Protecting the mosquito bite blister is important. When the blister first forms, gently clean it with soap and water, then cover it with a bandage and petroleum jelly, like Vaseline. Don't break the blister. If the blister is itchy, you can apply lotion before covering it.

How long does it take for a bug bite blister to heal?

On the rise, they're most common in the South. They can create a small blister or pustule (pus-filled swelling) that comes a day or two after the bite. This goes away in a few days.

Should I pop my blister from a bug bite?

If you develop blisters after being bitten by an insect, don't burst them because they may become infected. Blisters don't usually cause pain unless they rupture (burst) and expose the new skin underneath. If possible, use an adhesive bandage (plaster) to protect the blistered area.