Clinical Application and Basic Study of Medicinal Fractions-based Herbal Combinations

Inclusion Criteria: * Patients with acute ischemic stroke * Patients with fire-heat syndrome * Stoke onset within 48 hours * NIHSS scores range from 5 points to 25 points * Age from forty to seventy-five,gender not limited * Informed and signed the consent Exclusion Criteria: * Cardiogenic cerebral embolism,stroke caused by other reasons or the unexplained * Patients suitable for thrombolytic therapy(rt-PA, urokinase) * Patients have received thrombolytic therapy * Patients with serious diseases of heart,lungs,liver,kidneys * Patients with bleeding or bleeding tendency recently * Pregnant or lactating women * Pre-existing neurological or psychiatric diseases that could confound the study results * Patients be allergic to alcohol,Ixeris of sonchifolia Hance components (KDZ injection) or Panax notoginseng saponins components (Xueshuantong injection) * Patients have participated in other clinical trials within 3 months