hi, im 22 this year, female. i have been have itchy skin at the back of my right thigh. it doesn’t get itchy all the time but randomly and each time last for hours or til the next day. the itching even occur right after showering sometimes. the other parts of my body is fine though just the back of my thigh. have been suffering from this for almost 2 years already. have been using anti fungal cream, moisturizer, aloevera but nothing seems to help. please advise what kind of skin condition is this, what do i need to do.