Candesartan is a commonly prescribed medicine in the UK, used for high blood pressure. If you have just been prescribed candesartan, this page explains what it is, the brands and strengths it comes in, how to take it, and how to have it dispensed and delivered free on the NHS with PillSorted.
This content has been medically reviewed and approved by Zeinab Ardeshir (GPhC 2075730), Superintendent Pharmacist at PillSorted (GPhC-registered online pharmacy 9011258). Last reviewed: 2 July 2026.
What is candesartan?
Candesartan is an ARB used to lower high blood pressure and to treat heart failure.
Brands and strengths
Candesartan is the name of the active ingredient. In the UK it is sold as generic candesartan and under the brand name Amias — both contain the same active ingredient and work the same way. Common strengths:
- Candesartan 4 mg tablets
- Candesartan 8 mg tablets
- Candesartan 16 mg tablets
- Candesartan 32 mg tablets
- UK brand: Amias
What candesartan is used for
- High blood pressure
- Heart failure
How to take candesartan
Usually taken once a day, with or without food. Keep taking it even if you feel well. Always follow your prescriber’s instructions (BNF).
Side effects
Common effects include dizziness and headache. Stand up slowly when starting. Tell your prescriber if it persists. This is not a full list — see the patient information leaflet (BNF).
Candesartan: frequently asked questions
Yes. Amias is a brand name for candesartan; the generic is the same active ingredient.
It is sometimes used off-licence for migraine prevention, but only if your prescriber recommends it.
Yes. If you have an NHS prescription for candesartan, you can nominate PillSorted as your NHS pharmacy and we will dispense and deliver it to your door for free.
Get your candesartan delivered free on the NHS
If you have an NHS prescription for candesartan, PillSorted dispenses and delivers it to your door — completely free. Nominate PillSorted as your NHS pharmacy once, and we take care of your repeat prescriptions from then on.
What you get
- Free delivery, every time — your medicine posted to your door, always free.
- Your whole family, one account — manage everyone’s prescriptions in one place.
- Real pharmacists, every prescription — every order checked by our UK pharmacist team.
How it works
- Choose PillSorted as your NHS pharmacy
- We collect your prescription from your GP
- Your medication is delivered free to your door
Sources: NICE; BNF — Candesartan.
This page is for general information only and is not a substitute for advice from your GP or pharmacist. Always take your medicine exactly as prescribed. For advice about your own health, consult a clinician.