The invention discloses an external-use plaster for tonifying 
spleen and tonifying 
stomach and a preparation method thereof. The plaster comprises nude 
fern herb, 
fennel root, 
kiwi fruit 
vine, root of bergamot, 
mangLietia yunnanensis fruit, sago leaf, 
flos mume, common perilla fruit, 
rhizome of large leaf 
japanese ginseng, 
carum carvi f. gracile, dried tangerine or orange peel, immature bitter orange, volatile fine stuff, a penetrating agent, a matrix, an 
antioxidant, and 
far infrared ceramic powder. The preparation method comprises the following steps: extracting active ingredients of the 
traditional Chinese medicine materials according to the properties of the 
traditional Chinese medicine materials by virtue of methods of juicing, 
alcohol-extracting, decoction-extracting respectively, concentrating the active ingredients into thick paste, 
drying and pressing the paste into 
fine powder at a low temperature, sieving repeatedly to obtain 
medicine powder; adding the 
medicine powder and ingredients such as the volatile fine stuff, the penetrating agent and the 
antioxidant into the matrix, and preparing the mixture into paste. The external-use paste for tonifying 
spleen and tonifying 
stomach disclosed by the invention is reasonable in compatibility of materials, capable of regulating flow of qi and invigorating 
stomach, tonifying 
spleen, regulating the middle warmer and appetizing, aiding 
digestion, treating gastric disorder causing 
nausea and vomit and 
constipation, and the like, exact in 
curative effect and free of 
side effect.