Type B adverse drug reaction -
Augmented effect of drug
Unpredictable Bizzare reaction
Effect seen on chronic use of drug
Delayed effect of drug
Ans. is 'b' i.e., Unpredictable Bizzare reaction Types of adverse drug reaction Types A (Augmented) reaction. Types B (Bizzare) reaction Types C (Chronic) reaction Types D (Delayed) effects Types E (Ending of use) reaction