Herpes zoster flowing yellow water is particularly serious first of all, keep the lesion area clean and dry, topical ointment application treatment, systematic medication for herpes zoster can be physical therapy if necessary. 1. keep the lesion area clean and dry:when found herpes breakout flowing yellow water, the first thing to pay attention to the skin clean, will yellow water with sterile gauze wipe clean. 2. Topical ointment treatment: patients use 3% boric acid solution or 1:5000 furacilin solution as appropriate to apply wet compresses, and 0.5% neomycin ointment or mupirocin ointment to prevent infection. 3. Systemic medication: For severe cases of herpes zoster, oral antiviral medication is required, such as acyclovir and valacyclovir; for acute pain, oral painkillers, such as diclofenac sodium and amitriptyline; and glucocorticosteroids, such as prednisone, are also used in combination. 4. Physical therapy: If necessary, use ultraviolet light, infrared light and other local irradiation to promote the blisters to dry up and crust, relieve pain. It is recommended that patients diagnosed with herpes zoster, under the guidance of the doctor reasonable use of drugs, not blindly self-medication, to avoid adverse reactions, delay the condition.