Viral rash, or viral rash, is categorized as herpes type, erythematous eruption type, neoplastic type, etc. Symptoms can be seen as fever, itching, tingling, erythema, papules, and redness. Serious cases need to take general measures, medication, and other treatments. 1.Symptoms (1) Herpes type: localized itching, tingling, burning sensation on the skin, rounded erythematous spots of various sizes, fever, loss of appetite and other symptoms. (2) Erythematous rash type: early symptoms such as low-grade fever, headache, sore throat, etc., and the rash manifests itself as light red papules with clear boundaries. (3) Neoplastic type: rounded, polygonal and hardened growths will appear on the feet and around the nails. 2. Treatment (1) General measures: patients need to ensure adequate sleep, eat more food with high nutritional value, and exercise appropriately to enhance physical fitness and immunity. At the same time, keep the damaged parts clean and avoid scratching. (2) medication: for herpes simplex, patients need to follow the doctor’s instructions to use acyclovir, vasiclovir, 1% penciclovir ointment and other antiviral drugs, if secondary infection, follow the doctor’s instructions to use fusidic acid, mupirocin and other antibiotic ointment. For warts, patients need to use ointments such as 0.05%~0.1% retinoic acid ointment and fluorouracil ointment as prescribed by the doctor, and immunomodulators such as interferon and levamisole can be tried. (3) Other treatments: Symptoms can also be relieved by cryotherapy and laser treatment to make the skin lesions necrotic and fall off. In addition, viral rashes with mild symptoms generally do not require treatment, and the possibility of self-healing exists. Patients need to go to the hospital in time and cooperate with doctors for active treatment.