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18 Cards in this Set

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  • Back
This agent has greater affinity for muscarinic receptors and used for postoperative and neurogenic ileus and urinary retention. And what is its MOA?
Bethanechol--MOA is that it activates bowel and bladder smooth muscle
Only direct acting agent that is very lipid soluble and used in glaucoma and Sjogren's syndrome. What is its MOA?
Pilocarpine--MOA activates pupillary sphincter and ciliary muscle; stimulates salivation
This agent used to treat dry mouth in Sjögren's syndrome
Cevimeline
Indirect-Acting ACh Agonist, alcohol, short DOA and used in diagnosis of myasthenia gravis and MOA
Edrophonium. Neostigmine and pyridostigmine can also be use to treat MG. MOA--amplifies endogenous acetylcholine; useful effect at skeletal muscle neuromuscular end plates.
Carbamate with intermediate action postoperative and neurogenic ileus and urinary retention and MOA
Neostigmine--MOA-amplifies endogenous acetylcholine
Treatment of atropine overdose and glaucoma (because lipid soluable). Enters the CNS rapidly and has a stimulant effect, which may lead to convulsions--and MOA
Physostigmine--MOA-amplifies endogenous acetylcholine
Treatment of myasthenia gravis--and MOA
Pyridostigmine--MOA-amplifies endogenous acetylcholine
Drug used for rapid reversal of nondepolarizing neuromuscular blockade in the diagnosis of myasthenia, and in differentiating myasthenic from cholinergic crisis. Also, administering this drug will improve muscle strength in myasthenic crisis but weaken it in cholinergic crisis.
Edrophonium--also, the shortest-acting cholinesterase inhibitor
Treatment of first choice due to toxicity from cholinomimetic drugs, such as parathion
Atropine--an antimuscarinic agent
Organophosphate and physostigmine overdose mnemonic
DUMBBELSS: diarrhea, urination, miosis, bronchoconstriction, bradycardia, excitation (skeletal muscle and CNS), lacrimation, and salivation and sweating.
Muscarinic agonist
Muscarine, bethanechol, carbachol, pilocarpine
Parathion toxicity can be reversed by?
Pralidoxime
Common toxicity from cholinesterase inhibitor?
CNS depression or respiratory failure from neuromuscular paralysis
Increased GI motility (abdominal surgery) can be occur from?
Muscarinic cholinoceptor agonist
Direct-acting cholinomimetic that is lipid soluble and used in the treatment of glaucoma and Sjogren's syndrome
Pilocarpine
An indirect-acting carbamate cholinomimetic with poor lipid solubility and duration of action of 2 - 4 h?
Neostigmine
Direct cholinomimetics
acetylcholine, bethanechol, carbachol, pilocarpine, nicotine
indirect-acting cholinomimetics
edrophonium, neostigmine, physostigmine, pyridostigmine, echothiophate, parathion