United States· US:14539-673_0f1ed721-7842-4b8e-9f10-cf697531e750
diflunisal
A diflunisal product containing diflunisal, registered in United States by Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.. The same ATC class is registered in 10 of our 19 countries.
Checked against FDA National Drug Code directory (United States) on
Informational only — not a medical device.
Where it is registered
Diflunisal is registered in 10 of 19 countries.
Countries holding a registration under ATC N02BA11 (diflunisal), each read from that country’s own register.
- This record: United States, from FDA National Drug Code directory (United States)
- 7 of them publish a price we can compare per daily dose
Diflunisal · ATC N02BA11
10 / 19 countries
- Belgiumprice
- Czechiaprice
- Finlandprice
- Icelandprice
- Ireland
- Netherlands
- Norwayprice
- Spainprice
- United Kingdom
- United Statesprice
The record
At a glance
FDA National Drug Code directory (United States)- Active substance
- DIFLUNISAL
- Manufacturer
- Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.
- Country
- United States (US)
- ATC code
- N02BA11
- ATC class
- Diflunisal
- Defined daily dose
- 0.75 g, O
- Reimbursed
- Not published by this register
- Source register
- FDA National Drug Code directory (United States)
- Last checked
- August 2, 2026
Packs & prices · 6
- ndc111453967301100 TABLET, FILM COATED in 1 BOTTLE (14539-673-01)
- ndc111453967305500 TABLET, FILM COATED in 1 BOTTLE (14539-673-05)
- ndc11145396730660 TABLET, FILM COATED in 1 BOTTLE (14539-673-06)
- ndc1114539-673-01
- ndc1114539-673-05
- ndc1114539-673-06
Regulatory notes
No shortage, Orange Book or US label notes for this record.
Interactions
227 interactions on record for diflunisal.
Graded by severity as the source publishes them — 57 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
Diflunisal · interactions on record
227 records
- 57 severe
- 144 moderate
- 10 minor
- 16 info
Most severe, free to view
- DicoumarolB01AA01severe
- WarfarinB01AA03severe
- DalteparinB01AB04severe
- EnoxaparinB01AB05severe
- 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 medicine, other countries
Diflunisal in 11 other countries
What each register calls a product with the same active substance — salts and hydrates count as the same.
- FinlandDonobidMerck Sharp & Dohme B.V.
- United KingdomDiflunisal 250mg tabletsSpecial Order
- IrelandAttrogy 250 mg film-coated tabletsAO Pharma AB
- BelgiumAttrogy 250 mgPurpose Pharma International
- NetherlandsAttrogy 250 mg filmomhulde tablettenAO Pharma AB
- NorwayDiflunisal avetAvet Pharmaceuticals
- PolandAttrogyPurpose Pharma International AB
- SwedenAttrogy 250 mg Filmdragerad tablettPurpose Pharma International AB
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/717735e1-e8b9-46be-aa6f-40e71a985c88 GET /v1/drugs/717735e1-e8b9-46be-aa6f-40e71a985c88?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": "500",
"substance": "DIFLUNISAL",
"productndc": "14539-673",
"dosage_form": "TABLET, FILM COATED",
"dea_schedule": null,
"strength_unit": "mg/1",
"application_number": "ANDA202845",
"marketing_category": "ANDA"
}See everything about diflunisal.
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.