hi i am a 49 year old women with folliculitis on my scalp, went to the derma...got ketazol? shampoo and clobesterol? liquid for scalp...after one week of use bumps were clearing and then while still treating they came back raging all over scalp....itching insanely soreness pain tenderness heat sensitive whole scalp is red and full of pustules now they are spreading to forehead...when they are their worst they are burning tingling itching and causing anxiety and all over skin itching...what do i do next? a skin sample, blood test? i have no idea and i have no insurance how do i find the cause...i am clean, never had any acne or skin issue ever...am so confused where it came from...been going on for 2 months