Levosalbutamol sulphate, Ambroxol HCl, and Guaiphenesin syrup is primarily used to treat productive (wet) coughs. It provides relief from chest congestion and breathing difficulties associated with asthma and bronchitis.

Levosalbutamol
It is a bronchodilator that relaxes the muscles of the airways and widens them, making breathing easier.

Ambroxol
This is a mucolytic drug that thins and loosens the thick mucus accumulated in the lungs and airways.

Guaifenesin
It is an expectorant that helps expel mucus, making the cough productive.