A child’s red throat can be caused by an upper respiratory tract infection, or by throat irritation leading to swelling and redness of the throat. It is necessary to consult a doctor in time for relevant examination and treatment after a clear diagnosis. Common causes and treatments 1, upper respiratory tract infections: mainly due to children’s low immunity, by bacterial or viral attacks, triggering upper respiratory tract infections. Common in tonsillitis, pharyngitis, laryngitis and other diseases. Due to the inflammatory response to stimulate the mucous membrane of the throat, resulting in congestion, edema, the appearance of the throat looks red. Children may also experience symptoms such as sore throat, foreign body sensation in the throat, and runny nose. If the symptoms are mild, they can be treated with oral medications such as Blue Scutellaria Oral Liquid and Pu Dilan Anti-inflammatory Oral Liquid under the guidance of a medical professional. If the infection is more serious, fever, cough and other symptoms, concurrent bacterial infection should be added amoxicillin, cefixime and other antibiotics, in order to inhibit the further development of inflammation, and alleviate the discomfort; 2, throat irritation: such as crying, talking too much, or eating too cold and too hot food, can stimulate the local mucous membranes, causing vasodilatation, which can lead to throat redness. Should try to choose the right temperature of food, to avoid children crying for a long time, speech, and drink more water; 3, other factors: if the child has been eating hard food, such as hard candy, nuts, etc., may scratch the mucous membrane of the throat, resulting in local congestion and edema. Need to try to choose soft food to prevent mucosal injury. Parents need to pay attention to their children’s physiological changes in order to detect symptoms as early as possible. Parents should also help their children to develop good dietary habits and avoid hard and overheated foods.