Pityriasis Rosea And Numbness How Can I Treat Pityriasis Rosea?

How can i treat Pityriasis Rosea? - pityriasis rosea and numbness

Pityriasis I had more than 2 months and not go away. No, my skin is black, in some regions and still stings. I want to go this bad patch, and I stopped to scratch and I scabing. Please help.