"If the rash appears scaly, an over-the-counter antifungal cream may also be beneficial," she says. Many of the things you can do to relieve your armpit rash also can help you to prevent future ...

Symptoms of a yeast infection on the skin of your armpit include: Bright red rash Itching Burning Spots that look like pimples How to treat it: Your doctor may prescribe antifungal treatment ...