Is Hydroflumethiazide approved by the US FDA?

Drugs@FDA lists 5 application product lines for Hydroflumethiazide, including SALURON (Discontinued); DIUCARDIN (Discontinued); HYDROFLUMETHIAZIDE (Discontinued); HYDROFLUMETHIAZIDE (Discontinued); HYDROFLUMETHIAZIDE (Discontinued).

Is Hydroflumethiazide authorised in the United Kingdom?

The MHRA category lists of UK marketing authorisations include 1 product containing Hydroflumethiazide, including NEO-URIZIDE - HYDROFLUMETHIAZIDE TABLETS 50MG.

Active substance

Hydroflumethiazide

US FDA 5
UK MHRA 1

Open in the medicines table

US FDA United States — FDA approvals (Drugs@FDA)

Product	Strength	Form · route	Applicant	Status	First approved
SALURON	50MG	tablet · oral	SHIRE LLC	Discontinued	22 Jul 1959
DIUCARDIN	50MG	tablet · oral	WYETH AYERST	Discontinued	20 Dec 1973
HYDROFLUMETHIAZIDE	50MG	tablet · oral	PAR PHARM	Discontinued	31 May 1985
HYDROFLUMETHIAZIDE	50MG	tablet · oral	WATSON LABS	Discontinued
HYDROFLUMETHIAZIDE	50MG	tablet · oral	WATSON LABS	Discontinued

UK MHRA United Kingdom — marketing authorisations

Product	Authorisation	Holder	Legal status
NEO-URIZIDE - HYDROFLUMETHIAZIDE TABLETS 50MG	PL 33414/0048	CHELONIA HEALTHCARE LIMITED	POM

Combinations containing Hydroflumethiazide

Hydroflumethiazide + spironolactone

Values as published by each source: SFDA human drug list (4-2026, as published by the Council of Health Insurance; indications from the CHI Daman Drug Formulary), Drugs@FDA, EMA medicines data, Health Canada Drug Product Database (Open Government Licence – Canada), MHRA category lists of UK marketing authorisations (Open Government Licence v3.0), CMS NADAC, NHS Drug Tariff Part VIIIA (NHSBSA Copyright, Open Government Licence v3.0), WHO Model List of Essential Medicines (CC BY 3.0 IGO; regrouped by active substance, not created by WHO), EMA PRAC, US FDA safety-related labeling changes and MHRA Drug Safety Update (Open Government Licence v3.0). Sources and reuse. Not a substitute for the official registers or the product information.