Hello dear I understand your concern Your symptoms could be due to fungal infection. It is most common by tenia areata and microsporum fungus. I would suggest to consult dermatologist and undergo examination, KOH mount to confirm cause Following treatment will help you Tablet terfinadine Apply clotimazole cream twice daily Wash affected part with warm water, keep area clean and dry Drink plenty of water and eat healthy diet Wear pure cotton loose inner, avoid sweats in affected area and change inner after workout. Hope this may help you Contact further if follow up needed Best regards Dr. Sagar