canada
- Czechiaprice
- Denmark
- Finlandprice
- Germany
- Ireland
- Netherlands
- Norwayprice
- Polandprice
- Switzerlandprice
- United Kingdom
- United Statesprice
Price per daily dose
What a daily dose of acetylsalicylic acid costs, country by country.
Normalised to the WHO defined daily dose (3 g), so markets compare like for like.
- 1 market with a comparable price for this class
- Public list prices, converted to USD at the rate date shown
Acetylsalicylic acid · price per daily dose (3 g)
USD · FX 28 Sept 2026
- CH Switzerland$2.31
The record
At a glance
HPRA (Ireland)- Active substance
- Aspirin + Sodium hydrogen carbonate + Citric acid
- Manufacturer
- Bayer Limited
- Country
- Ireland (IE)
- ATC code
- N02BA01
- ATC class
- Acetylsalicylic acid
- Defined daily dose
- 3 g, O
- Reimbursed
- Not published by this register
- Source register
- HPRA (Ireland)
- Last checked
- September 28, 2026
Packs & prices · 1
- ie_pa_numberPA1410/032/001
Regulatory notes
No shortage, Orange Book or US label notes for this record.
Interactions
832 interactions on record for acetylsalicylic acid.
Graded by severity as the source publishes them — 55 severe. Severity grades are free for everyone; mechanism and management come with Growth.
- Severity for every pair — free, no plan needed
- The source, licence and sync date on every record
- Mechanism and what to do for each pair — Growth plan
Acetylsalicylic acid · interactions on record
832 records
- 55 severe
- 246 moderate
- 39 minor
- 429 info
Most severe, free to view
- DicoumarolB01AA01severe
- WarfarinB01AA03severe
- DalteparinB01AB04severe
- EnoxaparinB01AB05severe
63 more interactions with mechanism and management, from a commercially licensed source.
Sign in to check- Interaction severity from DDInter 2.0 (Xiong G. et al., Nucleic Acids Res.), licensed CC BY-NC 4.0 — free for non-commercial use only; not covered by the Drug Database commercial licence.
Same class
Other records under N02BA01
Acetylsalicylic acid, as other registers publish it.
- FinlandAcetardBenzon Pharma A/S
- FinlandAcetardBenzon Pharma A/S
- FinlandAcetardBenzon Pharma A/S
- NorwayAcetilsalicilato de Lisina labesfalLabesfal Laboratorios Almiro
- FinlandAcetylsalic.LeirasSchering Oy
- GermanyAcetylsalicylsäure AdgcZentiva Pharma Gmbh
- GermanyAcetylsalicylsäure G.L. PharmaG.L. Pharma Gmbh
- GermanyAcetylsalicylsäure I.V. PanpharmaPanmedica
Sourced from a public register and reproduced with attribution. Drug Database is not affiliated with, endorsed by, or a partner of HPRA (Ireland). 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/b8124027-8dfd-45f5-acab-bcdabb917431 GET /v1/drugs/b8124027-8dfd-45f5-acab-bcdabb917431?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.
{
"form": "Effervescent tablet",
"routes": [
"Oral use"
],
"source": "hpra",
"atc_all": [
"N02BA",
"N02BA01"
],
"strength": null,
"pa_number": "PA1410/032/001",
"substances": [
"Aspirin",
"Sodium hydrogen carbonate",
"Citric acid"
],
"legal_basis": "Full application (Article 8(3) of Directive No 2001/83/EC)",
"market_info": "Marketed",
"authorised_at": "01/04/1978",
"dispensing_status": "Product not subject to medical prescription",
"registration_status": "AU",
"supply_legal_status": "Supply through non-pharmacy outlets and pharmacies",
"interchangeable_code": null
}See everything about acetylsalicylic acid.
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.