There is no herpes zoster infusion of adenosine how long the best say, patients with herpes zoster through intravenous infusion of adenosine treatment, generally need to be infused for 5 to 7 days, if the condition is serious need to extend the infusion time, the specific should be based on the condition of the decision, can not be generalized. Adenosine is mainly used to treat dermatitis and encephalitis caused by herpes virus infection, as well as cytomegalovirus infection. Herpes zoster patients with adenosine treatment medication time needs to be judged according to the patient’s condition, most patients with adenosine infusion treatment time is usually 5 to 7 days, if the patient’s condition is serious can be appropriate to extend the infusion time. Patients need to be treated with adenosine infusion under the guidance of a doctor, who will judge the specific infusion time according to the patient’s physical condition. It is recommended that pregnant women and infants are prohibited from using adenosine, in addition, some patients with adenosine will have nausea and vomiting, diarrhea, constipation, anorexia, tremor, vertigo, ataxia and other adverse reactions. Patients with cerebral edema and hepatic or renal insufficiency should use adenosine with caution. The appearance of herpes zoster should be timely hospital consultation, follow the doctor’s instructions for treatment, do not self-medication.