A 6-year-old child’s hoarse voice may be caused by vocal cord fatigue, throat inflammation, vocal cord disorders, etc. It can be treated by vocal rest, oral medication or nebulized inhalation, and a small number of them may need surgical treatment. 1. If a 6-year-old child’s hoarseness is caused by intense crying or loud talking, he or she needs to talk as little as possible, speak softly, let the vocal cords rest sufficiently, and drink a lot of water, so as to alleviate the symptoms of hoarseness. 2. If the child’s hoarse voice is due to infection caused by laryngitis, need to give the appropriate anti-infective drugs according to the pathogens of infection, such as bacterial infection can be oral amoxicillin clavulanate potassium, etc., at the same time can be combined with nebulized inhalation of budesonide to improve the inflammation of the airway, to relieve the vocal folds of the edema, so as to improve the symptoms of hoarseness of speech. 3. If the child’s hoarse voice is due to suffer from vocal cord nodules, vocal cord polyps and other diseases, you need to carry out surgical treatment to alleviate the symptoms of hoarse voice. When a 6-year-old child has a hoarse voice, it is important to bring the child to the hospital pediatrics, clear cause of the disease and then give targeted intervention.