Lots of white discharge..burning sensation?

So for the past week or so, I've been having some issues with my . First of the outer opening burns and when I touch the skin surrounding it, it feels dry and peely. But not only that, I have mive amounts MILK WHITE discharge with no smell. Anywho, I was recently tested for chlamidya and gonorrhea, syphillis and hiv...all negative. Though. I was diagnosed with BV but I tried to treat it myself and never picked up my prescriptions