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Netherlands· NL-dea7d55998a1

Ammonaps 500 mg tabletten

A sodium phenylbutyrate product containing natriumfenylbutyraat, registered in Netherlands by Immedica Pharma AB. The same ATC class is registered in 14 of our 19 countries.

ATC A16AX03

Checked against CBG-MEB (Netherlands) on

Informational only — not a medical device.

SOURCE REGISTER · NLCBG-MEB (Netherlands)normalisedAmmonaps 500 mg tablettenATCA16AX03REGISTER NO.NL-dea7d55998a1PACKS LISTED1CHECKEDSeptember 29, 2026
Compare price across countriesPer daily dose · free accountAsk the assistant about natriumfenylbutyraatAnswers with sources · free accountCheck interactionsSeverity free · mechanism on Growth

Where it is registered

Sodium phenylbutyrate is registered in 14 of 19 countries.

Countries holding a registration under ATC A16AX03 (sodium phenylbutyrate), each read from that country’s own register.

  • This record: Netherlands, from CBG-MEB (Netherlands)
  • 8 of them publish a price we can compare per daily dose
Search sodium phenylbutyrate products by name

Sodium phenylbutyrate · ATC A16AX03

14 / 19 countries

  • Belgiumprice
  • Canada
  • Czechiaprice
  • Denmark
  • Finlandprice
  • Icelandprice
  • Ireland
  • Japan
  • Netherlands
  • Norwayprice
  • Polandprice
  • 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 sodium phenylbutyrate costs, country by country.

Normalised to the WHO defined daily dose (20 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 accountDrug prices for market access

Sodium phenylbutyrate · price per daily dose (20 g)

USD · FX 28 Sept 2026

  • CZ Czechia$0.46
Median listed price per WHO defined daily dose, in each market that publishes a price. Open the full comparison

The record

At a glance

CBG-MEB (Netherlands)
Active substance
NATRIUMFENYLBUTYRAAT
Manufacturer
Immedica Pharma AB
Country
Netherlands (NL)
ATC code
A16AX03
ATC class
Sodium phenylbutyrate
Defined daily dose
20 g, O
Reimbursed
Not published by this register
Source register
CBG-MEB (Netherlands)
Last checked
September 29, 2026

Packs & prices · 1

  • cbg_meb_id
    EU/1/99/120

Regulatory notes

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

Same medicine, other countries

Sodium phenylbutyrate in 8 other countries

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

All sodium phenylbutyrate products

Sourced from a public register and reproduced with attribution. Drug Database is not affiliated with, endorsed by, or a partner of CBG-MEB (Netherlands). 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/6e042f9d-9a18-457b-9bf8-d8d4a004ef70
GET /v1/drugs/6e042f9d-9a18-457b-9bf8-d8d4a004ef70?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": "Tablet",
  "route": "Oraal gebruik",
  "soort": null,
  "source": "cbg_meb",
  "smpc_url": "https://www.ema.europa.eu/en/documents/product-information/ammonaps-epar-product-information_nl.pdf",
  "strength": null,
  "atc_label": "Sodium Phenylbutyrate",
  "detail_url": "https://www.geneesmiddeleninformatiebank.nl/nl/cp70414",
  "excipients": [
    "CELLULOSE, MICROKRISTALLIJN (E 460(i))",
    "MAGNESIUMSTEARAAT (E 470b)",
    "SILICIUMDIOXIDE (E 551)"
  ],
  "substances": [
    "NATRIUMFENYLBUTYRAAT"
  ],
  "leaflet_url": null,
  "authorised_at": "1999/12/08",
  "procedure_number": "EMEA/H/C/000219",
  "dispensing_status": "Uitsluitend recept",
  "registration_number": "EU/1/99/120",
  "additional_monitoring": "N"
}
API referenceMCP serverPlans

See everything about sodium phenylbutyrate.

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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