Hi My daughter s 4 yrs 10 month old last month she took her 4 and half years vaccine in that second dose s pending.. doc advised to come on 17th of may for sec dose. but due to this covid spread I dont want to take risk.. like wise my second baby 9th month vaccine s due now 10th month going to start.. can u please tell me how long vaccine can be postponed for both kids. Thank you.