External-use traditional Chinese medicine for treating knee osteoarthritis and nursing method

The invention discloses an external-use traditional Chinese medicine for treating knee osteoarthritis. According to traditional Chinese medicine, retrogressive osteoarthritis of knee joint is listed in the category of heumatism. It is considered that at the middle age of people, deficiency of liver and kidney, disorder of Qi and blood and mascular malnutrition will happen, and trauma, fatigue and wind-cold-wetness evil will lead to congestion of fluid-retention, obstructed venation and mascular malnutrition so as to cause diseases. Therefore, traditional Chinese medicines including root of Japanese Glorybower, root or leaf of Pilose Triumfetta, henry clematis root, scarlet kadsura root, all grass of Highstalk Razorsedge, herb of Laciniate Blumea, bark of Common Schefflera, root of Veined Inula, herb of Mandarin Clematis, Chinese forgetmenot root, indigofera mengtzeana and root of Chinese Clovershrub are decocted with water to obtain a decoction of herbal medicines. Through clinical tests, total effective rate reaches 95.0%, and clinical therapeutic effects are remarkable.