United Kingdom· GB-APID-37705111000001107

Chlortalidone 50mg tablets

A chlortalidone product containing chlortalidone, registered in United Kingdom by CST Pharma Ltd. The same ATC class is registered in 11 of our 19 countries.

ATC C03BA04

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 chlortalidoneAnswers with sources · free account Check interactionsSeverity free · mechanism on Growth

Where it is registered

Chlortalidone is registered in 11 of 19 countries.

Countries holding a registration under ATC C03BA04 (chlortalidone), each read from that country’s own register.

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

Search chlortalidone products by name

Chlortalidone · ATC C03BA04

11 / 19 countries

Belgiumprice
Canada
Czechiaprice
Finlandprice
Germany
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 chlortalidone costs, country by country.

Normalised to the WHO defined daily dose (25 mg), the median price runs from $0.40 in Switzerland to $5.90 in United States — a ×15 gap.

2 markets with a comparable price for this class
Public list prices, converted to USD at the rate date shown
US figures are pharmacy acquisition cost (CMS NADAC), not retail

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

Chlortalidone · price per daily dose (25 mg)

USD · FX 28 Sept 2026

US United States$5.90 (acquisition cost)
CH Switzerland$0.40

Median listed price per WHO defined daily dose, in each market that publishes a price. US = pharmacy acquisition cost (CMS NADAC), not a retail price. Open the full comparison

The record

At a glance

NHS dm+d (United Kingdom)

Active substance: Chlortalidone
Manufacturer: CST Pharma Ltd
Country: United Kingdom (GB)
ATC code: C03BA04
ATC class: Chlortalidone
Defined daily dose: 25 mg, O
Reimbursed: Not published by this register
Source register: NHS dm+d (United Kingdom)
Last checked: September 13, 2026

Packs & prices · 1

gtin
5055946801988

Regulatory notes

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

Interactions

264 interactions on record for chlortalidone.

Graded by severity as the source publishes them — 4 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

Check chlortalidone against other medicines How interaction checks work

Chlortalidone · interactions on record

264 records

4 severe
208 moderate
19 minor
29 info

Most severe, free to view

CisaprideA03FA02severe
DolasetronA04AA04severe
Aminolevulinic acidL01XD04severe
Arsenic trioxideL01XX27severe

4 more interactions with mechanism and management, from a commercially licensed source.

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

Chlortalidone in 12 other countries

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

All chlortalidone products

Authorised across Europe · EMA

The same active substance is authorised in 16 EEA countries. Names it is sold under:

Austria · Hydrosan, Uldiulan
Belgium · Hygroton
Bulgaria · Zornichka, Зорничка
Czechia · Uldiulan
Germany · Chlortalidon Axiromed, Chlortalidon Glenmark
Spain · Clortalidona Glenmark, Higrotona
Greece · Hygroton, Unidone
Croatia · Kataldi, Klortalidon Sandoz
Hungary · Uldiulan
Italy · Igroton
Netherlands · Chloortalidon Focus Care, Chloortalidon Glenmark
Poland · Hygroton, Uldiulan
Portugal · Clorotalidona Farmoz, Clorotalidona Glenmark
Romania · Uldiulan
Sweden · Hygropax
Slovakia · Uldiulan

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/205e4aa4-e09a-444b-a394-11d43c30d548
GET /v1/drugs/205e4aa4-e09a-444b-a394-11d43c30d548?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": "37705111000001107",
  "desc": "Chlortalidone 50mg tablets (CST Pharma Ltd)",
  "form": "Oral tablet",
  "vpid": "42207311000001106",
  "source": "dmd",
  "vtm_id": "775219003",
  "strength": "50 mg",
  "substance": "Chlortalidone",
  "ingredient": "Chlortalidone",
  "supplier_code": "24059811000001102"
}

API reference MCP server Plans

See everything about chlortalidone.

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.

Try it free Open in the console