About Eurax. Eurax Itch Relief Cream 30g & 100g. Use a cream such as Eurax Cream to relieve itching. For the relief of itching and skin irritation caused by, for example, sunburn, dry eczema, itchy dermatitis, allergic rashes, hives, nettle rash, chickenpox, insect bites and stings, heat rashes and personal itching.