Condition Treated: used to treat and prevent symptoms of asthma and chronic obstructive pulmonary disorder (a lung disorder in which flow of air to the lung is blocked).
Usage: Tablet should be taken with food. You should take it regularly at evenly spaced intervals or as per the schedule prescribed by your doctor. 
Side Effects: The most common side effects of this medicine include vomiting, headache, nausea, and stomach upset.