Adverse reaction

A health problem that happens during the study and is possibly caused by the study treatment.

How to say: Adverse reaction

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An example of an adverse reaction is a new rash after starting the study medication.

USE IN A SENTENCE

Adverse reactions that happen in a study are health problems that might be caused by the study treatment.

MORE INFO

Participants should tell the study team about any health problem that happens while they are in the study.

WORDS RELATED TO ADVERSE REACTION

adverse event

side effect

WORDS OPPOSITE TO ADVERSE REACTION

OTHER RESOURCES

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