Please be advised: UPS Shipping will take more time to be shipped as packages need to be taken to a UPS store which is not done every day. Please select USPS for a faster shipping turnaround.
HOW LONG DOES IMMUNITY FROM INFLUENZA (FLU) VACCINE LAST?
Share
Protection from influenza vaccine is thought to persist for a year or less because of waning antibody and because of changes in the circulating influenza virus from year to year.