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76 Cards in this Set

  • Front
  • Back
hemocholinium
blocks choline transport into neuron
vesamicol
blocks ACh vesicular storage
a latrotoxin
stim ACh vesicle release, black widow venom
botulism toxin
blocks vesicle exocytosis
snake venoms
a bungarotoxin-NMJ R binder
fasciculins- AChE inh
muscarinic toxins-M agonists
ACh
choline ester, M+N, miosis for surgery
Bethanecol
choline ester, M only, treats urinary retention
Carbachol
choline ester, M+N, treats glaucoma
Plant Alkaloids Cholinergic Agonists
Muscarine-no use
Nicotine-smoking cessation
Pilocarpine-M>N, treats glaucoma and xerostomia
Cevimeline
M agonist, for glaucoma and xerostomia
Donepezil
reversible AChEinh for alzheimers b/c crosses bbb
Edrophonium
reversible AChEinh-only lasts minutes, for diagnosing myasthernia gravis and paroxysmal supraventricular tacchycardia...risk of cholinergic crisis where have prolonged depolarization of skeletal mm
Neostigmine
Physostigmine
Pyridostigmine
reversible AChEinh, physostigmine is only tertiary one-can use that one for glaucoma..others use for curare toxicity, myasthenia gravis
Echothiophate
irreversible AChEinh. For glaucoma and accomadative esotropia/strabismis
Isoflurophate
irreversible AChEinh. For glaucoma
Malathion
irreversible AChEinh- for pediculosis
Pralidoxime
regenerates cholinesterase if given before "aging", use in conjxn with atropine for organophosphate tox
Sildenafil
Tadalafil
Vardenafil
5-PDEinh, avoid with nitrates and other hypotensives, tadalafil has longest half life. Are metab by CYP3A4
Atropine
belladonna alkaloid/M antagonist
Scopolamine
belladonna alkaloid/M antagonist, for motion sickness
Hyoscyamine
belladonna alkaloid/M antagonist
nonracemer of atropine
homatropine
M antagonist-tertiary
propantheline
M antagonist-quaternary
Ipatropium
Tiotropium
M antagonist-deliverd by inhalation for COPD, not absorbed into bloodstream
Pirenzepine
M1 antagonist-inhibits his release for peptic ulcers
Dicyclamine
M3 antagonist-for irritable bowel syndrome
Glycopyrrolate
M antagonist-block vagal bradycardia
Tropicamide
M antagonist, to have short term mydriasis
Oxybutynin
M antagonist-for overactive bladder
Solifenacin
M antagonist-for overactive bladder
tolterodine
M antagonist-for overactive bladder
hexamethonium
ganglionic N antagonist
nondepolarizing
pentolinium
ganglionic N antagonist
nondepolarizing
trimethaphan
ganglionic N antagonist
nondepolarizing
mecamylamine
ganglionic N antagonist
nondepolarizing
Nicotine
ganglionic N antagonist
depolarizing
Tubocurarine
Nondepolarizing NMJ blocker
also stim hist release and act as ganglionic blocker
Pancuronium
Nondepolarizing NMJ blocker
less histamine release
Atracurium
Nondepolarizing NMJ blocker
less histamine release, laudanosine product can cause seizures
Vecuronium
Nondepolarizing NMJ blocker
less histamine release, liver excretes
Succinylcholine
Depolarizing NMJ blocker
short acting paralysis-fasciculations. First screen for atypical pseudocholinesterase, can lead to histamine release, ganglionic stim, mm pain, and malignant hyperthermia
Dantrolene
mm relaxant by decreasing Ca release from SR, used for malignant hyperthermia, can be hepatotoxic.
Dobutamine
Catecholamine-mostly B1
Dopamine
Catecholamine-
low dose decrease PVR-D1R
high dose increase PVR-a1R
Epinephrine
Catecholamine-affinity for all
low dose-B2 dilation BV
high dose-a1 constriction BV
use:asthma, anaphylaxis, glaucoma
Isoproteronol
Catecholamine-only B
vasodilation and cardiac stim
Norepinephrine
Catecholamine-all except B2
constricts BV->reflex bradycardia
Albuterol
NonCatecholamine-B2-for asthma
Clonidine
NonCatecholamine-a2
Midodrine
NonCatecholamine-a1-
can lead to postural hypotension
Methoxamine
NonCatecholamine-a1-
can lead to postural hypotension
Phenylephrine
NonCatecholamine-a1-
reflex bradycardia
Topical-vasoconstriction
Oral-nasal decongestant
Ritodrine
NonCatecholamine-B2- for preterm labor
Terbutaline
NonCatecholamine-B2-for preterm labor and asthma
Metaproteronol
NonCatecholamine-B2-for preterm labor and asthma
Tyramine/Amphetamine
Indirect adrenergic agonist
inhibit storage of NE into vesicles so NE goes out into synapse via catecholamine transporter
Cocaine
Indirect adrenergic agonist
binds catecholamine transporter and blocks reuptake.
Is also a local anasthetic
Ephedrine/Pseudoephedrine
Mixed acting adrenergic agonist
long duration and well absorbed, nasal decongestant
Metaraminol
Mixed acting adrenergic agonist
direct a1,2, indirect NE release
Phenoxybenzamine
nonselective a blocker, noncompetetive=sympathectomy
decreases BP in pheochromocytoma
Phentolamine
nonselective a blocker, competetive
for pheochromocytoma and dermal ischemia from Epi extravasation
Selective a1 blocker(4)
Treats (3)
Adv
Prazosin, terazosin, doxazosin, tamulosin
Treats HTN, Urinary Retention, BPH
Adv-nasal congestion, 1st dose syncope, hypotension
Propanolol
nonselective B blocker-w/MSA
Timolol
nonselective B blocker
Nadolol
nonselective B blocker
Pindolol
nonselective B blocker-w/ MSA and ISA-less reduction in HR-only used for HTN
Atenolol
selective B1 blocker
Metoprolol
selective B1 blocker
Acebutolol
selective B1 blocker-w/ISA
Labetatol
B1,2,a1 blocker-less vasoconstriction than pure B blockers, good for people w/HTN who cant tolerate an increase in PVR
Carvedilol
B1,2,a1 blocker and antioxidant
great for MI, HTN, heart failure
Reserpine
decreases storage NE
Guanethidine
decrease release of NE
Ester Type Local Anasthetics(4)
characteristics(1)
metab in
Cocaine, Procaine, Chloroprocaine, benzocaine
form PABA
metab in plasma and tissue
Amide Type Local Anasthetics
metab in
Lidocaine, Etidocaine, bupivacaine, prilocaine-toxic metab leads to methemoglobinemia
metab in liver
Toxins bind to Na channels
tetrodotoxin, saxitoxin(red tide), scorpion venom