Pharmaceutics: Parenteral Formulations
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Questions and Answers

What is the primary purpose of small volume injections in parenteral administration?

  • To achieve a very rapid effect (correct)
  • To administer infusion fluids
  • To replace body fluids lost from the circulation
  • To improve circulation to the extremities

    • What type of injections are frequently used to replace body fluids lost from the circulation?

  • Large-volume injections (correct)
  • Intracardiac injections
  • Intra-arterial injections
  • Intrathecal injections

    • What is the primary purpose of intra-arterial injections?

  • To improve circulation to the extremities (correct)
  • To replace body fluids lost from the circulation
  • To achieve a rapid effect
  • To administer infusion fluids

    • What medication is sometimes administered by the intra-arterial route?

    <p>Tolazoline hydrochloride</p> Signup and view all the answers

    What is the main reason why intracardiac injections are rarely used in modern practice?

    <p>They increase the risk of coronary artery laceration, cardiac tamponade, and pneumothorax</p> Signup and view all the answers

    What is the site of intrathecal injections?

    <p>The subarachnoid space that surrounds the spinal cord</p> Signup and view all the answers

    What is the primary purpose of intracardiac injections?

    <p>To achieve a rapid effect in an emergency situation</p> Signup and view all the answers

    What medication may be used for intracardiac injections in an emergency situation?

    <p>Adrenaline or isoprenaline sulphate</p> Signup and view all the answers

    What is a common indication for the use of intra-arterial injections?

    <p>Arterial spasm or early gangrene</p> Signup and view all the answers

    What is a potential complication of intracardiac injections?

    <p>All of the above</p> Signup and view all the answers

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