The following measures can be used to improve the situation of the five-year-old child’s nose: first of all, you can give the child more warm water, because some children’s nose is not ventilated, is due to the wind and cold, after giving the child more warm water, it can help the child’s nasal passages ventilated. Secondly, you can apply antihistamines to children to improve, for example, you can apply loratadine or cetirizine syrup to children, because antihistamines can effectively improve the effect of children’s nasal secretions, which is conducive to children’s nose ventilation. Finally, you can give children to apply saline to clean the nasal cavity, physiological sea saline osmotic pressure and nasal osmotic pressure is the same, for children’s nasal cavity stimulation is minimal, parents can give children at home with saline nasal cleaning, children’s nasal secretion cleaning, children’s nose can naturally be improved.