Adenoid hypertrophy in 6-year-old children can be treated by physical therapy, medication and adenoidectomy. 1. Physical therapy: 6-year-old patients with adenoid hypertrophy can be treated through the physical method of saline nasal rinsing, which helps to discharge the nasal mucous secretions and improve nasal ventilation. 2. Medication: Patients with enlarged adenoids can also be treated with cetirizine hydrochloride drops and other medications under the guidance of a doctor, which can help stabilize the condition and relieve symptoms such as sneezing and runny nose. 3. Adenoidectomy: when the condition is serious, simply choose the above two methods of treatment, the effect will be relatively poor, the patient can also take adenoidectomy surgical treatment, can significantly improve the nasal ventilation. If your child has adenoid hypertrophy, parents should bring their children to the hospital in time, under the guidance of professional doctors. Avoid aggravation of the condition.