Small blisters on the fingertips with itching symptoms, may be sweat herpes or ringworm, should be based on different causes, take anti-inflammatory anti-itch, anti-fungal and other means of treatment. 1. Sweat herpes: mostly superficial transparent blisters, can be broken and peeled off, the disease is self-limiting. Glucocorticoid cream can be used externally, such as halometasone, mometasone furoate. When itching is obvious, it can be combined with oral antihistamines, such as cetirizine, loratadine. 2. Ringworm: deep in the small blisters, mostly located in the interphalangeal region, there may be vesicles redness, itching is intense, positive fungal examination can be diagnosed. Can be used externally azole, acrylic antifungal drugs, such as econazole cream, amorolfine cream. If the patient has the above symptoms, should go to the hospital, clear the cause of treatment, not self-treatment, the above drugs need to be used in accordance with medical advice.