Tag: causality assessment
Dechallenge and Rechallenge in Drug Side Effects: How Doctors Confirm Which Medication Is Causing Harm
Dechallenge and rechallenge are key clinical tools used to confirm which drug is causing side effects. Stopping a medication to see if symptoms improve (dechallenge) and carefully restarting it to see if the reaction returns (rechallenge) provide the strongest evidence of drug causality in real-world practice.