Dehumidifying drugs are mainly divided into rheumatism drugs, aromatherapy drugs and diuretic drugs. Drugs for dispelling wind and dampness mainly include Radix Angelicae Pubescentis, Radix Clematidis, Radix Stephaniae Tetrandrae, Radix Gentianae Macrophyllae, Herba Taxilli, Fructus Chaenomelis, Cortex Acanthopanacis, Agkistrodon, Xu Changqing, etc. Aromatic dehumidification: Rhizoma Atractylodis, Cortex Magnolia Officinalis, Herba Agastaches, Fructus Amomi, Fructus Amomi Rotundus, and Eupatorium odoratum. Diuretic and dehumidifying: Poria, Herba Lysimachiae Christinae, Herba Artemisiae Scopariae, Alismatis Rhizoma, Coicis Semen, Semen Plantaginis, Talcum, Akebia Akebia, Polyporus, Tetrapanacis Tetrapanacis, Rhizoma Dioscoreae Septemlobae, Folium Pyrrosiae, etc. 1. Antirheumatic drugs: This kind of drugs can dispel bitterness and dryness, and have the effects of dispelling rheumatism on muscle surface and meridians, and some of them also have the effects of dispelling cold or clearing heat, relaxing muscles and tendons, relieving pain and relieving exterior syndrome, nourishing liver and kidney, and strengthening tendons and bones respectively. 2. Aromatic dampness-removing drugs: these drugs are pungent and warm, mainly entering the spleen and stomach, and have the effect of dampness-removing, spleen-removing or dampness-removing, and relieve summer heat. 3. Drugs for diuresis and dampness: These drugs are sweet or bitter in taste, cold or flat in nature, and enter the bladder, spleen and small intestine, which is conducive to diuresis and stranguria, and diuresis and yellowing.