A randomized, double-blind, multicenter, active-controlled phase III study to evaluate the efficacy and safety of Levotuss CR tab. in comparison with Levotuss syrup in patients with cough due to acute or chronic bronchitis
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
272
oral taken
Included Seoul national hospital,10sites
Seoul, South Korea
Cough severity check
Time frame: 6 hours
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