Airtropium Capsule is an anticholinergic medicine. It is used in the treatment of chronic obstructive pulmonary disease and asthma. It relaxes the airway muscles and makes it easier to breathe. This helps relieve symptoms such as chest tightness, shortness of breath, wheezing, and coughing. Airtropium Capsule is only for inhalational purpose, use it in the dose and duration as prescribed by your doctor. The first dose is given under medical supervision to prevent the side effects happen during first use. For better results, it is suggested to take it at the same time every day. The dose and how often you take it depends on what you are taking it for. Your doctor will decide how much you need to improve your symptoms. You should take this medicine for as long as it is prescribed for you. It does not prevent the already started breathing trouble or asthma attack, hence always carry your medical inhaler with you for an emergency. The most common side effect of this medicine is dry mouth. If these bother you or appear serious, let your doctor know. To overcome dry mouth, it is advised to increase water intake, carry sugar candy, or maintain good oral hygiene. If you experience any other side effects, let your doctor know. Before taking this medicine, let your doctor know if you have liver or kidney disease, or if you are pregnant or breastfeeding. Your doctor should also know about all other medicines you are taking as many of these may make this medicine less effective or change the way it works.