<i This video is about asthma therapy. It reviews asthma therapy for persistent asthmatics in using a long acting beta agonists or long acting albuterol, If asthma does not respond to inhaled steroids alone then these drugs can help. They cannot be use alone but can be used with inhaled steroids to have control. The third line of asthma therapy, after inhaled steroids and long acting beta-agonists (bronchodilators) are the leukotriene antagonists. They are non steroid anti-inflammatory medicines that help inflammed lung tubes in asthma. They are good on on agents for asthma. It is rare that they should be used alone in asthma. That is because they only help some of the asthma inflammation. You can feel better on them but inhaled corticocosteroids the primary therapy for asthma. They are very safe and have few side effects. Leukotriene antagonists also help with allergic rhinitis, so they help treat the upper and lower airways.