Little girl coughing a lot can be seen in the respiratory tract infection, cough variant asthma or tracheal foreign body and so on, need to be given to the cause of anti-infection, anti-allergy, take out the foreign body and so on, at the same time can be given to the symptomatic cough phlegm and other treatments. 1. Respiratory infections: such as bronchopneumonia, can be caused by viral, bacterial or Mycoplasma pneumoniae infections, with the progress of the disease can be severe cough, such as bacterial infections require the use of antibacterial drugs such as cefuroxime for anti-infective; such as viral infections, can be given to the oseltamivir phosphate granules; if Mycoplasma pneumoniae infections, can be used to azithromycin anti-infective. Oral medicines such as Kratom shellac can be taken to relieve cough symptomatically. 2. Cough variant asthma: clinically, there may be severe cough, cough mostly dry cough, often lasts for a long time, more than 4 weeks, such children should regularly use glucocorticosteroids, such as budesonide nebulizer treatment, oral montelukast sodium to reduce airway reactivity, and at the same time, need to avoid contact with allergens, cold air stimulation, and so on. 3. Tracheal foreign body: there is a history of foreign body choking and coughing, and severe coughing may occur. After the diagnosis of this kind of babies is clear, they need to undergo tracheoscopy to remove the foreign body. All of the above drugs should be used under the guidance of a physician, and it is recommended to actively seek medical advice from a specialist to evaluate and guide the treatment.