0.2 mg IV; if inadequate response after 30s, give additional 0.3 mg IV; if inadequate, repeat doses of 0.5 mg IV  q1 min to MAX total dose of 3 mg
If only partial response to 3mg, may slowly titrate to 5mg
Flumazenil
Thiopental
Naloxone
Midazolam
Etomidate
Ketofol
Fomepizole
Ephedrine