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How To Treat a Blister

By , About.com Guide

Updated November 22, 2008

About.com Health's Disease and Condition content is reviewed by our Medical Review Board

How to Treat a Blister
Difficulty: Average
Time Required: 5 minutes
Here's How:
  1. Swab blister area with rubbing alcohol and let air dry.
  2. Sterilize a needle for 10 seconds in a flame.
  3. Puncture the edge of the blister near the skin.
  4. Apply gentle pressure to squeeze out fluid.
  5. Do not remove or rub off the top of the blister.
  6. Apply antibiotic ointment, but avoid alcohol or iodine.
  7. Cover with sterile gauze or bandage
  8. Discard needle into sturdy plastic or metal container.
  9. Change the gauze or bandage daily.
  10. If pus or redness develop, seek medical attention.
Tips:
  1. Don't burn yourself in the flame - hold the needle in a tweezers or with a glove or potholder on your hand.
  2. Sterile blister prickers are a good tool.
  3. Small blisters do not need draining, just protect them and they will shrink and disappear.
What You Need:
  • Sterile needle or pricker
  • Antibiotic ointment
  • Rubbing alcohol
  • Bandage

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