Pharmaceutical composition for treating diabetes

The invention relates to the technical field of diabetes treatment, in particular to a pharmaceutical composition for treating diabetes, which comprises 2 parts of ginseng, 2 parts of astragalus membranaceus, 2 parts of radix rehmanniae recen, 2 parts of radix scrophulariae, 2 parts of medlar, 1 part of cortex lycii radicis, 1 part of kudzu vine root, 1 part of coptis chinensis, 1 part of white mulberry root-bark, 1 part of mulberry, 1 part of rhizoma atractylodis, 3 parts of paulownia fruit, 3 parts of turmeric root and 3 parts of green coffee bean. The pharmaceutical composition has the beneficial effects that pharmacological and toxicological experiments prove that in a mouse diabetes model, the hypoglycemic effect of the pharmaceutical composition is superior to that of a reference drug metformin, the pharmaceutical composition is good in administration safety, no toxic reaction occurs under the test dosage 20 times of the normal administration dosage, and in addition, the pharmaceutical composition has g