Gastrointestinal Tract Disorders: Promethazine (Phenergan)
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Questions and Answers

Which route of administration is NOT mentioned as an available form of promethazine in the text?

  • Intravenous injection
  • Oral solution
  • Intramuscular injection (correct)
  • Subcutaneous injection

Which of the following is not listed as a possible adverse effect of promethazine in the text?

  • Dry eyes (correct)
  • Photosensitivity
  • Fatigue
  • Nasal stuffiness

Which interaction is NOT mentioned in the text as a concern when using promethazine?

  • Antibiotics (correct)
  • Alcohol
  • MAOIs
  • Heparin

What age group should be used cautiously when administering promethazine according to the black box warnings?

<p>Infants (D)</p> Signup and view all the answers

What condition can result from the accidental leakage of promethazine into surrounding tissues?

<p>Tissue necrosis (B)</p> Signup and view all the answers

What is a specific nursing consideration related to monitoring during long-term promethazine therapy?

<p>Complete blood count (CBC) (B)</p> Signup and view all the answers

Which adverse reaction should be monitored specifically in geriatric patients when administering promethazine?

<p>Urinary retention (D)</p> Signup and view all the answers

What should be monitored in patients taking promethazine to assess the effectiveness of interventions?

<p>Relief from motion sickness (C)</p> Signup and view all the answers

What is a black box warning related to intraarterial/subcutaneous use of promethazine in infants?

<p>Risk of respiratory depression (C)</p> Signup and view all the answers

What is an important patient education point regarding disposal of promethazine medication?

<p>Return unused medication to a pharmacy for proper disposal. (C)</p> Signup and view all the answers

What is the mechanism of action of promethazine?

<p>It blocks histamine receptors, reducing allergic responses. (C)</p> Signup and view all the answers

Which of the following is NOT a therapeutic outcome of promethazine?

<p>Bronchodilation (B)</p> Signup and view all the answers

Which route of administration for promethazine has the fastest onset of action?

<p>Intravenous (D)</p> Signup and view all the answers

Which of the following statements about the distribution of promethazine is correct?

<p>It is widely distributed, crossing the blood-brain barrier and placenta. (C)</p> Signup and view all the answers

What is the half-life of promethazine?

<p>10-16 hours (C)</p> Signup and view all the answers

Which of the following statements about the absorption of promethazine is correct?

<p>It is well absorbed orally and intramuscularly, but erratic absorption rectally. (D)</p> Signup and view all the answers

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