Sweat herpes on feet can be eradicated by avoiding contact with allergens, using medications and maintaining a healthy lifestyle for a long time. 1. Avoid contact with allergens: Herpes sweating on feet may be caused by recent contact with allergens, etc. Patients can be treated by testing for allergens and avoiding contact with allergens. 2. Use of medication: Patients can also use antihistamines such as loratadine to relieve capillary dilation and prevent the release of more histamines, which can lead to more serious symptoms. 3. Long-term maintenance of a healthy lifestyle: If you want to completely cure herpes sweat on the feet, patients need to maintain a healthy lifestyle, supplement adequate sleep, regular exercise, improve immunity, and pay attention to a light diet, avoid spicy and stimulating food and may lead to allergies, try to ensure that the skin cleanliness and hygiene, etc., as far as possible, to avoid recurrent episodes of herpes sweat. It is recommended that after the appearance of herpes perspiration on the feet, the patient should consult a doctor in time to improve the relevant examination and standardize the treatment. In addition, the drug may cause corresponding side effects symptoms, should be used under the guidance of the doctor, do not blindly use drugs.