The text is from Suwen-Sanbu Jiuhou Lun. For syndromes that are confirmed to be excess, the purging method is used to eliminate pathogenic qi. Excess pattern that require purging, such as dry stool, phlegm-fluid retention, static blood, food stagnation, cold accumulation, etc., are treated with methods like cold purgation, moistening purgation, eliminating phlegm-fluid retention, removing stasis, promoting digestion, and warm purgation. Refer to entries such as "purgative method," "eliminating phlegm," "removing stasis," and "promoting digestion."