16 Questions
Which route of administration is NOT mentioned as an available form of promethazine in the text?
Intramuscular injection
Which of the following is not listed as a possible adverse effect of promethazine in the text?
Dry eyes
Which interaction is NOT mentioned in the text as a concern when using promethazine?
Antibiotics
What age group should be used cautiously when administering promethazine according to the black box warnings?
Infants
What condition can result from the accidental leakage of promethazine into surrounding tissues?
Tissue necrosis
What is a specific nursing consideration related to monitoring during long-term promethazine therapy?
Complete blood count (CBC)
Which adverse reaction should be monitored specifically in geriatric patients when administering promethazine?
Urinary retention
What should be monitored in patients taking promethazine to assess the effectiveness of interventions?
Relief from motion sickness
What is a black box warning related to intraarterial/subcutaneous use of promethazine in infants?
Risk of respiratory depression
What is an important patient education point regarding disposal of promethazine medication?
Return unused medication to a pharmacy for proper disposal.
What is the mechanism of action of promethazine?
It blocks histamine receptors, reducing allergic responses.
Which of the following is NOT a therapeutic outcome of promethazine?
Bronchodilation
Which route of administration for promethazine has the fastest onset of action?
Intravenous
Which of the following statements about the distribution of promethazine is correct?
It is widely distributed, crossing the blood-brain barrier and placenta.
What is the half-life of promethazine?
10-16 hours
Which of the following statements about the absorption of promethazine is correct?
It is well absorbed orally and intramuscularly, but erratic absorption rectally.
Learn about the antiemetic prototype promethazine hydrochloride (Phenergan) under Chapter 45 of Gastrointestinal Tract Disorders. Explore its drug card details, functional and chemical class, mechanism of action, and more.
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