Avoid the trigger
Wash the area with lukewarm water and mild soap
Remove contaminated clothing or jewelry
Apply cool, wet compresses
Use a fragrance-free moisturizer or petroleum jelly
Apply over-the-counter hydrocortisone cream
Take an oral antihistamine for itching if needed
Do not scratch or rub the area
Wear loose, breathable clothing
Use gentle, fragrance-free skin products
Protect the skin from further exposure
Seek medical care if it is severe, widespread, infected, or not improving