What are the efficacy and main treatment of Chinese medicine Duhuo?

The properties and flavors of Duhuo are pungent, bitter and slightly warm. Attributes to the liver, kidney and bladder meridians. Dispelling wind and dampness; dispersing cold and relieving pain. It is used in treating wind-cold and dampness paralysis, lumbar and knee pain, Shaoyin ambrosia headache, headache and toothache. Usage and dosage For internal use: decoction, 3-10g; or in wine; or in pills or powder. Externally: Appropriate amount, decoction and wash. [1] Contraindications: Caution should be exercised in cases of yin deficiency and blood dryness. 1. 《本草經集注》：蠡实为之使。 2. "Ben Jing Feng Yuan": qi and blood deficiency and pain all over the body and yin deficiency lower body impotence is prohibited. In all the deficiency winds, it is not suitable for living alone. Medicinal Compatibility 1. Wind-cold and dampness paralysis. The product is pungent, bitter and dry, gas aroma and warm, good at dispelling wind-dampness, paralytic pain, for the treatment of wind-dampness paralysis main medicine, all wind-cold-dampness caused by paralysis, regardless of the new for a long time, can be applied; because of its main into the kidney meridian, the nature of the good downward movement, especially in the waist, knees, legs and feet, joints, pain in the lower part of the cold and dampness is desirable. Treatment of wind-cold and dampness paralysis of wind-cold and dampness, muscle, waist and back, hand and foot pain, often used with angelica, atractylodes macrocephala, hyssop, such as Duhuo Tang ("New Book of Living Young"); if paired with Sang Sheng Sheng, Eucommia bark, ginseng, etc., to treat paralysis of the day-long positive deficiency, lumbar and knee pain, joints flexion and extension of the unfavorable people, such as Duhuo parasitic soup ("Thousand Gold Formula"). 2. Wind-cold and dampness syndrome. The product is pungent, warm, bitter and dry, can disperse wind, cold and dampness and relief of the surface, the treatment of external wind-cold and dampness caused by headache, headache, a full of pain, more with Qiang Wu, Ligustrum, Fangfeng, etc., such as Qiang Wu Sheng Dampness Soup ("internal and external injuries to distinguish confusion"). 3. Shao-Yin headache. This product is good to enter the kidney meridian and search for ambient wind, and fine Xin, Chuanxiong, etc., can be used to treat the wind disturbing the kidney meridian, ambient and not out of the shaoyin headache, such as Duhuo Fine Xin Tang ("syndrome due to the pulse treatment"). 4. Duhuo and Sangzhi: Duhuo searches for wind, disperses cold, relieves pain and passes paralysis; Sangzhi dispels wind-dampness and passes through the meridians and crosses the limbs. The two together, the treatment of wind-cold-dampness paralysis function to enhance, especially the upper limb pain, shoulder periarthritis.