Shared Flashcard Set

Details

Pharmacology
Pharmacology
227
Pharmacology
Pre-School
10/02/2009

Additional Pharmacology Flashcards

 


 

Cards

Term
phenylephrine
Definition
prototype alpha agonist
Term
diphenhydramine
Definition
prototype antihistamine
Term
methoxamine
Definition
alpha agonist
Term
metaraminol
Definition
alpha agonist
Term
metaraminol
Definition
alpha agonist
Term
mephentermine
Definition
sympathomimetic mixed alpha agonist
Term
ritodrine
Definition
beta 2 agonists
used to calm uterus in dangerous pregnancies
Term
metaproterenol
Definition
beta 2 agonist
Term
terbutaline
Definition
beta 2 agonist
Term
albuterol
Definition
beta 2 agonist
Term
albuterol
Definition
beta 2 agonist
Term
salmetrol
Definition
long last beta 2 agonist
Term
formoterol
Definition
long last beta 2 agonist
Term
cholinesterase
degredation
susceptibility
Definition
acetylcholine +++
methacholine +
carbachol 0
bethanachol 0
Term
comparative potency for muscarinics in cardiovascular
Definition
methacholine +++
acetylcholine ++
carbachol +
bethanechol 0
Term
muscarinic potency in GI
Definition
bethanachol +++
carbachol +++
methacholine ++
Acetylcholine ++
Term
ipratropium
Definition
quaternary ammonium muscarinic antagonist
Term
tiotropium
Definition
quaternary ammonium muscarinic antagonist
Term
methscopalamine
Definition
quaternary ammonium muscarinic antagonist
Term
homatropine methylbromide
Definition
quaternary ammonium muscarinic antagonist
Term
scopalamine methylbromide
Definition
quaternary ammonium muscarine antagonist
Term
alpha-methylnorepinephrine
Definition
A-2 specific agonist
Term
clonidine
Definition
alpha 2 specific agonist
Term
low dose epinephrine response
Definition
beta 1 agonism predominates
Term
high dose epinephrine response
Definition
tachycardia, positive inotrope, increased peripheral resistance
Term
phentolamine
Definition
alpha agonist
Term
rivastigmine
Definition
acetylcholinesterase inhibitor, uncharged (CNS)

targets Parkinson's and Alzheimer's
Term
tensilon test
Definition
edrophonium is used to determine between cholinergic attack and myasthenia gravis
Term
differences in sensitivity of muscarinic sites (most sensitive/responsive to least)
Definition
1) salivation, bronchial, sweating
2) pupil dilation, accomodation, cardiac
3) urinary bladder, GI tract
4) gastric secretion
Term
ipratropium
Definition
anticholinergic
respiratory muscarinic blocker
Term
nicotine
Definition
nicotinic agonist / deactivates nicotinic receptors with chronic use
Term
atropine
Definition
muscarinic antagonist
CNS effects
Term
scopolamine
Definition
muscarinic antagonist
CNS effects and sedation/motion sickness
Term
homatropine
Definition
muscarinic antagonist
Term
tolteridine
Definition
muscarinic antagonist
Term
detrol
Definition
name brand for tolteridine
muscarinic antagonist
Term
carbachol
Definition
indirect parasympathomimetic
effects on nicotinic receptors as well
Term
metoclopramide
Definition
indirect parasympathomimetic
Term
pilocarpine
Definition
muscarinic agonist
Term
muscarine
Definition
muscarinic agonist
Term
arecholine
Definition
muscarinic agonist

reverse ester, works at nicotinic receptors as well as muscarinic
Term
neostigmine
Definition
acetycholinesterase inhibitor
quaternary amine
Term
tranylcypromine
Definition
monamine oxidase inhibitor
Term
prototype nicotinic agonist
Definition
nicotine
Term
prototype muscarinic agonist
Definition
methacholine
Term
prototype B-2 agonists
Definition
epinephrine
isoproterenol
Term
prototype B-1 agonists
Definition
isoproterenol
epinephrine
norepinephrine
dobutamine
Term
dobutamine
Definition
prototype B-1 agonist
Term
prototype alpha 2 agonist
Definition
clonidine
Term
prototype alpha 1 agonists
Definition
epinephrine
norepinephrine
phenylephrine
Term
tricyclic antidepressant
action
Definition
inhibits reuptake of NE and serotonin
Term
6 OH Dopamine
Definition
destroys adrenergic nerves
taken up by dopaminergic and noradrenergic nerves
Term
cocaine
Definition
inhibits reuptake of NE
also probably inhibits reuptake of DA
Term
guanethedine
Definition
binds to adrenergic vesicles preventing NE storage/ competes with NE for reuptake
quaternary ammonium
Term
reserpine
Definition
binds to storage vesicles preventing storage of NE
uncharged molecule, crosses BBB
Term
tetrodotoxin
Definition
used as local anesthetic w/local vasoconstrictor (a-1 agonist). inhibits Na channels and prevents signal cascade from traversing nerve
Term
hemicholinium
Definition
choline uptake inhibitor, limits synthesis of acetylcholine
Term
metyrosine
Definition
used in NE producing tumors of the medulla

