1. Diabetes patients should check their blood sugar or urine sugar regularly. If the blood sugar test continues to be higher or lower than the normal value or the urine sugar continues to be positive, it means that the diabetes is not properly controlled and the doctor must be notified. Always keep enough insulin as well as syringes and needles, and wear your diabetes identification badge regularly to ensure that you receive appropriate treatment if complications occur away from home. 2. Any changes in insulin application must be done with caution and under the guidance of a doctor. Before each use of insulin, you should carefully check whether the purity, potency, registered trademark, type, species (cow, pig, human), production method (recombinant human insulin, animal-purified insulin) of the insulin are recommended by your doctor, and any A change in one will result in a change in dosage. 3. Before taking medicine, you should carefully check whether the bottle cap is intact, and carefully check the name and letter mark on the bottle label to confirm that the medicine you take is consistent with the doctor's prescription. 4. Before withdrawing the liquid, check the appearance of the contents in the bottle. Regular recombinant human insulin injection should be a uniform, colorless and transparent solution. If there is slight coloration, cloudy turbidity, or suspended particles, do not use it. If any Consult your doctor if there are any abnormalities or the need to change your insulin. 5. Insulin should be refrigerated at 2 to 8°C away from light. It is best to store it in the refrigerator. Do not freeze or approach the ice tray. Frozen insulin cannot be used. Do not use insulin that has exceeded the expiration date. If you buy medicines, put the protective cover on them. It's not strict, it must be returned to the pharmacy. 6. Use needles and insulin injection pens that match the refills, and read the instructions for use carefully before use. 7. Each refill is for personal use only to prevent the possibility of disease transmission. Patients are not allowed to refill the medication themselves. 8. Use the glass ball in the refill to mix the medicinal solution evenly before use. The needle must be removed immediately after each use to prevent the medicinal solution from flowing out.