Finger skin fungal infection, usually suffering from ringworm, is mainly treated with medication, such as topical medication and oral antifungal medication. The causative organisms that cause tinea versicolor are usually Trichophyton suis, Trichophyton rubrum, Trichophyton gypsum-like microsporidia, and so on. Ringworm is mainly categorized into blistering scaly ringworm, hyperkeratotic ringworm, and macerated vesicular ringworm. It leads to blisters, thickening of lesions, roughness and flaking, impregnation and whitening, vesiculation and oozing, itching and other manifestations between the fingers, finger crevices, palms and tiger’s mouth. 1. Blistering scaly type: blistering scaly tinea versicolor can choose less irritating topical drugs, such as miconazole nitrate cream, terbinafine cream, bifonazole cream and so on. 2. macerated vesicular type: bifonazole solution, miconazole powder can be given. 3. Hyperkeratotic type: preparations with strong exfoliating effect can be given, such as compound benzoic acid ointment, salicylic acid ointment, etc., and sealing therapy can be taken if necessary. The effect of external drug treatment is not good or accompanied by other parts of the fungal infection, if necessary, with oral terbinafine, itraconazole and other drugs treatment Finger skin fungal infection patients are recommended to go to the hospital dermatology department as soon as possible, under the guidance of the doctor standardized treatment. The above drugs should be used in accordance with medical advice, do not self-medication.