Figure 1: Changes in clinical asthma symptoms (data are expressed as means ± SD; scores per week). Clinical asthma symptoms were evaluated for the severity by cough and sputum, activities of daily living (minor attack, 3 points; moderately severe attack, 6 points; severe attack, 9 points). The state of nocturnal sleeping and rhinorrhea were also evaluated in three stages, respectively (points of 4, 2, and 0). ^*p<0.01 between data (LTRA only vs LTRA+; with carbocystein and lysozyme chloride / ambroxol).