Small blisters on the feet may be eczema, tinea pedis and sweat herpes and other causes, the patient can follow the doctor’s instructions through oral medication, topical application of drugs and lotions for treatment. 1. Eczema: small blisters on the feet may be caused by eczema, the patient can follow the doctor’s instructions orally Olopatadine hydrochloride tablets, cetirizine hydrochloride tablets and other anti-allergy anti-itch medication, while the use of mometasone furoate cream, dinexed cream and other glucocorticoid medications for the treatment . 2. Tinea pedis: a superficial fungal infection caused by dermatophytes that invade the skin between the toes and the nails. In addition to small blisters on the feet, patients will also be accompanied by symptoms such as peeling, whitish and wet skin, itching and so on. You can follow the doctor’s instructions to apply topical terbinafine hydrochloride cream, bifonazole cream and other drugs, if the effect is not good, you can take oral itraconazole capsules, terbinafine hydrochloride and other antifungal drugs for treatment. 3. Sweat blisters: can also lead to symptoms of small blisters on the feet, and accompanied by intense itching, aggravated by heat. You can follow the doctor’s instructions to orally take Olopatadine hydrochloride tablets, chlorpheniramine maleate tablets and other antihistamines, and with the external use of glycerine lotion, hydrocortisone butyrate cream and other drugs for treatment. Patients with symptoms of small blisters on the feet, should go to the hospital in a timely manner, under the guidance of the doctor to standardize the treatment, to avoid blind use of drugs to cause adverse consequences.