Which of the following is an indirect-acting sympathomimetic that works by displacing stored norepinephrine from synaptic vesicles into the synaptic cleft?
Show answer and explanation
Correct answer: Tyramine
Tyramine, found in fermented foods, enters the nerve terminal and displaces norepinephrine from vesicles. This can lead to a 'hypertensive crisis' in patients taking MAO inhibitors.
Keep practicing
More Adrenergic Agonists questions
- Isoproterenol is a potent agonist at which receptors?
- Which of the following side effects is most likely to occur following the administration of a high-dose Alpha-1 agonist?
- Dopamine at low (renal) doses primarily acts on which receptors to increase renal blood flow?
- Which of the following statements regarding Albuterol is correct?
- A patient taking a non-selective MAO inhibitor consumes aged cheese and develops a hypertensive crisis. This is due to the accumulation of…
- Which drug is used topically in ophthalmology to induce mydriasis without causing cycloplegia?