Half-life: Variable by age, but anywhere from 30 minutes to 2 hours.
Metabolism:  Metabolite is 17-desacetyl-rocuronium
Excretion:  Primary route is fecal.  Renal also.
Mechanism of Action:  Non-depolarizing neuromuscular blocking agent.  Intermediate duration with dose dependant rapid to intermediate onset.  Competes for cholinergic receptors at the motor end-plate.  Acetylcholinesterase inhibitors like those found in organophosphates antagonize this action
Rocuronium
Pancuronium
Edrophonium
Vecuronium
Succinylcholine
Cisatricurium
Neostigmine
Etomidate