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Table 1 Clinical pharmacology of nondepolarizing neuromuscular blocking agents

From: A fresh look at paralytics in the critically ill: real promise and real concern

NMBA

Peak effect (min)

Recovery (min)

Metabolism

Renal elimination (%)

Biliary elimination (%)

Vagolytic effect

Histamine release

Critical illness polyneuromyopathy

Benzylisoquinolinium

Atracurium

2-3

30-60

Hoffman Elimination (blood)

5-10

None

None

+

+

Cisatracurium

1-7

40-90

None

None

None

None

+

Aminosteroid

Pancuronium

2-3

80-180

Liver

40-70

10-15

+++

None

+++

Rocuronium

1-2

20-60

10-30

50-75

+

None

+

Vecuroniurn

2-3

40-60

 

15-50

35-50

None

None

+++

  1. + minimal, ++ moderate, +++ marked.