Open all pages about Boils
The main symptom of a boil is a painful, pus-filled lump on your skin. A carbuncle is a dome-shaped cluster of boils.
Boils often get better on their own. Holding a warm face cloth on it can help it heal. If it does not heal, a GP may drain it or give you antibiotics.
Boils and carbuncles are caused by bacteria infecting a hair follicle. They can spread to another part of your body or to another person.
Boils and carbuncles are painful lumps on the skin that are usually caused by a bacterial infection.
Page last reviewed: 09/09/2020
Next review due: 09/09/2023