Open all pages about Erythema multiforme
The main symptom of erythema multiforme is a rash that starts as round, raised spots. The spots may have rings around them or turn into blisters.
Erythema multiforme usually gets better on its own, but you may need moisturisers, steroid creams or treatment for the infection that's causing it.
Erythema multiforme is usually caused by an infection such as the herpes simplex virus. Sometimes a vaccine or medicine can cause it.
Erythema multiforme is a skin condition that can be caused by an infection or some medicines. It usually gets better on its own in 2 to 4 weeks.
Page last reviewed: 11/04/2023
Next review due: 11/04/2026