Clinical Research Directory

Inclusion Criteria: 1. Diagnosis of generalized anxiety disorder (GAD), social anxiety disorder (SAD), panic disorder (PD), and/or post-traumatic stress disorder (PTSD) as defined by DSM-5 criteria. 2. Male or female between 18 and 60 years old. 3. Right-handed. 4. Can understand and sign an informed consent document. 5. Beck Anxiety Inventory (BAI) score of 16 or higher. 6. On a stable medication/psychotherapy regimen for at least 6 weeks prior to baseline visit and throughout the duration of the study. 7. In good general health, as ascertained by medical history. 8. Pharmacological treatment resistance or psychotherapeutic treatment resistance. Exclusion Criteria: 1. Substance use disorders, eating disorders, significant suicidal ideation, mental disorder due to a medical or neurocognitive condition, lifetime psychosis, bipolar disorder, developmental disorders. 2. History of brain surgery and epilepsy. 3. Presence of metallic foreign bodies, such as cardiac pacemakers and stents. 4. Any medical condition or medication that increases the risk of seizures. 5. Pregnancy. 6. Intellectual disability. 7. Current severe somatic disease, such as cancer, heart failure, pneumonia, etc. 8. Severe claustrophobia that prevents the use of MRI.