The invention discloses a traditional Chinese medicine preparation used for mastitis nursing and a preparation method, and belongs to the field of traditional Chinese medicine.The traditional Chinese medicine preparation is prepared from branches and leaves of Sida szechuensis Matsuda, Zornia gibbosa, rhizoma Bolbostematis, Hippophae rhamnoides, Radix Wikstroemae, Cleistocalyx operculatus leaves, Herba Abri, Euphorbia pekinensis Rupr., Pinellia integrifolia N.E.Brown, semen brassicae campestris, all grass of Nanocnide pilosa Migo, Ranunculus sceleratus L., IlliciumlanceolatumA.C.Smith, pilea cadierei, herb of LyrateHemistepta and Argyreia acuta Lour.The selected medicinal materials are compatible, have a complementary cooperative effect, conform to the theory of traditional Chinese medicine and modern medicine, have the functions of clearing away heat and toxic materials, removing stasis, reducing swelling, diminishing inflammation, relieving pain, soothing livers, regulating qi, strengthening body resistance, tonifying deficiency, activating blood and eliminating stasis, and are convenient to use, good in absorption effect and free of bad, toxic and side effects, and it is clinically verified that the traditional Chinese medicine preparation has an extremely good relief and treatment effect on mastitis, and is suitable for clinical treatment and nursing application and popularization of mastitis.