autonomic drugs Flashcards
hemicholinium
effect on neuron
(-) choline uptake in neuron
vesamicol
effect on neuron
(-) ACh packaging into vesicle
botulinim
effect on neuron
(-) ACh vesicle release
metyrosine
effect on neuron
(-) tyrosine to DOPA
reserpine
effect on neuron
(-) dopamine to NE
bretylium
guanethidine
(effect on neuron)
(-) NE release
amphetamine
ephedrine
(effect on neuron)
(+) NE release
cocaine
TCA
amphetamine
(effect on neuron)
(-) NE reuptake
bethanechol
direct cholinergic agonist
ileus, urinary retention
carbachol
direct cholinergic agonist
constrict pupil
glaucoma
methacholine
direct cholinergic agonist
challenge test for dx of asthma
pilocarpine
direct cholinergic agonist
(+) sweat, tears, saliva
glaucoma
donezepil
galantamine
rivastigmine
indirect cholinergic agonist - anticholinesterase
alzheimer’s
echothiophate
indirect cholinergic agonist - anticholinesterase
glaucoma
edrophonium
indirect cholinergic agonist - anticholinesterase
dx MG
neostigmine
indirect cholinergic agonist - anticholinesterase
ileus, urinary retention
MG
reversal of NMJ blockade
physostigmine
indirect cholinergic agonist - anticholinesterase
anticholinergic toxicity (atropine)
crosses BBB
pyridostigmine
indirect cholinergic agonist - anticholinesterase
MG
cholinesterase inhibitor poisoning
organophosphate poisoning - “drooling farmer”
diarrhea urination miosis bronchospasm bradycardia excitation of CNS & sk m lacrimation sweating salivation
antidote: atropine + pralidoxime
pralidoxime
cholinesterase regenerator
organophosphate poisoning
atropine
homatropine
tropicamide
muscarinic antagonist
mydriasis
cycloplegia
benztropine
muscarinic antagonist
parkinson disease