Yes. Usteinol is an injectable biological agent that targets and inhibits the inflammatory factors interleukin 12 and interleukin 23 in the body. It is commonly used clinically to treat psoriasis and adult Crohn's disease. The main adverse reactions are nasopharyngitis and headache, which are also accompanied by hair loss. Therefore, the medication must be carried out under the guidance of a professional physician. When adverse reactions occur, the medication should be adjusted under the guidance of a doctor.