inhibits tyrosine - dobutamine pathway
Term
A-methyl tyrosine
Definition
metyrosine

used in adrenal medulla tumors
Term
botulin toxin
Definition
inhibits release of acetylcholine causing flaccid paralysis
Term
tyramine
Definition
promotes release of norepinephrine effectively the opposite of botulin toxin except in adrenergic nerves
Term
prototype B-2 antagonist
Definition
atenolol
Term
prototype A-2 antagonist
Definition
yohimbe
Term
prototype A-1 antagonist
Definition
phenoxybenzamine
Term
prototype muscarinic antagonist
Definition
atropine
Term
prototype nicotinic antagonists
Definition
tuburcurarine
hexamathonium
Term
prototype B agonist (nonselective)
Definition
propranolol
Term
cevimeline contraindication
Definition
CYP2D6 substrate, accumulation can occur in CYP2D6 impaired
Term
hyperthyroidism and parasympathomimetics
Definition
may cause atrial fibrillation
Term
preferred therapies for Sjogrens
Definition
cimetidine or pilocarpine
Term
preferred therapies for Xerostoma
Definition
cimetidine or pilocarpine
Term
preferred therapies for urinary retention
Definition
bethanachol or carbachol
Term
preferred therapies for GI reflux
Definition
bethanachol or metoclopramide

increases lower esophageal tone, increases gastric emptying
Term
mechanism of actetylcholine topical in advance of opthalmic surgery
Definition
causes acute miosis
Term
pilocarpine or carbachol mechanism of action in glaucoma
Definition
improves ureoscleral outflow
Term
reduction of aqueous humor formation via alpha-1 agonism
Definition
acts on ciliary vessels
Term
reduction of aqueous humor formation via alpha-2 agonist
Definition
acts on ciliary body
Term
reduction of aqueous humor formation via beta 1 antagonism
Definition
works on ciliary body
Term
classes of drugs to treat glaucoma via aqueous humor drainage
Definition
parasympathomimetics or acetylcholinesterase inhibitors
Term
parasympathomimetic used in in vivo diagnostic for bronchial spasms
Definition
methacholine
Term
which parasympathomimetic does atropine have poor antagonistic effects
Definition
carbachol
Term
depolarizing neuromuscular blockers
Definition
succinyl choline or decamethonium
(decamethonium not used therapeutically)
Term
ganglionic blocker effects
Definition
heart: tachycardia
vasculature: dilation, hypotension
eyes: mydriasis, cycloplegia
GI: decreased tone and motility, urinary retention
secretory: anhidrosis, xerostomia
Term
dantrolene
Definition
a direct muscle relaxant
only antidote for malignant hyperthermia

occasionally causes drowsiness, rare hepatotoxicity or respiratory depression w/brain lesion
Term
succinyl choline
Definition
depolarizing NM blocker
Term
decamethonium
Definition
peripheral depolarizing NM blocker

