Effect of Human Urinary Kallidinogenase on Inflammatory Factors in Acute Ischemic Stroke (KIF-AIS)

Experimental group (HUK plus routine clinical treatment): administered within 48 hours of AIS onset, 0.15PNA unit was dissolved in 100ml sodium chloride injection by intravenous infusion for not less than 50 minutes, once a day.

Placebo group (Normal sodium chloride injection plus routine clinical treatment): Normal sodium chloride administered within 48 hours of AIS onset, by intravenous infusion for not less than 50 minutes, once a day.