Abstract: ObjectiveTo prove that children pneumonia can be treated based on the theory of  fever，gloom，phlegm and blood stasis.
MethodsProbe into the therapeutic methods of clearing heat，eliminating gloom，dissipating phlegm and removing blood stasis on theory of fever，gloom，phlegm and blood stasis mechanism in children pneumonia.Observe the total effect and changes of symptoms related to the theory of  fever，gloom，phlegm and blood stasis in two groups： one with Qingfei oral liquid and the other with Ribavirin injection；make survival analysis through the method of multicenter，randomized block designed，parallel controlled and blind clinical trial.
ResultsThe total effect of test group was much better than that of the control group.The symptoms of fever，gloom，phlegm and blood stasis were common in clinic.Qingfei oral liquid had significant effect in improving symptoms related to fever，gollm，phlegm and blood stais，such as cough，wheezy phlegm，asthma，flaring of nares，sweating，chills，thirsty feeling and cyanosis.
ConclusionIt has theory basis of TCM and clinical research that children pneumonia can be treated based on the theory fever，gloom，phlegm and blood stasis and should be widely applied in clinic.

Key words: Pneumonia/TCM pathogenesis, Pneumonia/Diagnosis, TCM；Children；Syndrome；Treatment based on syndrome differentiation