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Chapter #2

Drug Action & Handling

TermDefinition
Low Dose-Effect Curve Measuring the response to the dose of the drug.
Potency The amount of drug to produce an effect.
Efficacy Related to the maximal effect of a drug regardless of dose.
Therapeutic Action The intended or desired results.
Therapeutic Range The range between the dose causing the minimum effect and the dose causing the minimum adverse effect.
Therapeutic Index (TI) The number that determines the safety of a drug. (The greater the TI value, the safer the drug)
Hepatic Liver
Biotransformation The body's way of changing a drug so that it can be more easily excreted by the kidneys.
Tolerance The need for an increasingly larger dose of the drug to obtain the same effects of the original dose.
Renal Kidney
Duration The length of a drug's effect.
Half-life The amount of time that passes for its concentration to fall to half (50%) of its original blood level.
Created by: BrynnLetang
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