Allergic rhinitis, which changes with the seasons, winter and fall, is also the season when allergic rhinitis tends to recur. If your baby has allergic rhinitis, then he may have the four main symptoms of runny nose, sneezing, nasal congestion and itchy nose. It is not true that all patients with allergic rhinitis have all of the above symptoms, everyone shows them differently. For example, some children, only show nasal congestion and snoring at night without obvious symptoms of runny nose and sneezing, some babies are itchy nose all day long, rubbing their nose with their hands, digging their nostrils, or even digging with bleeding nasal cavity and vesicular nasal mucosa. In view of the above symptoms, you may visit the hospital and the doctor will prescribe a nasal spray. You should know the following information before using it. 1, before using the nasal spray, you must first clean the nasal cavity and remove the secretions, so that the drug can adhere to the mucosa and play its proper efficacy, if your nasal cavity is full of secretions, you do not clean it and directly spray the nasal spray on the secretions, then it will flow out with the nasal mucus and can not play its very good efficacy. Older children can use a nasal washer in conjunction with it, if it is a small baby you can use warm saline to clean the nasal cavity, if there is a lot of secretions, you can go to the hospital to clean the nasal cavity by means of negative pressure suction. When using nasal spray, try to spray to the side walls of the two noses, so that you can avoid a local drug concentration is too high, in adults with the left hand holding the bottle, and then to the right nostril nasal spray, and vice versa, is the right hand spray left nostril, the correct method, can reduce side effects. 2, most of the use of nasal spray is safe, only a small number of people will appear nasal bleeding, if in the process of spraying, there is local bleeding, to suspend its use, until the condition improves, and then continue to use. 3, the factors that cause allergic rhinitis are many, including the environment, personal constitution, genes, genetics and other factors related to, so that it can not be changed overnight, under the guidance of a doctor’s medication, to maintain a period of time, when the condition improves, can be reduced to the lowest dose maintenance, in order to achieve better results. 4, to avoid allergens is also a very important factor, in the condition of the child is recommended to check the allergens, allergens that can be avoided, timely removal, you can also choose desensitization treatment. One expert said very funny that babies with allergic diseases need to go to the hospital for maintenance at the right time. As if our cars, need to go to a four S store for oil change…? But because their cells are overly sensitive, their chances of developing tumors later on are significantly reduced (as reported in authoritative journals). Everything has pros and cons, so we can only face the reality positively.