This study in order to evaluate the Baicalein Tablets' safety and efficiency for audit with influenza, The trial designed by randomized, double-blind, placebo-controlled, multicenter and optimal efficiency. Subjects will be randomly assigned to low-dose group, high-dose group or placebo group as 1:1:1 proportionally, planned to enroll 180 subjects, each group enroll 60 subjects. The primary indicator is the time of fever relieving, comparison after the second visit. The secondary indicator are symptom alleviating time of influenza, percentage of subjects with influenza complications, percentage of antipyretic drugs used, percentage of virus positive to negative, comparison at the end of the experiment.
This study in order to evaluate the Baicalein Tablets' safety and efficiency for audit with influenza