- 1). Carefully wash the blister with mild soap and warm water. Pat it dry. Be careful not to not agitate or tear it.
- 2). Disinfect the needle by rubbing it with alcohol.
- 3). Gently pierce the blister with the needle. Lay the needle flat on the skin and slide it into the bottom of the blister and carefully squeeze the liquid out. Do not tear the top of the blister away; you never want a blister to be exposed.
- 4). Apply ointment to the blister.
- 5). Cover the blister with a loose, sterile bandage.
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