How to treat pediatric viral rash, pediatric viral rash manifests as a generalized corn to rice size erythema that fades when pressed, and there is no obvious itching, which can be accompanied by swollen lymph nodes behind the ear, as well as sore throat and enlarged tonsils. You can take oral antiviral medications, such as acyclovir tablets, or you can combine them with Chinese medicines to clear the heat and detoxify the toxin, such as Liushen Pill, Qing Fever and Anti-inflammatory Ning Tablets, Wu Fu Hua Poison Pill, etc. These medications can effectively clear the virus and relieve the symptoms of upper respiratory tract infection caused by viral rash, such as sore throat and swollen tonsils.