Medicine for treating nephropathy and preparation method thereof

The invention belongs to the technical field of traditional Chinese medicine, in particular to a medicine for treating nephropathy and a preparation method thereof, wherein the nephropathy comprises acute and chronic nephritis, nephritic syndrome or early-stage uremia. The traditional Chinese medicine is prepared from the following pharmaceutical raw materials in parts by weight: 10-60 parts of radix astragali, 6-15 parts of angelica, 6-15 parts of rhizoma gastrodiae, 3-6 parts of plantain seed, 6-15 parts of black mushroom and 0.5-3 parts of aweto. The medicine provided by the invention decomposes immune complexes by improving the immunity and activating complements, dilates the blood vessels of the kidneys, nourishes the kidney cells, reduces the albuminuria and hematuria, promotes urination, decreases swelling, defecates, and eliminates toxicant, thereby achieving the purpose of treating both principal and secondary aspects of disease without side effects.