Itching on the inner side of the elbow can be considered as follows: 1. Atopic dermatitis: mainly in children, the rash is characterized by erythema, papules and desquamation on the inner side of both elbows and the popliteal fossa, accompanied by a certain amount of pruritus, and can be treated clinically with oral levocetirizine hydrochloride pellets with compound glycopyrrolate tablets and topical dinaide cream 1:1 mixed with vitamin E ointment; 2: It is mainly itchy and can see ring-shaped red spots with slightly elevated edges. In treatment, you can spray terbinafine hydrochloride spray and apply miconazole nitrate ointment twice a day for antifungal treatment.