my child is 2 years 7 months old.her pcv booster dose which is to be given on completing 15 months is skipped.is pcv booster mandatory and till what age pcv booster can be given if skipped in 15 mont .2) Typhoid shot is given on 10th month to my child.as per guideline now on 2 years tcv shot is not required.but some say it is required.we have skipped her tcv shot to be given on completing 2 years as per guideline but now some doctors are saying it should be given on completing 2 years also.what is the correct guideline .is it reqd or not and of skipped on completion of 2 years then till what age can be given?