rechallenge
noun(re-chal-lenge)
a physiological or immunological challenge made subsequent to a previous challenge: such as
rechallenge
noun(re-chal-lenge)
the readministration of a drug or other substance suspected of causing a prior adverse reaction in order to determine a definitive link by observing the patient's reaction
rechallenge
noun(re-chal-lenge)
the readministration of an antineoplastic agent to a previously treated patient
rechallenge
verb(re-chal-lenge)
to challenge again; specificallyto readminister a physiological and especially an immunological challenge to (an organism or cell)