Paradoxical reaction

A paradoxical reaction or paradoxical effect is an effect of medical treatment, usually a drug, opposite to the effect which would normally be expected. An example of a paradoxical reaction is pain caused by a pain relief medication.

Paradoxical reaction

A paradoxical reaction or paradoxical effect is an effect of medical treatment, usually a drug, opposite to the effect which would normally be expected. An example of a paradoxical reaction is pain caused by a pain relief medication.