You are probably suffering from fungal infection. Fungus thrives on warm and moist skin Advice 1. Apply antifungal cream containing clotrimazole, steroid and antibiotic such as Lobate GM cream thrice daily 2. Keep your groin area clean and dry 3. Wear loose cotton undergarment 4. You can also use ketoconazole dusting powder 5. Avoid sharing clothing, towels, or bed sheets 6. Wash clothes in hot water with fungicidal soap 7. 8. Do not scratch to much 9. Take high protein diet such as eggs and cheese to boost immunity 10. Investigation – blood sugar (fasting & postprandial) 11. Consult a dermatologist if you are not getting relief from these measures Thanks!!