Pediatric cough bad may be the presence of recurrent respiratory tract infections or cough variant asthma caused by anti-infective, antispasmodic asthma and anti-allergic drugs to relieve symptoms. 1. Repeated upper respiratory tract infections: children may have a bad cough and repeated upper respiratory tract infections, except for symptomatic phlegm cough, if there is a bacterial infection, antibiotics should be used in a timely manner to treat, such as ceftriaxone, etc.; the presence of viral infections, the serious available ribavirin, etc. to treat, to be controlled by the infection of coughing symptoms will also be alleviated accordingly. 2. Cough variant asthma: this disease and allergies or environmental stimuli and other factors, you can use albuterol, budesonide and other drugs nebulized inhalation relief, if necessary, with the use of montelukast sodium and other anti-allergy drug treatment. Children coughing for a long time may have other reasons, it is recommended to go to the hospital in a timely manner to clarify the cause of the disease, according to the cause of the standardized treatment, the use of medication in accordance with the doctor’s instructions.