Herpes on the lips in children may The manifestation may be caused by diseases such as herpes simplex and hand, foot and mouth disease. It can be treated with antiviral drugs. The above diseases are caused by viral infections and are self-limiting, so there is no need to pursue rapid elimination, and treatment can be in accordance with medical advice. 1. Herpes simplex: most of the clinical symptoms of the primary infection can be manifested as small pinhead-sized blisters, which can appear in clusters, are thin-walled and easily broken. Oral antiviral therapy with acyclovir is available. Adverse reactions can be stomach upset, vomiting, gastrointestinal reactions, etc. Contraindications: prohibited for those who are allergic to any of the components in this product. 2. Hand, foot and mouth disease: it is caused by enterovirus and mostly occurs during childhood. May manifest anorexia, fever, hands, feet, buttocks and mouth and other parts of the small herpes, may be manifested in children with herpes on the lips. For most children, isolation is required and it usually resolves in about a week. If the symptoms of herpes on the lips of children persist, it is recommended to go to the hospital in a timely manner to clarify the cause of the disease and standardize the treatment under the guidance of the doctor.