rechallenge

Fetched 2026-10-26 (cache).

Synonyms: challenge

Antonyms: challenge

Related words from Datamuse; suggestions, not definitions.

Verb

1. To [[challenge]] again.
2. To challenge in return.
3. {{lb|en|medicine|pharmacology}} To try a [[therapeutic]] [[pharmaceutical]] [[drug]], suspected [[allergen]], or medical treatment on a patient a second or subsequent time, to see if the suspected [[effect]]s of the treatment occur again. This is typically performed to confirm allergic or adverse reactions to allergens or medications, but may also be used to confirm beneficial treatments or to retry a probable beneficial treatment which did not appear to be effective previously.

Noun

1. A [[challenge]] made in return.
2. {{lb|en|medicine|pharmacology}} The event of rechallenging as above.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.