| Managing asthma commonly requires two 
                                                                        classes 
                                                                        of drugs:1) 
                                                                        bronchodilators 
                                                                        to allow 
                                                                        freer 
                                                                        air 
                                                                        passage 
                                                                        during 
                                                                        an asthmatic 
                                                                        episode, 
                                                                        and
 2) 
                                                                        anti-inflammatory 
                                                                        drugs to 
                                                                        reduce 
                                                                        the 
                                                                        inflammation 
                                                                        before 
                                                                        the 
                                                                        episodes 
                                                                        may 
                                                                        begin. 
                                                                        Usually 
                                                                        these 
                                                                        are 
                                                                        corticosteroid 
                                                                        drugs.
 |