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Pharmacology-4
Sympatholytics
Question | Answer |
---|---|
What are the indirect acting sympatholytics? | reserpine, guanethidine, guanadrel |
what are the non-selective alpha antagonists? | phentolamine, phenoxybenzamine |
which non-selective alpha antagonists are irreversible? | phenoxybenzamine |
what are the alpha 1 antagonists? | prazosin, doxazosin, terazosin, tamsulosin |
which alpha 1 antagonist is selective for alpha 1ac? | tamsulosin |
what are the alpha 2 antagonists? | yohimbine |
whatare the nonselective beta antagonists? | propanolol, timolol, nadolol, pindolol |
what are the beta 1 antagonists? | metoprolol, atenolol, acebutolol, esmolol |
what are the beta 2 antagonists? | butoxamine |
which beta antagonists are irreversible? | none, they are all competitive |
reserpine | indirect antagonist |
guanethidine | indirect antagonist |
guanedrel | indirect antagonist |
phentolamine | nonselective alpha antagonist |
phenoxybenzamine | non selective, irreversible alpha antagonist |
how are phentolamine and phenoxybenzamine different? | they are both non-selective alpha antagonists, but phenoxybenzamine is irreversible |
prazosin | alpha 1 antagonist |
doxazosin | alpha 1 antagonist |
Terazosin | alpha 1 antagonist |
Tamsulosin | irreversible alpha 1 antagonist |
yohimbine | alpha 2 antagonist |
what are the alpha and beta antagonists? | labetalol, carvedilol |
labetalol | alpha and beta antagonist |
carvedilol | alpha and beta antagonist |
propanolol | nonselective beta agonist |
timolol | nonselective beta agonist |
nadolol | nonselective beta agonist |
pindolol | nonselective beta agonist |
metoprolol | beta 1 antag |
atenolol | beta 1 antag |
acebutolol | beta 1 antag |
esmolol | beta 1 antag |
butoxamine | beta 2 antag |