Levalbuterol ( Levosalbutamol ) + Ambroxol + Guaifenesin is a prescription medicine. It is typically used for the treatment of Cough, Common Cold. The alternative uses of Levalbuterol ( Levosalbutamol ) + Ambroxol + Guaifenesin have also been explained below. Ambrosol LS Syrup is a combination of three medicines—Ambroxol, Levosalbutamol , and Guaifenesin. Ambroxol is a mucolytic, which thins and loosens the mucus in the airways, making it easier to cough up. 3.1 Therapeutic indication KOFAREST-LS Junior Syrup is indicated for the treatment of productive cough associated with bronchospasm in conditions such as bronchitis and bronchial asthma as well as all conditions associated with tenacious mucus, wheezing and chest congestion. Levosalbutamol and Guaifenesin relieve cough with mucus. Ambroxol is a mucolytic that thins and loosens mucus (phlegm), making it easier to cough out. Levosalbutamol is a bronchodilator. It works by relaxing the muscles in the airways and widening the airways. Guaifenesin is an expectorant that decreases the stickiness of mucus (phlegm) and helps in its removal from the airways. Together, they make breathing easier.