It was medically reviewed by Debra Sullivan, Ph.D., MSN, R.N., CNE, COI You may be able to relieve heat rash with products like hydrocortisone cream and antihistamines. Some home remedies ...

Heat rash is caused by more than your skin just ... “Over-the-counter creams and lotions, such as calamine lotion or hydrocortisone cream, can alleviate itching and reduce inflammation ...