Dr. Joe Whittington, who goes by Dr. Joe on TikTok, recommends getting a clean, unused medicine syringe, which doesn’t have a needle. First, cut the tip off the syringe to create a small opening.

Open the syringe package and put it on a clean surface. Insert the needle into the vial. Pull back the plunger and draw up the prescribed dose of medicine, plus a little more.

For people with diabetes who inject insulin, the syringe and needle size can make a big difference in comfort and staying on track with steady blood sugar levels. According to a 2024 statistics ...