◎方  名：定喘湯（理氣之劑）

   總  結：哮喘                                                                   

   編  號：012                                                                    

   組  成：麻黃、杏仁、桑白皮、黃芩、半夏、蘇子、款冬花、白果、甘草               

   主  治：治肺虛感寒，氣逆膈熱而作哮喘。                                         

   歸  經：手太陰藥也                                                             

   方  義：(1)表寒宜散：甘草、麻黃、桑皮、杏仁，辛甘發散瀉肺而解表。              

           (2)里虛宜斂：1.款冬溫潤。                                              

                        2.白果收濇定喘而清金。                                    

                        3.黃芩清肺熱。                                            

                        4.蘇子降肺氣。                                            

                        5.半夏燥濕痰。                                            

           (3)相助為理，以成散寒疏壅之功。