The invention relates to a Chinese medicinal preparation for treating rheumathritis, wherein the constituents include freeze-dried spider powder, Loranthus mulberry mistletoe, dahurian angelica root, achyranthes and cyathula root, speranskia herb, ledebouriella root, tetrandra root, Clematis chinensis, pubescent angelica root, large-leaf gentian root, notopterygium root, asarum, bark of peony root, Chinese angelica root, spatholobus stem, Ligusticum wallichii, tuber of multiflower knotweed, root of herbaceous peony, spicebush root, eucommia bark, dipsacus root, atractylodes rhizome, Chinese ephedra, frankincense, notoginseng, myrrh, safflower, epimedium, Cinnamomum cassia, cassia twig, Chinese flowering quince, red ginseng, cortex acanthopanacis, licorice root, Chinese date and white spirit.