not used therapeutically
Term
tubocurarine site of action and drug class
Definition
peripheral acting non depolarizing NM blocker works at skeletal endplate
Term
metocurine
Definition
nondepolarizing NM blocker
Term
alcuronium
Definition
nondepolarizing NM blocker
Term
altracurium
Definition
nondepolarizing NM blocker
Term
mivacurium
Definition
nondepolarizing NM blocker
Term
Pancuronium
Definition
aminosteroid, works at cellular endplate
nondepolarizing NM blocker
Term
Vecuronium
Definition
aminosteroid, nondepolarizing NM blocker
Term
rocuronium
Definition
amino steroid, nondepolarizing NM blocker
Term
the more potent compounds: aminosteroids or benzylsoquinolinium
Definition
aminosteroids
Term
adverse effects of tubocurarine administration
Definition
ganglionic block
histamine release
Term
adverse effects of metocurine administration
Definition
ganglionic block
histamine release
Term
adverse effects of alcuronium administration
Definition
ganglionic block
histamine release
Term
adverse effect of succinylcholine administration
Definition
histamine release
vagal stimulation
postoperative muscle pain
increased intraocular pressure
hyperkalemia
malignant hyperthermia (idiosyncrocy)
apnea (ideosyncracy)
Term
adverse effect of pancuronium administration
Definition
sympathetic stimulation
Term
specific caution for succinylcholine
Definition
K+ loss and hyperkalemia. avoid use with soft tissue trauma
Term
metabolic pathways for NM blockers
Definition
all are hepatic or renal except for succinycholine which uses a plasma cholinesterase. succinylcholine preferred for patients with hepatic/renal problems
Term
skeletal muscle relaxants therapeutic purposes
Definition
adjunct to anesthesia
adjunct to electroshock therapy
Term
dantrolene therapeutic uses
(dantrium)
Definition
malignant hyperthermia or muscle spasticities

binds calcium to sarcoplasmic reticulum; inhibits calcium movement in response to depolarization
Term
botulin type B
(myoblock)
therapeutic uses
Definition
blepharospasm, strabismus
cervical distonia
Term
botulinum adverse effect with tuburcararine
Definition
may potentiate actions
Term
botulinum adverse effects
Definition
xerostomia and dysphagia
Term
dantrolene drug class
Definition
direct acting skeletal muscle relaxant
Term
SAR for muscarine agonists
Definition
1)  molecule must contain nitrogen capable of bearing a positive charge, preferably a quaternary ammonium salt

2)  for maximum potency the substituents off the nitrogen must not exceed the size of a methyl group

3)  there should be an oxygen atom, preferable an ester-like oxygen capable of participating in hydrogen bonding

4)  there should be exactly two carbons between oxygen and nitrogen (ethylene bridge)
Term
5 member versus 6 member lactam when determining efficacy of synthetic muscarinic
Definition
6 member lactam will have no activity, affinity only (antagonist)
Term
essential structure for quaternary ammonium when post-acetyl bonded carbons
Definition
pyrolidine ring, secondary or tertiary amine would lose all activity
Term

synthetic choline esters

 

