ASTHALIN contains Salbutamol, a medication that belongs to a class of drugs known as selective beta-2-adrenergicagonists and can be used to relax the muscles of the airways and womb. It works by relaxing the muscles of the airways into the lungs, making breathing easier. It is used to treat wheezing and shortness of breath caused by respiratory issues (such as asthma, chronic obstructive pulmonary disease).Disclaimer:For More Information Contact Your Physician