《伤寒论》所创立的103方,世称“经方”被推崇为众方之祖。由于本论方药组合法度严谨,不但为后世制方建立了轨范,而且也提示了汤方加减化裁的准则。现谈谈个人的学习体会。一、主方及加减化裁原则伤寒六经,各经主证均有其主方。在临床具体运用上,应如何掌握各方的加减化裁 The 103rd party founded by the “Treatise on Febrile Diseases” said that “the economic side” has been promoted as the ancestor of all parties. Due to the rigorous combination of prescriptions and prescriptions, it has not only set a good example for future generations, but also prompted Tang Fang’s criteria for addition and reduction of sanctions. Now talk about personal learning experience. First, the main party and the principle of addition and subtraction of the typhoid fever six typhoid fever, each main card has its main party. In the specific application of clinical practice, how to grasp the addition and subtraction of various parties