The reason why you have to be 50 years old to get the banded vaccine is that the vaccine has a certain statute of limitations. Shingles vaccine timeliness is 4~12 years, usually after the vaccine effect of the vaccine will be gradually weakened with time, and the main incidence of the disease of the population more than 50 years of age, with the age of the incidence of growth will also gradually increase, so playing the shingles vaccine is recommended to 50 years of age or older to play, so as to be able to make the vaccine’s role to play out. Herpes zoster is caused by varicella zoster virus infection, clinical symptoms manifested in the body pimples or blisters, etc., and accompanied by body weakness, dizziness and other symptoms, can be used under the guidance of the doctor acyclovir, famciclovir and other drugs for treatment. Patients suffering from shingles should choose regular hospitals to do relevant examinations, and people over 50 years of age can take vaccination to prevent the disease. If there is any discomfort, consult a doctor in time.