It used to treat respiratory conditions such as bronchitis, asthma, and other related conditions. It is an expectorant that helps to thin and loosen mucus in the airways, making it easier to cough up and clear the lungs. This medicine is a bronchodilator that helps to relax the muscles in the airways, making it easier to breathe. It is often used to treat asthma or other conditions that cause difficulty breathing.It helps to break up and thin out mucus, making it easier to clear the lungs and airways. This medication works to help alleviate symptoms of respiratory conditions such as coughing, wheezing, and shortness of breath, and can help to improve overall lung function. However, it is important to use these medications as directed by a healthcare professional and to follow any recommended guidelines for their use.