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27 Cards in this Set
- Front
- Back
Blocks the choline transporter in neurons
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Hemicholinium
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Blocks ChAT (choline acetyltransferase)
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Vesamicol
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Bacterial toxin that blocks ACh release at the NMJ
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botulinum toxin
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Blocks conversion of tyrosin to Dopa
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Metyrosine
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Blocks conversion of dopamine to norepinephrine
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Reserpine
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Blocks NE release from nerve terminals
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Guanethidine
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Stimulates NE release from nerve terminals
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Amphetamine
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Blocks NE reuptake at nerve terminals
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Cocaine, tricyclic antidepressants, amphetamine
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Activates bowel and bladder smooth muscle
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Bethanechol
DIRECT CHOLINOMIMETIC (M3) |
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Used for glaucoma, pupillary contraction, and release of intraocular pressure
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Carbachol
DIRECT CHOLINOMIMETIC (M3) |
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Contracts ciliary muscle of eye (open angle) and pupillary sphincter (narrow angle); resistant to ACh
Stimulates sweat, tears, saliva |
Pilocarpene
DIRECT CHOLINOMIMETIC (M3) |
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Administered as challenge test for diagnosis of asthma
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Methacholine
DIRECT CHOLINOMIMETIC (M3) |
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Postoperative and neurogenic ileus, urinary retention, myasthenia gravis, reversal of NMJ blockade
No CNS penetration |
Neostigmine
INDIRECT CHOLINOMIMETIC (ACH ESTERASE BLOCKER) |
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Long acting for myasthenia gravis
No CNS penetration |
Pyridostigmine
INDIRECT CHOLINOMIMETIC (ACH ESTERASE BLOCKER) |
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Diagnosis of myasthenia gravis
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Edrophonium
INDIRECT CHOLINOMIMETIC (ACH ESTERASE BLOCKER) |
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Used for glaucoma (can penetrate the CNS), reversal of atropine overdose
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Physostigmine ("PHYS for EYES")
INDIRECT CHOLINOMIMETIC (ACH ESTERASE BLOCKER) |
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Indication for echothiophate
INDIRECT CHOLINOMIMETIC (ACH ESTERASE BLOCKER) |
glaucoma
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Antidote for organophosphate poisoning
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Atropine (muscarinic antagonist)
Pralidoxime (replenishes endogenous acetylcholinesterase) |
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Diarrhea, Urination, Miosis, Bronchospasm, Bradycardia, Excitation of skeletal muscle/CNS, Lacrimation, Sweating, Salivation
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DUMBBELSS (cholinergic side effects)
Organophosphate poisoning |
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Agents used to dilate eyes and induce cycloplegia (no accommodation)
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Atropine, homatropine, tropicamide
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Muscarinic antagonist used in Parkinson's disease
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Benztropine (PARK my BENZ)
MUSCARINIC ANTAGONIST |
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Given for motion sickness
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Scopolamine
MUSCARINIC ANTAGONIST |
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Muscarinic antagonist used for asthma and COPD
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ipratropium
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oxybutynin
glycopyrrolate |
Muscarinic antagonists used to reduce urgency in mild cystitis and reduce bladder spasms
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Methscopolamine
Pirenzepine Propantheline |
Muscarinic antagonists used in peptic ulcer treatment
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Atropine toxicity
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Red as a beet
Dry as a bone (dry mouth) Blind as a bat (clycloplegia) Mad as a hatter (disorientation) Hot as a hare Plus acute-angle glaucoma, urinary retention, hyperthermia in infants |
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Side effects of the drug used to prevent vagal reflex responses to changes in blood pressure
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Hexamthonium (nicotinic antagonist)
orthostatic hypotension, blurred vision, constipation, sexual dysfunction |