Matching Pairs NUR 334 Module 1Online version Module 1 by Jennifer Huls 1 Peak Levels 2 Antagonist 3 Absorption 4 Excretion 5 Half life 6 Agonist 7 Pharmacokinetics 8 Pharmacodynamics 9 First pass metabolism 10 Distribution 11 Therapeutic Index 12 Metabolism How the drug gets into the body/bloodstream How long it takes to eliminate half the drug How the body gets rid of the drug The range between the effective dose level and toxic dose level How the drug moves through the body (how the body deals with medications) Movement of the drug to various sites to work Drug that multiplies the effects How the medicine changes the body Drug that decreases the effects How the drug is broken down Highest concentration of a drug at one time Where the liver metabolizes part of the drug prior to the body being able to use it.