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NCLEXPacePatient Education

Using Insulin at Home: Your Daily Guide

Medical-Surgical · Endocrine (Diabetes, Thyroid)

Insulin lowers your blood sugar. Using it the right way and at the right time keeps your sugar in a safe range.

Know your insulin

  • Mealtime (rapid-acting) insulin works fast. Take it within 15 minutes before you eat, then eat.
  • Long-acting insulin works all day. Take it once a day at the same time.
  • My insulins and doses: ____________.

Use your pen

  • Wash your hands. Check the name and date. Put on a new needle.
  • Prime: dial 2 units, point the needle up, and press until a drop appears.
  • Dial your dose. Push the needle straight in.
  • Press the button all the way. Count to 10, then pull out.
  • Never share your pen, even with a new needle.

Change your spot

  • Use your belly, thighs, or the back of your upper arms.
  • Move each shot about 1 inch from the last one.

Store it safely

  • Keep unopened insulin in the refrigerator. Never freeze it.
  • Keep the pen you are using at room temperature. Throw it out after the number of days on the label.
  • Put used needles in a sharps container or a hard plastic bottle with a tight lid.

Check and treat low sugar

  • Check before meals and at bedtime.
  • Low sugar (under 70): shaky, sweaty, fast heartbeat, hungry, or confused.
  • Take 15 g of fast sugar, such as 4 oz of juice. Recheck in 15 minutes.
  • When sick, keep taking long-acting insulin unless told not to.

Call your provider today if you have

  • Low blood sugar more than once
  • Blood sugar over 300 mg/dL two times in a row
  • Vomiting, or you cannot eat while sick

Call 911 or your local emergency number if you have

  • Passing out or a seizure
  • Trouble swallowing: family gives glucagon
  • Very high sugar with vomiting, fast breathing, or fruity breath