Asthma although can occur in any age but if it has started in childhood, by the age child reaches 15 years many will get cured, as the lung tissue also grows and body's immunity status also develops, but if it has continued till adulthood then it has lesser chances of complete cure. At the best it can be well controlled. Inhalers are the best medicine for asthma control, and there are really better salts available than asthalin (salbutamol), their use depending upon the severity of asthma. Its important to have a perfect control over asthma to prevent permanent damage it may do over lungs if it is not well controlled.