dear Doctor... my mom is 53year old.she has complaint like itching sensation at vagina and it's been almost morethan 2 years it did not reduced.we did consult gynecologist they did tests everytime ultrasound even uterus swab test and test thyroid tests blood sugar tests and says no problem with the tests but her itching won't reduce.she is using zocon-c ointment everyday if she won't use it itching starts again.please suggest