Non-allergic eczema mainly depends on which factor the eczema belongs to, or which causes the eczema. 1. If the eczema is caused by the visceral system or systemic factors, it needs to be treated for systemic diseases. For example, if the eczema is caused by renal insufficiency, the first step is to control the kidney function or use glucocorticoids for treatment to control the symptoms of nephritis. If the symptoms of nephritis or kidney function has improved, this non-allergic eczema can be restored. 2, thyroid factors leading to eczema, such as eczema caused by Hashimoto’s disease, the need to improve the inflammatory response of the thyroid follicles, once the inflammatory response subsides, eczema will also be effectively eliminated.