Medicament for treating II-type diabetes mellitus and preparation method thereof

The invention provides a medicament for treating diabetes mellitus, which consists of the following raw material drugs in parts by weight: 3 to 40 parts of astragalus mongholicus, 3 to 40 parts of raw rehmannia, 2 to 20 parts of coix seed, 1 to 5 parts of bighead atractylodes rhizome, 1 to 10 parts of kudzuvine root, 1 to 5 parts of red-rooted salvia root, 1 to 4 parts of pseudo-ginseng, and 1 to 3 parts of cinnamon. Furthermore, 1 to 3 parts of fried atratylodes rhizome, and/or 1 to 4 parts of golden cypress and 1 to 3 parts of safflower can be added into the Chinese medicinal compound preparation. The medicament has the functions of strengthening pancreas and consolidating constitution, reducing sugar and regulating fat and the like, and is mainly used for treating II-type diabetes mellitus with symptoms of fatigue and weakness, lack of energy, cumbersome fatigued limbs, even polyuria and polydipsia, numbness of the limbs, pains and the like. The medicament can be manufactured into various oral preparations