United Kingdom· GB-APID-42845511000001105

Ethosuximide 250mg capsules

A ethosuximide product containing ethosuximide, registered in United Kingdom by Necessity Supplies Ltd. The same ATC class is registered in 16 of our 19 countries.

ATC N03AD01

Checked against NHS dm+d (United Kingdom) on September 13, 2026

Informational only — not a medical device.

Compare price across countriesPer daily dose · free account Ask the assistant about ethosuximideAnswers with sources · free account Check interactionsSeverity free · mechanism on Growth

Where it is registered

Ethosuximide is registered in 16 of 19 countries.

Countries holding a registration under ATC N03AD01 (ethosuximide), each read from that country’s own register.

This record: United Kingdom, from NHS dm+d (United Kingdom)
8 of them publish a price we can compare per daily dose

Search ethosuximide products by name

Ethosuximide · ATC N03AD01

16 / 19 countries

Belgiumprice
Canada
Czechiaprice
Denmark
Finlandprice
Franceprice
Germany
Ireland
Japan
Netherlands
Norwayprice
Polandprice
Sweden
Switzerlandprice
United Kingdom
United Statesprice

Blue: a registration under this ATC code. The ringed marker is this record’s country. Markets marked price publish a price we can compare per daily dose.

Price per daily dose

What a daily dose of ethosuximide costs, country by country.

Normalised to the WHO defined daily dose (1.25 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

Open the full comparison — free account Drug prices for market access

Ethosuximide · price per daily dose (1.25 g)

USD · FX 28 Sept 2026

CH Switzerland$1.83

Median listed price per WHO defined daily dose, in each market that publishes a price. Open the full comparison

The record

At a glance

NHS dm+d (United Kingdom)

Active substance: Ethosuximide
Manufacturer: Necessity Supplies Ltd
Country: United Kingdom (GB)
ATC code: N03AD01
ATC class: Ethosuximide
Defined daily dose: 1.25 g, O
Reimbursed: Not published by this register
Source register: NHS dm+d (United Kingdom)
Last checked: September 13, 2026

Packs & prices · 0

No packs listed by the register for this record.

Regulatory notes

No shortage, Orange Book or US label notes for this record.

Interactions

124 interactions on record for ethosuximide.

Graded by severity as the source publishes them — 124 moderate. 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

Check ethosuximide against other medicines How interaction checks work

Ethosuximide · interactions on record

124 records

124 moderate

Most severe, free to view

MetoclopramideA03FA01moderate
ThiethylperazinA04AB03moderate
DiphenhydraminA04AB05moderate
DronabinolA04AD10moderate

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.

Mechanism and what to do, in the interaction check

Source: DDInter 2.0 · synced 29 Sept 2026. Grades as the source publishes them.

Same medicine, other countries

Ethosuximide in 14 other countries

What each register calls a product with the same active substance — salts and hydrates count as the same.

All ethosuximide products

Authorised across Europe · EMA

The same active substance is authorised in 18 EEA countries. Names it is sold under:

Austria · Ethosuximid Neuraxpharm, Petinimid
Belgium · Zarontin
Bulgaria · Petinimid
Czechia · Petinimid
Germany · Ethosuximid Glenmark, Ethosuximid Neuraxpharm
Denmark · Ethosuximide Orifarm, Ethosuximide Strides
Spain · Etosuximida Faes
France · Zarontin
Croatia · Suxital
Ireland · Zarontin
Italy · Etosuccimide Glenmark, Zarontin
Luxembourg · Zarontin
Netherlands · Ethosuximide Aurobindo, Ethosuximide Strides
Norway · Ethosuximide Orifarm, Ethosuximide Strides
Poland · Petinimid
Sweden · Ethosuximide Orifarm, Ethosuximide Strides
Slovenia · Suxital
Slovakia · Petinimid Cps, Petnidan

Source: European Medicines Agency, Article 57 product data.

Sourced from a public register and reproduced with attribution. Drug Database is not affiliated with, endorsed by, or a partner of NHS dm+d (United Kingdom). 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/c87386cb-4a53-4aaa-a10d-ea62d84ae835
GET /v1/drugs/c87386cb-4a53-4aaa-a10d-ea62d84ae835?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.

{
  "apid": "42845511000001105",
  "desc": "Ethosuximide 250mg capsules (Necessity Supplies Ltd)",
  "form": "Oral capsule",
  "vpid": "42128711000001100",
  "source": "dmd",
  "vtm_id": "775876009",
  "strength": "250 mg",
  "substance": "Ethosuximide",
  "ingredient": "Ethosuximide",
  "supplier_code": "2814701000001108"
}

API reference MCP server Plans

See everything about ethosuximide.

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.

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