Can magnetic pulses calm the brain in PTSD and depression?

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Adults aged 18 to 65 years. 2. Clinical diagnosis of posttraumatic stress disorder (PTSD) according to DSM-5 criteria, confirmed by a board-certified psychiatrist. 3. Presence of comorbid major depressive disorder with stable clinical condition. 4. PTSD symptom severity defined as: PTSD Checklist for DSM-5, Chinese version (C-PCL-5) total score ≥ 31. 5. Depressive symptom severity defined as: Patient Health Questionnaire-9 (PHQ-9) total score ≥ 10. 6. Stable psychiatric medication regimen for at least 4 weeks prior to enrollment, or medication-free. 7. Ability to understand the study procedures and provide written informed consent. 8. Normal or corrected-to-normal vision and hearing. 9. Ability to comply with study procedures and visit schedule. Exclusion Criteria: 1. Lifetime diagnosis of schizophrenia spectrum disorders, bipolar disorder, or pervasive developmental disorders. 2. Alcohol or substance use disorder (excluding caffeine and nicotine) within the past 6 months. 3. Ongoing trauma-focused psychotherapy during the study period. 4. Prior exposure to repetitive TMS treatment exceeding five sessions. 5. Current or recent (within the past year) suicidal ideation or behavior, defined as: PHQ-9 item 9 score ≥ 1, confirmed by clinical psychiatric evaluation. 6. Self-injurious behavior requiring medical attention within the past 3 months. 7. History of epilepsy, seizure disorder, or family history of epilepsy. 8. Significant neurological disorders, severe traumatic brain injury, or history of brain surgery. 9. Presence of implanted metallic or electronic medical devices (e.g., pacemakers, cochlear implants, neurostimulators). 10. Uncontrolled major medical illnesses or severe cardiovascular disease. 11. Pregnancy or breastfeeding. 12. Skin lesions or infections at the stimulation site. 13. Use of medications known to significantly lower seizure threshold (e.g., tricyclic antidepressants or certain analgesics). 14. Any condition deemed by the investigator to render the participant unsuitable for rTMS.