You have psoriasis, which has a long course and can't be cured for a long time. There is no specific therapy at present.
Suggestion:
Topical non-irritating ointment can be used, such as 10% boric acid ointment, 10% urea cream, 5% mercuric chloride, salicylic acid ointment, etc. Fish scales should be washed off with hot water soap before taking medicine. The whole body can be treated by intravenous procaine or intramuscular injection of vitamin B 12 and oral vitamin C folic acid. It can also be treated with traditional Chinese medicine.
Life nursing