readminister
verb
re·ad·min·is·ter (ˌ)rē-əd-ˈmi-nə-stər 
readministered; readministering; readministers
transitive verb
: to administer (something) again
Researchers have long sought a universal flu vaccine—one that doesn't need to be readministered every year.
Ian Haydon
Ian Haydon readministration
(ˌ)rē-əd-ˌmi-nə-ˈstrā-shən
noun -(ˌ)ad-
readministration of a drug
Word History
First Known Use
1579, in the meaning defined above