You may be suffering from fungal infection called ?Tinea cruris and corporis. It spreads from one person to the other.maintain hygiene. Take two time bath with antifungal soap (KZ soap). Take tab Terbinafine(zimig) 250mg daily for 4 weeks after dinner. Topical Terbinafine cream(Zimig) morning and night apply lulicanozole cream. After 6 weeks start using abzorb dusting powder for thighs.
Next Steps
If it doesn't subside meet nearby Dermatologist
Health Tips
avoid sharing soaps, towels and clothes