Intranasal Insulin for Posttraumatic Stress Disorder

Exclusion Criteria11

• Unstable medical condition, clinically determined by a physician
• Diabetes requiring insulin or oral hypoglycemic agents
• Moderate-severe traumatic brain injury
• Current psychotic disorder, bipolar disorder, cognitive disorder in the past 12 months
• Current substance use disorders (except alcohol, tobacco, or cannabis) in the past 3 months
• Changes in doses of psychotropic medications in the past 4 weeks
• Initiation of individual therapy or counseling in the past 4 weeks
• Imminent suicidal or homicidal risk
• Contraindication to Insulin
• History of claustrophobia
• Presence of cardiac pacemaker or other electronic device or ferromagnetic metal foreign bodies in vulnerable positions as assessed by a standard pre-MRI safety screening questionnaire