Dry skin rash, consider the appearance of dry seborrheic dermatitis, dry eczema, mainly due to the cold winter climate is dry, coupled with belonging to the middle-aged and elderly patients, sebaceous glands secretion of sebum function weakened, resulting in pimples, pimples, maculopapular and other rashes, accompanied by a certain sense of itching. In terms of clinical treatment, anti-allergy as well as repairing the skin barrier function is needed, and oral administration of olopatadine hydrochloride tablets, fexofenadine hydrochloride tablets, combined with compound glycyrrhizin capsules can be performed. Topically, hyaluronic acid biofilm or dimethicone oil, mixed with hydrocortisone butyrate ointment and mometasone furoate ointment can be applied. Avoid rinsing the affected area with hot water during the treatment period, as this may worsen the dryness of the rash and increase the rash caused.