The invention relates to a medicament for treating tinea pedis, and provides vinegar and traditional Chinese medicine combined foot bath vinegar with the functions of deodorizing, relieving itching and treating dermatophytosis aiming at the defects of the prior art. The foot bath vinegar is composed of the following raw materials in parts by weight: 30-60 parts of radix sophorae flavescentis, 15-30 parts of Artemisia capillaris, 10-20 parts of phellodendron bark, 10-20 parts of pericarpium zanthoxyli, 10-20 parts of pubescent angelica root, 15-30 parts of erythrina bark, 15-40 parts of dittany bark, 20-50 parts of belvedere fruit, 15-25 parts of angelica, 10-30 parts of licorice and 2000-5000 parts of table vinegar. The foot bath vinegar provided by the invention has a unique medicine formula, reasonable matching, low raw material cost and a simple preparation process, is applicable to local urtication, desquamation, desiccation crack, smelly feet and other symptoms caused by tinea pedis, is also applicable to tinea manuum, fungal infection of the hand, tinea versicolor and other symptoms, and simultaneously has a certain curative effect on chronic eczema, neurodermitis and other pruritus dermatosis.