Bronchodilators are medications that are used to relieve the symptoms of various respiratory illnesses, by relaxing the muscles in the airways, thus making breathing easier. These drugs are often prescribed for those with asthma, chronic obstructive pulmonary disease, and other breathing problems. Some of the commonly used bronchodilators include Albuterol, Ipratropium, and Salbutamol. There are also several other synonyms available for the term bronchodilators, including bronchial dilators, airway expanding medications, and airway relaxers. These terms are frequently used interchangeably with bronchodilators, depending on the context of the situation and the preference of the speaker. Overall, the primary purpose of bronchodilators is to dilate or open up the airways, to ease the symptoms of respiratory illnesses.