Disclosed is a Chinese medicament for treating lumbago caused by deficiency of the kidney, wherein the recipe includes pubescent angelica root, large-leaf gentian root, Chinese angelica root, root of herbaceous peony, prepared rhizome of rehmannia each 12g, Loranthus mulberry mistletoe 18g, drynaria, eucommia bark, achyranthes root, pilose asiabell root, dipsacus root, Clematis chinensis each 15g, ledebouriella root, rhizome of Sichuan lovage each 9g, astragalus root 30g, cinnamon twig 6g, bitter cardamon, lindera root each 12g, asaryl, processed radix aconiti each 15g, prepared aconite root, dried ginger each 18g, curculigo rhizome, epimedium each 12g, spatholobus stem, safflower, curcuma aromatica, red peony root each 10g. The Chinese medicament has simplified recipe, easy preparing process and low price.