Recently diagnosed POD on chin , chronic/moderate bleparitis in eyes, chronic seborrheic dermatitis . Wondering if related-severe itching persist for 5+ years around genitals, same spot. Several Dr. s have treated as preventative for yeast infection , parasites, tested for many others all normal range reults. RX- minocycline 100mg tapering . Could the gential itch be same? Will the RX treat symptoms? Options (specialist)to treat?