1. The main functions of Ginseng Radix Rubri are invigorating primordial qi, invigorating spleen and lung, promoting fluid production and calming the nerves. It is mainly used for treating palpitation, insomnia, forgetfulness and other symptoms due to deficiency of both qi and blood, and has the effects of invigorating qi, calming nerves and improving intelligence. It can be used alone or in combination with nourishing blood and tranquilizing drugs such as Radix Rehmanniae, Radix Salviae Miltiorrhizae and Semen Ziziphi Spinosae, such as Tianwang Buxin Dan.

2. It is used for fever, gas injury, body heat and thirst, and has the effect of benefiting qi and promoting fluid production. For body heat, excessive sweating, thirst and pulse deficiency, it can be used with gypsum and Anemarrhena asphodeloides, or with Trichosanthis Radix, Radix Rehmanniae and Radix Astragali to treat thirst.

3. Ginseng Radix Rubri also has obvious curative effect on spleen-qi deficiency, fatigue, eating less loose stool and other symptoms. Generally, it can be combined with Atractylodes macrocephala, Poria and Glycyrrhiza uralensis Fisch. Ginseng can also tonify lung qi, and can be used for shortness of breath and spontaneous sweating caused by weak lung qi. It can be used with herbs such as Astragalus and Schisandra.