Metformin is not recommended for normal people, not to mention six tablets of metformin, metformin needs to be taken under the guidance of a doctor. Metformin belongs to the biguanide class of glucose-lowering drugs, can play a role in the treatment of type 2 diabetes mellitus that can’t be well controlled by diet or exercise alone, especially patients with obesity or hyperinsulinemia. Therefore, normal people who do not have the above diseases are not recommended to take metformin, so as not to cause blood glucose lowering or adverse drug reactions such as nausea, vomiting, abdominal pain, diarrhea and so on. And, if normal people take six tablets at one time may lead to drug overdose with nausea, vomiting, abdominal pain and other mild poisoning or blurred consciousness, low blood pressure, hypothermia and other manifestations of lactic acidosis. Normal people should not take Metformin, if a one-time consumption of six tablets of Metformin and accompanied by symptoms of discomfort is recommended to go to the hospital in time.