Asthalin 4 Tablet can help prevent the onset of an asthma attack if it is taken before exercise or exposure to some âtriggersâ. These may include house dust, pollen, pets, and cigarette smoke. This medicine will allow you to exercise more freely without worrying about getting symptoms such as wheezing, coughing, and shortness of breath. It allows you to live your life more freely without worrying so much about things that set off your symptoms.