| Term 
 | Definition 
 
        | study of drugs and their actions on living systems |  | 
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        | Term 
 | Definition 
 
        | every drug is potentially a poison. |  | 
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        | Term 
 | Definition 
 
        | Right patient, drug, dose, route, time/frequency |  | 
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        | Term 
 | Definition 
 
        | time required for the amount of drug in the body to be reduced by half of its original level |  | 
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        | Term 
 | Definition 
 
        | the drug concentration in the body that produces the desired effect in the animal with minimal or no signs of toxicity |  | 
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        | Term 
 
        | Margin of Safety/Therapeutic index |  | Definition 
 
        | the difference between a drug's effective dose and its lethal dose/ LD50/ED50 |  | 
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        | Term 
 | Definition 
 
        | lethal dose; dose of a test drug that kills 50% of the animals that take it |  | 
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        | Term 
 | Definition 
 
        | effective dose; dose of a test drug that causes a defined effect in 50% of the animals that take it |  | 
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        | Term 
 | Definition 
 
        | Absorption, distribution, metabolism, and excretion of drugs |  | 
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        | Term 
 | Definition 
 
        | drug used in a manner not specifically described on the FDA approved label |  | 
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        | Term 
 | Definition 
 
        | combining or diluting drugs to form a "new" drug |  | 
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        | Term 
 | Definition 
 
        | period of time after drug administration during which the animal cannot be sent to market for slaughter and the eggs or mil must be discarded, because of the potential for drug residues to persist in these products |  | 
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        | Term 
 | Definition 
 
        | time during which a drug remains stable and effective for use |  | 
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        | Term 
 
        | prescription (legend) drug |  | Definition 
 
        | potentially toxic or requires special administration; drug that is limited to use under the supervision of a veterinarian or physician |  | 
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        | Term 
 
        | over-the-counter (OTC) drug |  | Definition 
 
        | drug for which no prescription is needed; minimal toxicity potential or no special administration requirements |  | 
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        | Term 
 
        | controlled (scheduled) drug |  | Definition 
 
        | drugs considered dangerous because of their potential for abuse or misuse and whose use is monitored by the Drug Enforcement Agency |  | 
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        | Term 
 | Definition 
 
        | CI = extreme potential, CII = high potential, CIII = some potential, C IV = low potential, C V = low potential |  | 
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        | Term 
 | Definition 
 
        | confirm description and identity |  | 
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        | Term 
 | Definition 
 
        | Verify vet's orders, compare drug order with the label, check the label for correct drug concentration, drug form, spoilage, proper storage |  | 
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        | Term 
 | Definition 
 
        | verify vet's orders, double check the weight, calculate dose and recheck, acquire appropriate volume, label |  | 
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        | Term 
 | Definition 
 
        | Check route against drug label |  | 
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        | Term 
 | Definition 
 
        | frequency, half-life, before/after meals |  | 
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        | Term 
 | Definition 
 
        | little glass vials that can't be resealed, are airtight, and contain no preservatives |  | 
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