hello . were you seen by dermatologist or your local doctor? had u had any treatment that time? if not had treatment ,then you can use topical miconazole cream twice daily ,and continue for 10 days after it has healed ,DONT STOP IF IT GETS BETTER ONLY -if you already had cream used-then u might need oral antifungal also keep your inner legs clean and dry , sweating can cause return of fungus , drink lots of water and check for your Diabetes