The invention discloses a traditional Chinese medicine for treating anaphylactic purpura nephritis. The traditional Chinese medicine is prepared from the following medicinal materials: radices stellariae dichotomae, angelica sinensis, semen euryales, fructus rosae laevigatae, rhizoma smilacis glabrae, cortex moutan, lalang grass rhizome, dried radix rehmanniae, motherwort, pollen typhae, corn stigma, thalictrum petaloideum, peltate yam rhizome, hairyvein agrimony, radices lithospermi, madder, carbonized sanguisorba root, herba pyrrosiae, astragalus membranaceus, solanum lyratum, false loosestrife, pseudo-ginseng, red peony root, radix scrophulariae, rhizoma nelumbinis, balsamiferou blumea herb, cinnamomum porectum, yellowfruit raspberry root, fructus forsythia, cornu bubali, cuneate lespedeza herb with root, lycopodium Chinese, lophatherum gracile, dayflower, elecampane, rhizoma corydalis, sophora flower bud, stephania terandra, medicinal cyathula root, loofah sponge, periostracum cicada, cortex lycii radicis, eclipta alba, indigo naturalis, root of red-rooted salvia, circium japonicum, herba cepbalanoplosis segeti, radix clematidis, raw semen coicis, herba pteridis multifidae and common achyranthes herb. A clinical experiment proves that the anaphylactic purpura nephritis can be safely and effectively treated.