Itchy and ulcerated toes may be caused by tinea pedis, eczema and other diseases, which can be improved through general treatment and medication after clear diagnosis. 1. Tinea pedis: If tinea pedis causes itchy and ulcerated toes, patients should pay attention to local hygiene, change shoes and socks frequently, wear shoes and socks with good ventilation, and keep the feet dry. Patients can follow the doctor’s instructions to use topical terbinafine, ketoconazole and other antifungal drugs, to play the role of antibacterial, antiseptic. 2. Eczema: Itchy and ulcerated toes may also be caused by eczema, patients should avoid scratching, excessive cleaning of the affected area. Can follow the doctor’s instructions for external glucocorticoid drugs, such as hydrocortisone, mometasone furoate, etc., with anti-inflammatory, anti-allergic effect. If there is an itchy and ulcerated toe seam, it is recommended to go to the regular hospital for examination, and cooperate with the doctor to standardize the treatment.