Chinese medicine tends to use combinations of herbs to target certain goals. There are a large variety of combinations, including:
Dan-Gui Buxue Tang (Astragalus Membranaceus and Angelicae Sinensis)
Fan Zuo Jin Wan (Coptis Chinensis and Evodia Fructae at 1:6); inverse ratio of Zuo Jin Wan
Fang Ji Huang Qi Tang (Astragalus Membranaceus and Stephania tetrandra), and anti-diabetic combination
Gan-kang (Horny Goat Weed, Nepal dock root, Ficus hirta yahl)
Hyangsapyunweesan (Atractylodes japonica roots, Citrus unshiu fruit cortex, Poncirus trifoliata, Cyperus rotundus, ginger, Pogostemon cablin, Magnolia Officinalis, Amomum xanthioides, Saussurea costus syn. S. lappa, and Glycyrrhiza uralensis)
Kai Xin San (Wolfiporia cocos (Hoelen), Polygala tenuifolia, Acorus gramineus, Panax Ginseng)
Qi-Shao-Shuang-Gan (Astragalus Membranaceus, Paeonia lactiflora)
Qizhu tang (Rhizoma Atractylodis Macrocephalae, Poria cocos, Radix Notoginseng, and Radix Astragalus Membranaceus)
Shimotsu-to (Japanese angelica root, cnidium monnieri, peony root and rehmannia root)
Sheng-mai-san (Schisandra Chinensis fruit, Panax Ginseng, Ophiopogon japonicus) in a 3:2:6 ratio
Su-He-Xiang San (8 herbs, listed here[1])
Toki-Shakuyaku-san (Peony Root, Atractylodes lancea rhizome, Alisma rhizome, Wolfiporia cocos (Hoelen), Cnidium Monnieri rhizome and Japanese Angelica root)
Wu-Zhu-Yu-Tang (Evodiae Fructus, Panax Ginseng, Zizyphi Fructus, and Ginger root)
Xiong-gui-tiao-xue-yin (14 herbs, listed here [2])
Yi-Gong-Ning-Xue (consisting of 8 herbs found here[3])
Zuo jin wan (Evodiae Fructus, Rhizoma Coptidis) at a 1:6 ratio and used for gastrointestinal disorders. Inverse ratio of Fanzuo jin wan