Fire Ant Bite Remedies

Fire Ant Bite Remedies

Apple Cider Vinegar

There are also many home remedies of varying efficacy, 
including immediate application of urine 

Paste of baking soda and water
Paste of baking soda and vinegar

Don't pop the blister. 
After a few hours the swelling will subside a little and a blister will form. As long as you don't pop the blister, the area shouldn't become infected. Avoid scratching it, as this can cause it to break.
If the blister breaks, cleanse the area with soapy water and monitor it for signs of infection.
If the area becomes discolored or starts leaking pus, it may have become infected. Seek medical attention immediately.