Acute Exacerbation of Chronic Bronchitis Clinical Trial
Official title:
Efficacy and Safety of Combined With Andrographolide Sulfonate on the Basis of Conventional Therapy in Patients With Acute Exacerbation of Chronic Bronchitis: a Randomized, Single Blind, Placebo-controlled, Multicenter Study
A multicenter,randomized,single-blind, placebo-controlled,phase 4 clinical trial to evaluate the efficacy and safety of andrographolide sulfonate in patients with acute exacerbation of chronic bronchitis
The patient after passing the screening, with the ratio of 1:1, were randomly assigned to experimental group or control group. Experimental group: on the basis of Conventional Therapy,Xiyanping injection(andrographolide sulfonate) 10-20ml/d, With 0.9% normal saline 100ml-250ml diluted intravenous drip (not with other drugs in the same container mixed use), control drip speed per minute of 30-40 drops. control group: on the basis of Conventional Therapy,Xiyanping injection simulation(0.9% normal saline) 10-20ml/d, The treatment method is the same as the experimental group. ;
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