Miscellaneous Adrenergic affectors Flashcards
1
Q
What are the releasers of mobile?
A
TEA
Tyramine, Ephedrine, Amphetamines all cause hypertensive crisis in patients being treated with alpha-antagonist
2
Q
How does Guanethidine work?
A
False neurotransmitter(vesicles become full of guanethidine rather than NE)
3
Q
How does Reserpine work?
A
Release of empty vesicles(NE is not taken into vesicles b/c it bind uptake transporter and stops it)
4
Q
How does alpha-metyrosine work and what is it used for
A
Inhibits tyrosine hydroxlase(decrease NE synthesis)
Treating Pheochromocytoma you don’t want hypertensive crisis.
