Insulin dosage is not fixed, depending on the patient’s type of diabetes, weight, diet, combined medication, current blood glucose and other circumstances, so normal diabetic patients according to the condition of daily insulin 0-60 units are possible, a few can be used to more than 100 units. And insulin dosage is not set in stone, the dosage will be adjusted gradually according to the blood glucose, insulin dosage should be able to stabilize the blood glucose to a reasonable value as a quantitative standard. It is most reasonable to adjust according to the monitoring of blood sugar. So you need to adjust the insulin dosage appropriately under your doctor’s guidance before you can apply injection therapy at home by yourself.