Need emergency help? Call 999 in United Kingdom.

Open local help

Detailed medicine guidance

About fluconazole

NHS medicines information on fluconazole – what it's used for and key facts.

About this information

This NHS content is written for people in England. Medicine names, availability, prescribing and services may differ in other countries.

Fluconazole is an antifungal medicine. It's used to treat infections caused by different kinds of fungus. It can also be used to stop you getting a candida infection. It works by killing the fungus (or yeast) that's causing the infection.

The most common cause of fungal infections is a yeast called candida.

Fluconazole is used to treat many infections caused by candida including:

It's also used to treat a brain infection called cryptococcal meningitis. This is caused by a fungus called cryptococcus.

Fluconazole can also be used to prevent a fungal infection developing. It's only prescribed if you're likely to get this sort of infection. This includes people who:

Fluconazole comes as capsules or a liquid that you swallow. It also comes as an injection, but this is usually given in hospital.

Fluconazole is available on prescription. You can also buy it from a pharmacy for vaginal thrush or balanitis (brand names include Azocan and Canesten Thrush Oral Capsules).

For thrush, you can also buy fluconazole capsules with clotrimazole cream from pharmacies (brand names include Canesten Thrush Duo).

View the original NHS website page ↗. Refreshed 19 August 2026.

Licensed under the Open Government Licence v3.0 ↗. MyPHU is independent and is not endorsed by the NHS.

More about Fluconazole