Three volts paste is actually a time stage, the first day of the first, middle and last day of the first day of the morning paste is the best, every 7 to 10 days paste 1 time, 3 times in a row, for a course of treatment. The best time to apply the general paste for the first day of each volt, if you miss the day, the first volt no matter which day to paste, can produce therapeutic effect, the patient as long as the next two volts, three volts corresponding to the day of the paste can be. The time of the three volt patch is roughly 4 to 6 hours for adults, children 1 to 2 hours, during the period of feeling uncomfortable, can be removed at any time. After applying San Fu Paste, pay attention to diet, prohibit cold and greasy. Take a shower after an hour or so after removing the three-volt patch. People with skin allergies are better not to put three volts, or apply the paste for a shorter period of time. The operation of the three-volt patch needs to be carried out under the guidance of a professional doctor, and if there is any discomfort, it is necessary to consult a doctor in time.