Presynaptic Imaging in Major Depressive Episodes After COVID-19

Exclusion Criteria

• •Age 18 to 75.
• •Good general physical health with no active medical conditions based on self-report (except migraine or PASC).
• •Use of antidepressants in the previous month (6 weeks for fluoxetine).
• •Use of stimulant medication affecting dopamine release in the previous month
• •Use of antipsychotics in the previous month
• •History of neurological disease (except migraine, and PASC) based on self-report
• •Use of medications or herbal products or natural health products with central nervous system effects in past 2 weeks based on self-report
• •Presence of cigarette smoking in the past two months, based on self-report
• •Lifetime diagnosis of severe Substance or Alcohol Use Disorder, or diagnosis of mild to moderate Substance or Alcohol Use Disorder in the past two years, based on self-report and verified by the Research Version of Structured Clinical Interview for Diagnostic and Statistical Manual-5 (SCID-5-RV)
• •Use of recreational drugs, including marijuana, in the past two months, based on self-report and verified by the Research Version of Structured Clinical Interview for Diagnostic and Statistical Manual-5 (SCID-5-RV)
• +9 more criteria