NURS 6521 Final Exam Question 35 / NURS 6521 Advanced Pharmacology

 

 A nurse practitioner prescribes amitriptyline (Elavil), a tricyclic antidepressant, to a patient for the management of neuropathic pain. The patient returns complaining of dizziness and lightheadedness upon standing. Which of the following mechanisms is most likely responsible for these symptoms?

  1. H1 antagonism
  2. Alpha-1 receptor antagonism
  3. Alpha-2 receptor antagonism
  4. Serotonin reuptake inhibition
  5. Muscarinic receptor antagonism

The correct Answer is Alpha-1 receptor antagonism

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