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First Aid & Emergencies

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Broken Blisters: Home Treatment - Topic Overview

It's best not to drain a blister at home. But when blisters are painful, some people do drain them. If you drain your blister or if it has torn open, be sure to follow these steps:

  1. Wash the area with soap and water. Do not use alcohol, iodine, or any other cleanser.
  2. Don't remove the flap of skin over a blister unless it's very dirty or torn or there is pus under it. Gently smooth the flap over the tender skin.
  3. Apply an antibiotic ointment and a clean bandage. If the skin under the bandage begins to itch or a rash develops, stop using the ointment. The ointment may be causing a skin reaction.
  4. Change the bandage once a day or whenever it gets wet or dirty. Remove it at night to let the area dry.

Watch for a skin infection while your blister is healing. Signs of infection include:

Recommended Related to First Aid

Understanding Frostbite -- Prevention

Frostbite can result in serious consequences, so prevention is extremely important. If you are planning outdoor activities, check weather forecasts frequently and heed warnings about cold temperatures and possible storms that might strand you in dangerous conditions. Avoid risky situations -- such as hikes or camping trips in cold weather -- that may be beyond your experience level. It is also wise to consult local park rangers or other authorities about the weather, terrain, avalanche danger,...

Read the Understanding Frostbite -- Prevention article > >

  • Increased pain, swelling, redness, or warmth around the blister.
  • Red streaks extending away from the blister.
  • Drainage of pus from the blister.
  • Fever.

WebMD Medical Reference from Healthwise

Last Updated: June 04, 2014
This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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