Modern pharmacological research found that Duyiwei capsule contains flavonoids, saponins, volatile oils, alkaline components as well as 17 kinds of amino acids and 21 kinds of trace elements, which have the functions of hemostasis, analgesia, activating blood circulation and removing blood stasis, soothing the meridians, antibacterial and anti-inflammatory, anti-tumor and improving the immunity of the body. At the same time, the test on human special pain tolerance shows that it can significantly improve human pain tolerance, so the pain relief effect is very obvious. The main clinical applications: 1, the treatment of acute soft tissue injury, the treatment mechanism is mainly through the improvement of local microcirculation, so that the swollen parts of the blood circulation, clear sterile inflammation, Duyiwei capsule for soft tissue contusion, not only has a good analgesic effect, but also has a hemostatic, anti-inflammatory effect. 2, the treatment of cystic hyperplasia of the breast. Duyiwei capsule functions as blood activator, hemostatic, can support the root, improve immune function, has the role of promoting microcirculation and anti-tumor, applied to the treatment of breast disease has achieved better results. 3, treatment of ulcerative colitis. Duyiwei capsule also has antibacterial and immune functions, effectively improving cellular non-specific and specific immune effects, combined with metronidazole retention enema, acting directly on the lesion, can promote ulcer healing.