<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have a skin rash that is spreading and its very itchy. I think I might have pityriasis rosea.  <response>: Ok, if it is pityriasis rosea, then we need to treat it with a combination of medications. I will prescribe you with Diphenhydramine Benadryl, Hydroxyzine, Hydrocortisone Topical, Triamcinolone, Fluocinonide Topical, Tacrolimus Topical Product, Cortisone, Fluticasone Topical Product, Acitretin Soriatane, Lactic Acid Topical, Desonide Topical, and Betamethasone-Clotrimazole Topical. 