Add insurance and extra services. Priority MailÂ® covers up to $50 of package value. For packages with a value over $50, additional insurance can be purchased to cover the balance. Priority Mail Expressâ¢ covers up to $100 of package value. For packages with a value over $100, additional insurance can be purchased to cover the balance.
Zostavax is made using a live but weakened chickenpox virus; the new vaccine, just called HZ/su for now, uses a piece of DNA from the virus and a compound called an adjuvant to boost the immune system.
The influenza vaccine, also known as flu shot, is an annual vaccination using a vaccine that is specific for a given year to protect against the highly variable influenza virus.ach year, three strains are chosen for selection in that year's flu vaccination by the WHO Global Influenza Surveillance Network. The chosen strains are the H1N1, H3N2, and Type-B strains thought most likely to cause significant human suffering in the coming season.