Parents should pay attention to monitor the child’s body temperature and observe whether the child has fever, headache and other symptoms, and if necessary, take the child to the ENT department of the hospital for examination and diagnosis, so as to choose a reasonable treatment plan. Common causes 1, nasal sinus disease: children suffering from rhinitis, sinusitis and other diseases, the mucosa of the nasal cavity is stimulated by inflammation, resulting in mucosal edema, increased secretions, easy to appear the symptoms of yellow sticky nasal mucus; 2, cold: cold is mostly due to viral infection, usually the symptoms of clear nasal mucus. If the nasal discharge becomes yellow and sticky, it means secondary bacterial infection. Treatment 1. Children with rhinitis and sinusitis can take oral medication for nasal inflammation under the guidance of a doctor. You can also spray and wash the nasal cavity with physiological sea saline or mometasone furoate nasal spray to reduce the edema of nasal mucosa and discharge nasal secretions in time, which is helpful to relieve the symptoms; 2. If the yellow and sticky nasal mucus is caused by cold, it needs to be treated mainly with anti-infection treatment, and can be treated with amoxicillin, cefaclor, azithromycin, etc. under the guidance of doctors. The child’s electrolyte balance should be maintained. Parents should pay attention to the daily diet, do not give children spicy and stimulating food, drink more warm water, eat more fruits and vegetables containing more vitamin C, such as apples, kiwi, oranges, celery, spinach and so on. Replenishing enough vitamin C helps promote tissue mucosa repair and also helps improve your child’s body immunity.