Anesth/MAC sedation: Bradycardia, bradycardia arrhythmia, tachycardia nodal, hypotension, decreased cardiac output; movement; apnea, rash; hypersalivation; diplopia, ear & eye pain, nystagmus, taste perversion, tinnitus; hives/itching, phlebitis, redness/discoloration. ICU sedation: Bradycardia, decreased cardiac output, agitation, resp acidosis during weaning.