Hello moms! Who treats psoriasis? What did you do? Which ointments do …

Hello moms! Who treats psoriasis? What did you do? Which ointments do you recommend? From what did it appear on you? Is there also on your head? If so, how do you fight it? Please write. I'm asking for my sister. She has almost none on her body. But here on the head it doesn't go away((((