Each MMR dose lowers the risk of infection and the severity of illness if infected. CVS and Walgreens now offer the MMR vaccine for patients ages 14 and older. CVS spokesperson Shannon Dillon said the MMR vaccin
Scientists have warned that the safety of such vaccine candidates must be evaluated over longer periods. They say some other inactivated vaccines had led to infection-enhancement effect, where vaccine-triggered antibodies could worsen the infection when people are exposed to a virus after inoculation, ...