Adult patients with type 2 diabetes mellitus in line with the indications for the application of safranin, according to its instructions can be taken 4-12 tablets (0.025g per tablet), 3 times a day, the specific number of tablets per day need to follow the doctor’s instructions. Huanglianxin is a kind of drugs used to treat intestinal infections, diarrhea, type 2 diabetes, such as exclude contraindications can be used normally, its oral adverse reactions are less, occasionally nausea, vomiting, skin rash and medicinal fever, disappeared after stopping the drug. Contraindications are patients with hemolytic anemia and patients with glucose-6-phosphate dehydrogenase deficiency. If you need to take Huanglianxin, it is recommended to take under the guidance of a doctor, remember not to blindly self-medication.