Standing epilepticus: Pentobarbital may be administered in refractory standing epilepticus according to the AAN recommendations for convulsive standing epileptics.Grownup IM: 150mg–200mg (max 5mL/inj) as a single deep IM inj. IV: Inject bit by bit (max 50mg/min). ?70kg: to begin with 100mg; notice and keep track of crucial indicators no less than