Chuanwu and Caowu are different species, but the flavor, properties, efficacy and main treatment are the same. Chuanwu for the buttercup plant aconite dry mother root. Cao Wu is the dried tuberous root of the buttercup plant Aconite. Chuanwu and Caowu are pungent, bitter and hot in nature; they are highly toxic. They belong to heart, liver, kidney and spleen meridians. They can dispel wind and dampness, warm menstruation and relieve pain. It is used in treating wind-cold-dampness paralysis (paralysis of the limbs caused by wind, cold and dampness), joint pain, cold pain in the heart and abdomen, and cold hernia (pain caused by internal cold and external wind-cold). The raw products of Chuanwu and Caowu should be taken internally with caution; prohibited for pregnant women; not suitable for use with Semen xia, Psidium guajava, Psidium guajava, Psidium guajava, smallpox pollen, Phellodendron amurense, Psidium zhejiang, Psidium pingpai, Psidium yibei, Psidium hubei, Phellodendron amurense, Psidium amurense, and Psidium biannatum. It is recommended to use the drug under the guidance of a doctor.