Analysis of illness: Hello, herpetic angina is an acute infectious febrile disease, which is caused by a variety of Coxsackie A viruses and occasionally other enteroviruses. Characterized by herpetic ulcerative mucosal injury. Common in infants, the clinical manifestations are sudden high fever with sore throat, headache, anorexia, and frequent pain in neck, abdomen and limbs. Babies often vomit and twitch. Suggestion: The way to relieve discomfort is to pay attention to oral hygiene and keep the oral cavity clean. Rinse your mouth with light salt water, apply 10% silver nitrate to the ulcer or blow your throat with Runhou Dan and ice boron powder to relieve the symptoms of sore throat. Oral vitamins c and b, etc. Antibiotics are ineffective for viral pharyngitis. However, if there is fever, antibacterial drugs should be given to control secondary bacterial infection. Need to use antiviral drugs. Pay attention to personal and indoor hygiene and try not to go to noisy public places.