Newborn sneezing and coughing has some possibility of self-healing, depending on the cause of the disease to determine whether it can be self-healing or not, if it is a more serious infection, it will need to be treated with medication. Newborn sneezing and coughing need to go further to the hospital for routine blood tests: 1. If it is a mild viral infection, it will slowly heal itself at a later stage after drinking plenty of water and paying attention to keeping warm, which may take about 3 to 5 days; 2. For more serious viral, bacterial and mycoplasma infections, further symptomatic medication is needed. 3. Some newborns sneezing and coughing may be caused by allergies, need to go to the hospital in time for allergen examination, clear cause of the allergen avoidance, the prognosis is also better.