The armpits rubbing red and painful in summer can be regulated by general treatment, local medication, systemic medication, surgical treatment and other methods. 1. General treatment: keep the skin clean and hygienic, avoid strenuous exercise, reduce the local sweat stimulation, at the same time, the diet should be light, eat less too sweet, too greasy, too spicy food. 2. Drug treatment: you can use glycerite lotion, zinc oxide ointment, potassium permanganate solution wet compress; if there is secondary bacterial infection, you can use erythromycin ointment, mupirocin ointment and other drugs. 3. Surgery: If there is stinky sweating, you can surgically remove excessive hair follicles and subcutaneous fat tissue in the armpits. The armpits rubbing red and painful in summer, need to go to the regular hospital for examination, follow the doctor’s instructions to take individualized treatment measures.