If a rash develops due to a virus, it is first recommended to go to the hospital promptly for treatment to determine the type of viral infection and then determine the corresponding treatment plan according to whether the viral rash is contagious or not. Current research suggests that since there are no specific medications to treat viral infections, the main treatment for a viral rash is symptomatic, such as fever, which can be treated with antipyretic drugs. If there is itching, antihistamines can also be used to treat the rash, and drugs such as glycolic lotion can be applied to stop the itching. In addition, many viral infections are associated with respiratory transmission and attention must be paid to ventilation, as well as to keeping the skin clean and hygienic. If the virus is found to be highly infectious, necessary isolation must also be carried out, such as disinfection of clothing and bedding. It is also important to control the diet and not to eat spicy and irritating foods.