Pharmaceutics Chapter 3: Routes of Administration
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Questions and Answers

What should be recalled as part of the label?

  • Route of administration (correct)
  • Pharmacological action
  • Dose of the drug
  • Side effects of the drug

    • What is the consequence of changing a route of administration?

  • ELDU and residues (correct)
  • Decreased side effects
  • Increased bioavailability
  • No effect on the label

    • What is a characteristic of systemic routes of administration?

  • Drugs are absorbed into the bloodstream (correct)
  • Drugs are excreted rapidly
  • Drugs are not metabolized
  • Drugs are applied locally

    • What is the difference between enteral and parenteral routes of administration?

    <p>Enteral involves oral administration, parenteral involves injection</p> Signup and view all the answers

    What should be considered when selecting a route of administration?

    <p>Clinical situation</p> Signup and view all the answers

    What is the effect of local application of a drug?

    <p>Can be either systemic or topical</p> Signup and view all the answers

    What is a factor that can decrease the absorption of a drug in pharmacology?

    <p>Food or other drugs interaction</p> Signup and view all the answers

    What is a technical disadvantage of oral administration of a drug?

    <p>Patient compliance</p> Signup and view all the answers

    What is an example of a local route of administration?

    <p>Inhalation</p> Signup and view all the answers

    What is the term for the process by which a drug is absorbed into the bloodstream after oral administration, only to be metabolized by the liver before reaching the systemic circulation?

    <p>First pass effect</p> Signup and view all the answers

    What is the term for the administration of a drug through a feeding tube?

    <p>Enteral</p> Signup and view all the answers

    What is the term for the administration of a drug through an injection into a vein?

    <p>Intravenous</p> Signup and view all the answers

    What is a disadvantage of the subcutaneous route of administration?

    <p>Pain and irritation at the injection site</p> Signup and view all the answers

    What is a benefit of subcutaneous administration?

    <p>Can be administered at home</p> Signup and view all the answers

    What is a technical risk associated with intravenous administration?

    <p>Risk of intravenous or intra-arterial administration</p> Signup and view all the answers

    What is a characteristic of subcutaneous administration?

    <p>Longest duration of action</p> Signup and view all the answers

    What is an example of off-label use of a medication?

    <p>Penicillin administered subcutaneously</p> Signup and view all the answers

    What is an alternative route of administration?

    <p>Intraosseous</p> Signup and view all the answers

    What is the primary goal of enteral administration?

    <p>To achieve a local effect in the GI tract</p> Signup and view all the answers

    What is an example of a topical route of administration that targets the urinary tract?

    <p>Urinary tract (urethra, bladder)</p> Signup and view all the answers

    What is the purpose of regional limb perfusion?

    <p>To anesthetize a specific region</p> Signup and view all the answers

    What is an example of a medication used in enteral administration to manage hepatic encephalopathy?

    <p>Lactulose</p> Signup and view all the answers

    What is the term for injection into the skin?

    <p>Intradermal</p> Signup and view all the answers

    What is the term for administration into the nasal mucosa?

    <p>Nasal mucosa</p> Signup and view all the answers

    What is a consideration when selecting a route of administration for a dehydrated cattle with poor but present GI motility?

    <p>The animal's hydration status</p> Signup and view all the answers

    Which route of administration would be contraindicated for a horse with reflux or a dog with emesis?

    <p>PO</p> Signup and view all the answers

    What is a factor to consider when administering a highly toxic drug?

    <p>The route of administration</p> Signup and view all the answers

    What is an important consideration when selecting a route of administration for an animal that is collapsing?

    <p>The speed of drug action</p> Signup and view all the answers

    What is a factor to consider when selecting a route of administration for fluids?

    <p>The rate of fluid administration</p> Signup and view all the answers

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