hello doctor, am 25 yrs old unmarried, suffering from vulval itching and white discharge and coated in mucous membrane . dryness in skin and vermillion border of genital organ .itching and white discharge for the past 3 yrs but dryness for the past 4 months only.,i had undergoing treatment for the last 2 yrs...i took fluconazole, griseofulvin ,doxycyclin,metronidazole,topical betamethasone by doctor advice..but at tne time only responding...plz sugges wat is the treatment and diagnosis