The invention discloses a traditional Chinese medicine preparation for treating threatened abortion. The traditional Chinese medicine preparation comprises the following selected raw materials in parts by weight: fructus jujubae, white hyacinth bean, scutellaria baicalensis, caulis bambusae in taeniam, mint, dipsacus root, radix paeoniae alba, cacumen biotae, rice sprout, fructus cannabis, pericarpium citri reticulatae, colla corii asini, codonopsis pilosula, cortex ailanthi, fructus corni and mulberry. In the traditional Chinese medicine preparation, the combined use of fructus jujubae, white hyacinth bean, fructus cannabis and rice sprout can invigorate the spleen-stomach, replenish qi, enrich qi and blood so as to prevent miscarriage; the combined use of scutellaria baicalensis and cortex ailanthi can astringe intestine and stop bleeding; the combined use of mint and caulis bambusae in taeniam can clear away heat, eliminate phlegm, relieve restlessness and prevent vomiting; the combined use of cacumen biotae, radix paeoniae alba, dipsacus root, colla corii asini, fructus corni and mulberry can tonify the liver and the kidneys, nourish blood, retain yin, adjust chong and ren meridians, stop bleeding and prevent miscarriage; pericarpium citri reticulatae and codonopsis pilosula are capable of invigorate the spleen and supplement qi and can nourish congenital asthenia with postnatal nutrition, the congenital and postnatal nutrition are nourished together so as to strengthen the efficacy of miscarriage prevention. The drugs are finely matched to achieve the effects of nourishing the kidneys, tonifying the spleen, reinforcing qi, nourishing blood, stopping bleeding and preventing miscarriage, the chong and ren meridians can be improved, a fetus can be carried so as to achieve the purposes of nourishing the fetus, preventing miscarriage and tonifying the fetus.