tar, dithranol (anthralin), corticosteroids like desoximetasone, fluocinonide, vitamin D3 analogues and retinoids and phototherapy and photochemotherapy. Psoriasis that is resistant to topical treatment and phototherapy is treated by medications that are taken internally by pill or injection. The three main traditional systemic
treatments are methotrexate, cyclosporine and retinoids. But steroid creams like dovobet should always be used under a dermatologist’s guidance.
I hope it helps. It is very difficult to precisely confirm a diagnosis without examination and investigations and the answer is based on the medical information provided. For exact diagnosis, you are requested to consult your doctor. I sincerely hope that helps. Take care and please do keep me posted on how you are doing.