Can a shot of anesthetic help relieve PTSD?

Rick Burth, who served in Iraq and Afghanistan, said a novel treatment for post-traumatic stress disorder helped calm his symptoms of anxiety and anger. The procedure involves an injection of local anesthetic to the neck.
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Rick Burth, who served in Iraq and Afghanistan, said a novel treatment for post-traumatic stress disorder helped calm his symptoms of anxiety and anger. The procedure involves an injection of local anesthetic to the neck.