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nAChR Blockers
Fundamentals II
| Question | Answer |
|---|---|
| Tubocurarine | autonomic ganglia blockade, release histamine, long duration but no longer available |
| Metocurine | Moderate histamine release, long duration but no longer available |
| Pancuronium | moderate cardiac mAChR block, kidney deacteylation, widely used in surgery w/intermediate duration |
| Pipecuronium | kidney deacetylation, very long duration |
| Doxacurium | very long duration |
| vecuronium | kidney & liver deacetylation, widely used in surgery, intermediate duration and no side effects |
| Atracurium | minor histamine release, spontaneous hydrolysis, widely used in surgery, intermediate duration, concern for hypotension & bronchoconstriction |
| CIsatracurium | minor histamine release, spontaneous hydrolysis, widely used in surgery, intermediate duration, concern for hypotension & bronchoconstriction |
| Rocuronium | slight cardiac mAChR action, liver elimination, rapid onset for short procedures; alt to succinylcholine |
| Mivacurium | low histamine release, plasma ChE metabolism, brief procedures -alt to succinylcholine |
| Succinylcholine | autonomic ganglia stimulation, slight histamine release, cardiac mAChR stimulation, plasma ChE metabolism, brief procedures - mainly intubation |