Nasal congestion, commonly known as nasal congestion, is the most common symptom of allergic rhinitis, sinusitis and adenoidal hypertrophy, nasal congestion may seem like an insignificant symptom, but it is really very harmful. According to a survey: nasal congestion is an important factor affecting the quality of sleep, nasal congestion seriously affects the mood of patients, nasal congestion can cause or aggravate asthma symptoms, most patients with rhinitis will visit the doctor because of nasal congestion. Children can’t roll over at night to sleep due to nasal congestion, which can lead to chronic hypoxia, cognitive impairment manifesting as attention deficit in class, hyperactivity disorder; social psychological disorder manifesting as shyness, depression, irritability; nasal congestion can also cause compensatory open mouth breathing affecting tooth alignment, affecting facial bone growth and causing a very unsightly face (adenoid face). For nasal congestion caused by rhinitis, sinusitis and adenoid hypertrophy and other diseases should be actively given treatment, such as the use of nasal spray hormone, oral montelukast chewable tablets, oral anti-allergy drugs, oral secretion dissolving drugs, sea saline nasal irrigation; each symptom attack treatment time should generally not be less than 2 weeks, the symptoms continue to be used up to 2 months; sinusitis must be adequate regular oral antibiotics.