Opioids are not thought generally to have neuroprotective properties but they do blunt stress-induced responses. Ketamine is an NMDA antagonist and has been shown to be protective in animal models of ischaemia.51 While the benzodiazepines decrease cerebral blood flow and cerebral metabolic rate, these effects are less impressive than with the intravenous anaesthetic agents. Despite occasional reports of neuroprotective benefit,52 these drugs are not generally thought to be useful neuroprotective agents.
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It seems like you hear it all the time from nearly every one you know I'm SO stressed out!? Pressures abound in this world today. Those pressures cause stress and anxiety, and often we are ill-equipped to deal with those stressors that trigger anxiety and other feelings that can make us sick. Literally, sick.