The invention provides a pharmaceutical composition for treating
spleen deficiency and a preparation method thereof. Based on parts by weight, the preparation method of the pharmaceutical composition comprises the following steps of: mixing 3-5 parts of
ginseng, 3-5 parts of dangshen, 5-10 parts of
astragalus membranaceus and 15-25 parts of angelica, and adding
ethanol for extracting; mixing 15-25 parts of radix paeoniae alba, 8-13 parts of
pericarpium citri reticulatae, 8-13 parts of
elecampane, 8-13 parts of yam, 8-13 parts of
hyacinth bean, 8-13 parts of licorice, 15-25 parts of
ligusticum wallichii, 5-10 parts of cinnamon, 1-3 parts of rattletop, 1-3 parts of
radix bupleuri, 1-3 parts of fructus alpiniae oxyphyllae, 1-3 parts of Sichuan pepper,1-3 parts of monkshood, 1-3 parts of rhizoma zingiberis and 10-15 parts of dogwood, and adding pure water for extracting; mixing 15-25 parts of poria cocos, 15-25 parts of bighead atractylodes
rhizome and 5-10 parts of
cassia twig, adding
cellulose, extracting through water, inactivating the extracting solution for later use, mixing the extracting solutions, carrying out vacuum
freeze drying to obtain
solid dry paste of a
drug extract, and carrying out
superfine grinding and
pelletizing to prepare the necessary pharmaceutical composition. The pharmaceutical composition provided by the invention is scientific in formula, suitable for
mass production, free of untoward effect, strong in
potency, quick to become effective and convenient to take.