Pharmacology General 24cf9b22 Clearance - A Refers to the efficacy of elimination of a drug by an organ or whole body B Cannot be greater than blood flow to an organ C Determines the steady of the drug concentration D All the above High-Yield Explanation Ans. is 'd' i.e., All of the above Clearance of a drug is the theoretical volume of plasma from which the drug is completely removed in unit time.