Definition
carbachol, methacholine, bethanachol
Term
uncharged reversible AChE inhibitors
Definition
physostigme, rivastigme, tacrine, donepezil
Term
physostigme
Definition
non-polar acetylcholinesterase inhibitor
Term
rivastigme
Definition
non-polar acetylcholinesterase inhibitor
Term
tacrine
Definition
non-polar acetylcholinesterase inhibitor
Term
donepezil
Definition
non-polar acetylcholinesterase inhibitor
Term
clonidine
Definition
selective alpha-2 agonist
Term
muscarinic agonists
Definition
pilocarpine, acetylcholine, bethanachol, cevimeline, methacholine,
Term
pilocarpine
Definition
muscarinic agonist
Term
cevimeline
Definition
parasympathomimetic muscarinic agonist
Term
diisopropyl fluorophosphate
Definition
irreversible AChE inhibitor
Term
parathion
Definition
irreversible AChE inhibitor
Term
tabun
Definition
irreversible AChE inhibitor
Term
sarin
Definition
irreversible AChE inhibitor
Term
soman
Definition
irreversible AChE inhibitor
Term
echothiophate
Definition
irreversible AChE inhibitor
Term
malathion
Definition
irreverisble AChE inhibitor
Term
polar reversible AChE inhibitors
Definition
pyridostigmine, neostigmine, demecarium, ambenomium, adrophonium
Term
pyridostigmine
Definition
polar AChE inhibitor
Term
ambenomium
Definition
polar AChE inhibitor, parasympathomimetic, used in myesthenia gravis
Term
edrophonium
Definition
polar AChE inhibitor, used in tensilon test to distinguish MG from cholinergic crisis
Term
ephedrine
Definition
mixed alpha and beta agonist, sympathomimetic
Term
metoprolol
Definition
B-1 selective antagonist
Term
atenolol
Definition
B-1 selective antagonist
Term
potency difference between atropine and scopalamine in parasympathetically innervated organs
Definition
atropine more potent in heart and intestine, scopalamine more potent in iris, ciliary, secretory
Term
atropine cardiovascular effects
Definition
tachycardia, abolish reflex vagal slowing, decrease AV refractory period, atropine flush
Term
trimethephan
Definition
peripheral nicotinic ganglion blocker, non-depolarizing and charged
Term
tropicamide
Definition
tertiary amine muscarinic antagonist
Term
benztropine
Definition
tertiary amine muscarinic antagonist
Term
trihexyphenidyl
Definition
tertiary amine muscarinic antagonist
Term
ganglionic blockers
Definition
nicotine, trimethephan, mecamylamine, hexamethonium
Term
nicotine
Definition
nicotine agonist, ganglionic blocker
Term
trimethephan
Definition
ganglionic blocker
Term
mecamylamine
Definition
ganglionic blocker
Term
hexamethonium
Definition
ganglionic blocker
Term
adrenergics used for ciliary body A-2 agonism
Definition
epinephrine, dipivephrine, apraclonidine
Term
prototype alpha-1 agonists
Definition
NE, EPI, phenylephrine
Term
prototype A-2 agonist
Definition
clonidine
Term
prototype B-1 agonists
Definition
Epi, NE, Isoproterenol, Dobutamine
Term
prototype B-2 agonists
Definition
isoproterenol, epinephrine
Term
prototype muscarinic agonist
Definition
methacholine
Term
prototype nicotinic agonist
Definition
nicotine
Term
MAO inhibitors
Definition
tranylcypromine
Term
muscarinic agonists (3)
Definition
pilocarpine, muscarine, arecholine
Term
pilocarpine
Definition
muscarinic agonist
Term
muscarine
Definition
muscarinic agonist
Term
arecholine
Definition
muscarinic agonist
Term
indirect parasympathomimetics
Definition
carbachol, metoclopramide
Term
muscarinic antagonists (4)
Definition
atropine, scopalamine, homotropine, tolteridine (detrol)
Term
anticholinergics
(charged, muscarine antagonists) (5)
Definition
ipratropium, tiotropium, methscopalamine, homotropine methylbromide, scopalamine methylbromide
Term
ipratropium
Definition
anticholinergic, polar antagonist
Term
tiotropium
Definition
anticholinergic, polar antagonist
Term
methscopalamine
Definition
anticholinergic, polar antagonist
Term
homotropine methylbromide
Definition
anticholinergic, polar antagonist
Term
scopalamine methylbromide
Definition
anticholinergic, polar antagonist
Term
differential sensitivity of muscarinic sites
Definition
1) salivation, bronchial, sweat
2) pupil dilation, accomodation, cardiac
3) urinary bladder, GI tract
4) gastric secretion
Term
tensilon test
Definition
edrophonium to distinguish MG from cholinergic crisis
Term
rivastigmine
Definition
nonpolar AChE inhibitor targeting Parkinson's and Alzheimer's
Term
phentoloamine
Definition
alpha agonist
Term
chronotropic and inotropic effects of dobutamine
Definition
inotropic only, isomerization prevents chronotropic effects
Term
low dose epinephrine systemic effects
Definition
tachycardia and hypotension
Term
likely outcome for epinephrine administration in angina patient
Definition
increased angina due to decreased cardiac efficiency (work/oxygen uptake)
Term
peripheral resistance expectation with Epi, NE and Iso
Definition
Epi minus, NE+, Iso 2-
Term
pulse rate differences with epinephrine, NE and Iso administration
Definition
Epi+, NE-, Iso 2+
