Keep the area clean and dry
Wash gently with lukewarm water only
Avoid scented soaps, wipes, douches, and bubble baths
Wear loose, breathable cotton underwear
Avoid tight clothing and friction
Use a cool compress for short periods to reduce pain or swelling
Take over-the-counter pain relievers if safe for you
Avoid sexual contact until healed and evaluated
Do not scratch, pick, or shave the area
Use a barrier ointment such as petroleum jelly if advised by a clinician
Urinate in a warm bath or pour lukewarm water over the area while urinating if it stings
Rest and stay hydrated
Avoid using over-the-counter steroid or antibiotic creams unless prescribed
Seek medical care promptly if the ulcer is severe, spreading, recurrent, or very painful
Seek urgent care if you have fever, trouble urinating, heavy bleeding, or signs of infection
Get tested for sexually transmitted infections if there is any possibility of exposure