A Pilot Trial of One-Day Accelerated TMS and D-cycloserine in Suicidal Patients With Borderline Personality Disorder

Inclusion Criteria: * Adult (18+) of any gender * Meets DSM-5 criteria for BPD, per assessment with the Structured Clinic Interview for DSM-5 Personality Disorders (SCID-5-PD), BPD Module * Moderate to severe SI during the two weeks prior to screening, as indexed by a score of 9 or higher on the Modified Scale for Suicide Ideation - Self Report (Clum \& Yang, 1995) Exclusion Criteria: * Current manic or hypomanic symptoms, as assessed by the Diagnostic Assessment Research Tool (DART) screener and diagnostic modules, where relevant. * Current clinically significant psychotic symptoms not better accounted for by BPD, as assessed by the DART psychotic symptoms screener. * Current alcohol or substance use disorder, that in the opinion of a study PIs, is of sufficient severity to impede engagement in treatment or is associated with significant risk of medical withdrawal, as assessed by the DART. * Medical documentation or self-report of current anorexia nervosa, bulimia nervosa, or eating disorder not otherwise specified - atypical anorexia nervosa or atypical bulimia nervosa, that is in the opinion of a study PIs is of sufficient severity to be associated with significant medical risks * Acute suicide risk, sufficient to require immediate hospitalization; * history of traumatic brain injury (TBI) or concussion involving loss of consciousness or amnesia for ≥24 hours; * any significant neurological disorder likely to be associated with increased intracranial pressure or cogniti…