Parents need to do the following for a two-month-old baby’s cough: 1. Drink appropriate water. When the baby’s water intake is not enough, the throat will be dry and cause a cough. Avoid contact with allergens such as cotton wool, animal hair, pollen, etc. These substances can cause babies to choke and cough after inhalation, and in some cases, allergic reactions can even occur, and severe allergic reactions can lead to asthma and anaphylaxis. It is because of choking caused by aspiration pneumonia, need to go to the hospital for treatment.