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Hydrochlorothiazide

Hydrochlorothiazide is a thiazide diuretic that increases salt and water excretion. It can alter sodium, potassium, kidney function, glucose and uric acid. Listed uses include hypertension and oedema.

Microzide

Hypertension, Oedema

25mg

Hydrochlorothiazide 25mg tablets, used in the management of hypertension and oedema. A thiazide that sends sodium and water out through the kidney.

From$0.42/ tabletView

Hyzaar

Hypertension

12.5mg

Losartan with hydrochlorothiazide as a film-coated tablet, used in the management of hypertension. A sartan against renin-angiotensin, plus a thiazide.

From$0.66/ tabletView

Zestoretic

Hypertension

5/12.5g/mg

Lisinopril with hydrochlorothiazide as a tablet for hypertension. Two pathways at once: less angiotensin II, and more salt and water out.

From$0.93/ tabletView

Esidrix

Hypertension, Oedema

12.5 · 25mg

Hydrochlorothiazide 12.5mg and 25mg tablets, used in the management of hypertension and oedema. A thiazide acting on the distal convoluted tubule.

From$0.55/ tabletView

Vaseretic

Hypertension

10/25mg

Enalapril with hydrochlorothiazide as a 10/25mg tablet for hypertension. An ACE inhibitor to relax the vessels, a diuretic to shed salt and water.

From$0.79/ tabletView

Ziac

Hypertension

2.5/6.25mg

Hydrochlorothiazide with bisoprolol as a 2.5/6.25mg film-coated tablet for hypertension. A cardioselective beta-blocker paired with a thiazide.

From$1.95/ tabletView

Tribenzor

Hypertension

20/5/12.5 · 40/5/12.5mg

Olmesartan, amlodipine and hydrochlorothiazide in one film-coated tablet for hypertension. Receptor blockade, calcium blockade and a diuretic together.

From$1.95/ tabletView

Micardis HCT

Hypertension

40/12.5 · 80/12.5mg

Micardis HCT pairs telmisartan with hydrochlorothiazide in 40/12.5mg and 80/12.5mg tablets for hypertension, a sartan with a thiazide diuretic.

From$0.56/ tabletView

Benicar HCT

Hypertension

20/12.5 · 40/12.5mg

Benicar HCT pairs olmesartan with hydrochlorothiazide in 20/12.5mg and 40/12.5mg tablets for hypertension, adding a diuretic to the receptor blocker.

From$0.85/ tabletView

Key points

  • Vomiting, diarrhoea, poor intake or heat can increase dehydration and kidney risk.
  • Low sodium or potassium can cause weakness, confusion, cramps or abnormal rhythm.
  • Extra tablets are not a safe response to swelling or a high blood-pressure reading.

Listings are for comparison only; suitability and supply depend on indication, prescription, laboratory monitoring and pharmacy checks.

Important safety checks

Review kidney or liver disease, gout, diabetes, skin-cancer history, pregnancy and medicines such as lithium, NSAIDs, digoxin or other diuretics. Sun protection and skin monitoring may be advised.

When to seek urgent care

Seek urgent help for fainting, severe confusion, seizure, a new irregular heartbeat, very little urine, severe eye pain, facial swelling or breathing difficulty.

Further reading

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