When a patient’s immune system becomes reactive to a drug, this is an example of: A) Super infection B) Drug resistance C) Allergy D) None of these Related MCQs: The compound used in the anti-malarial drug is? Who was the Pakistan’s first recovered patient from COVID-19 donated his plasma to treat other patients? A patient requires a 30% decrease in the dosage of the medication her current dosage is 340 mg. what will his dosage be after the decrease? I know he is slow …… understanding, but you have to be patient with him.