United States· US:29300-400_383b2bb2-513e-4bcf-8fc7-32c0cda3481e
Atenolol and Chlorthalidone
A medicinal product containing atenolol; chlorthalidone, registered in United States by Unichem Pharmaceuticals (USA), Inc..
Checked against FDA National Drug Code directory (United States) on
Informational only — not a medical device.
The record
At a glance
FDA National Drug Code directory (United States)- Active substance
- ATENOLOL; CHLORTHALIDONE
- Manufacturer
- Unichem Pharmaceuticals (USA), Inc.
- Country
- United States (US)
- ATC code
- —
- Reimbursed
- Not published by this register
- Source register
- FDA National Drug Code directory (United States)
- Last checked
- September 27, 2026
Packs & prices · 4
- ndc1129300-400-01
- ndc1129300-400-05
- ndc112930040001100 TABLET in 1 BOTTLE (29300-400-01)
- ndc112930040005500 TABLET in 1 BOTTLE (29300-400-05)
Regulatory notes
No shortage, Orange Book or US label notes for this record.
Same medicine, other countries
Atenolol; chlorthalidone in 9 other countries
What each register calls a product with the same active substance — salts and hydrates count as the same.
- CanadaAA-ATENIDONEAA PHARMA INC
- ItalyATENIGRONS.F. GROUP S.R.L.
- SwitzerlandAtedurex
- GermanyAtenolol Comp RatiopharmRatiopharm Gmbh
- NetherlandsAtenolol/Chloortalidon Aurobindo 125 mg, tabletten 100/25 mgAurobindo Pharma B.V.
- SpainATENOLOL / CLORTALIDONA DARI PHARMA 100 MG/25 MG COMPRIMIDOSDari Pharma S.L.
- IrelandAtecor CT 100 mg/25 mg Film-coated tabletsRowex Limited,
- FranceTENORETIC 50 mg/12,5 mg, comprimé pelliculéATNAHS PHARMA NETHERLANDS (PAYS-BAS)
Authorised across Europe · EMA
The same active substance is authorised in 14 EEA countries. Names it is sold under:
- Austria · Atenolan Comp., Atenolan Comp. Mite
- Belgium · Atenolol/Chloortalidone Eg, Tenoretic
- Cyprus · Typofen
- Czechia · Tenoretic
- Germany · Atenolol Comp Ratiopharm, Atenolol Comp. Stada
- Spain · Blokium-Diu
- France · Tenoretic
- United Kingdom (Northern Ireland) · Co-Tenidone, Co-Tenidone Wockhardt Uk
- Greece · Tenoretic
- Ireland · Atecor Ct
- Italy · Atenigron, Atenololo Clortalidone Doc Generici
- Luxembourg · Atenolol/Chloortalidone Eg, Tenoretic
- Netherlands · Atenolol - Chlortalidone Aurobindo, Atenolol/Chloortalidon Sandoz
- Portugal · Tenoretic
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 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/c96f20e0-3350-4d66-9f7e-1052384ca8bf GET /v1/drugs/c96f20e0-3350-4d66-9f7e-1052384ca8bf?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": "50; 25",
"substance": "ATENOLOL; CHLORTHALIDONE",
"productndc": "29300-400",
"dosage_form": "TABLET",
"dea_schedule": null,
"strength_unit": "mg/1; mg/1",
"application_number": "ANDA213302",
"marketing_category": "ANDA"
}See everything about atenolol; chlorthalidone.
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.