Term
Systolic BP with administration of Epi, NE, Iso
Definition
all +
Term
Diastolyic BP with administration of Epi, NE, Iso
Definition
Epi-, NE+, Iso 2-
Term
MABP differences with administration of Epi, NE, Iso
Definition
Epi+, NE 2+, Iso -
Term
halogenated hydrocarbons or cyclopropane cautions with epinephrine
Definition
epinephrine sensitizes the myocardium to the effects of these drugs and arrhythmias can occur
Term
solifenacin
Definition
muscarinic receptor antagonist
Term
succinyl choline and psuedocholinesterase
Definition
pse metabolizes succinyl choline, atypical pse leads to apne (idiosyncratic outcome)
Term
metocurine
Definition
non-depolarizing NM blocker
Term
alcuronium
Definition
non-depolarizing NM blocker
Term
mivacurium
Definition
non-depolarizing NM blocker
Term
norepinephrine precautions
Definition
tissue necrosis at extreme periphery, hyperthyroidism, sensitization of myocardium, causes contractions
Term
kidney receptor
Definition
beta-1, increases renin secretion, ultimatlely increases BP
Term
uterus receptors and presentation
Definition
alpha - contraction, beta-2, relaxation
Term
skeletal muscle receptors
Definition
Beta 2, contractility
Term
penis receptors
Definition
alpha - ejaculation, muscarinic - erection
Term
adrenal medulla receptors
Definition
nicotinic - epinephrine secretion
Term
lacrimal glands receptors
Definition
muscarinic - secretion
Term
liver receptors
Definition
B-2, glycogenolysis, etc.
Term
fat receptors
Definition
beta 2, lipolysis
Term
skin receptors
Definition
pilo erector muscles, alpha; sweat glands muscarinic
Term
GI tract sympathetic innervation
Definition
alpha 1 - decreased motility
Term
histamine receptors on arteriolar smooth muscle cause ...
Definition
vasodilation
Term
phentolamine
Definition
non-selective competitive alpha antagonist;
Term
prazosin
Definition
selective alpha-1 antagonist
Term
terazosin
Definition
selective alpha-1 antagonist
Term
doxazosin
Definition
selective alpha-1 antagonist
Term
BPH and terazosin
Definition
alpha-1 antagonism can reduce BPH, also can lead to apoptosis of prostate
Term
doxazasin preferred therapy
Definition
BPH
Term
do antagonists work better against exogenous or endogenous agonists?
Definition
exogenous
Term
phenylephrine and n-methyl substituent
Definition
structural oddity, still alpha-specific agonist
Term
potency effects by substitution of hydroxyls on catechol
Definition
reduces potency
Term
metaproterenol and terbutaline hydroxyl positions
Definition
3 and 5, lead to beta-2 preferential binding
Term
catecholamine substitution on alpha carbon
Definition
eliminates MAO binding site
Term
catecholamine substitution on beta carbon
Definition
reduces lipid solubility, decreases CNS effects
Term
l-isomerization on Beta carbon
Definition
greater peripheral activity
Term
isomerization of alpha carbon
Definition
dextrarotary generally more potent than levoratory, d-amphetimine more potent in CNS
Term
atherosclerosis and baroreceptors
Definition
atherosclerosis can limit reflex, increasing impact of sympathomimetics
Term
false transmitter
Definition
parallels long term administration of MAO inhibitors; tyramine doesn't get metabolized leading to ocotopamine synthesis and displacement of NE from adrenergic vesicles
Term
MAO inhibitors "cheese" crisis
Definition
severe hypertensive crisis, tyramine induces large decrease of NE and with impaired MAO infarction can result
Term
epinephrine and renal performance
Definition
filtration fraction decreased, retention of K+, Na+ and Cl- increased
Term
systole response with epinephrine
Definition
shortened in preference to shortening diastole
Term
epinephrine uterus interaction in last trimester of pregnancy
Definition
inhibits alpha stimulation (to an extent) preventing contraction
Term
epinephrine and metabolism
Definition
increases glucose and lactate in blood, inhibits insulin release
Term
epinephrine and circulating volume
Definition
decreases volume by increasing intracellular fluid; increases hematocrit
Term
dopamine therapeutic uses
Definition
severe congestive failure; acute improvement in severe renal or cardiac failure, no long term benefit
Term
two major disease states for beta agonism
Definition
asthma and COPD
Term
dobutamine therapeutic uses
Definition
acute relief post cardiac surgery; myocardial infarction; congestive heart failure
Term
fenoterol
Definition
b-2 selective agonist
Term
beta agonists and asthma risk
Definition
chronic tolerance and death or near death
Term
amphetamine and blood pressure
Definition
raises both systolic and diastolic blood pressure
Term
adverse effects of alpha-1 antagonists
Definition
first use effects causing orthostatic hypotension; first use should be at bedtime
Term
alpha-2 antagonist ergot alkaloid
Definition
yohimbine
Term
cause of cycloplegia
Definition
also paralysis of accomodation; muscarinic agonists
Supporting users have an ad free experience!