Phase 2 Schizophrenia Trial, Recruiting
Who may be able to join
AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI
Who might be able to join this trial:
- You are between 18 and 65 years old
- You can read, speak, and understand English well enough to give consent, complete questionnaires, and take part in treatment
- You have a primary diagnosis of major depressive disorder (MDD), obsessive-compulsive disorder (OCD), generalized anxiety disorder (GAD), or schizophrenia, confirmed by a structured clinical interview
- If you have MDD, your depression scores at least 20 on a standard depression questionnaire (the Beck Depression Inventory)
- If you have GAD, your anxiety scores at least 16 on a standard anxiety questionnaire (the Beck Anxiety Inventory)
- If you have OCD, your symptoms score at least 16 on a standard OCD scale (the Yale-Brown Obsessive-Compulsive Scale)
- If you have schizophrenia, your symptoms score at least 58 on a standard schizophrenia scale (the Positive and Negative Symptom Scale)
- Your psychiatric medications have stayed the same for at least 4 weeks before the trial starts, or you are not taking any psychiatric medications
- You have a primary mental health care provider (such as a psychiatrist, therapist, psychologist, or similar) who will continue to look after you before, during, and after the trial
Who may not be able to join:
- You are currently pregnant, based on a urine pregnancy test
- You have been diagnosed with a Cluster B personality disorder, such as antisocial, borderline, histrionic, or narcissistic personality disorder
- You have PTSD with active, significant symptoms as determined by a clinician
- You have a diagnosis of schizoaffective disorder, bipolar type
- You have used ketamine, esketamine, or had electroconvulsive therapy (ECT) in the past 4 weeks, or are currently using these treatments
- You have a metal implant in your body that would make it unsafe to receive TMS (brain stimulation therapy) or have an MRI scan
- You have any other safety concerns related to TMS or MRI, as identified by a clinician
- You are currently receiving or planning to receive other TMS treatments while taking part in this trial
- You have a history of brain surgery for a mental health condition
- You have moderate to severe autism spectrum disorder
- You have an intellectual disability
- You have severe problems with thinking, memory, or cognition
- You have a significant neurological condition, such as dementia, Parkinson's disease, Huntington's disease, a brain tumor, a seizure disorder, a blood clot around the brain (subdural hematoma), or multiple sclerosis
- You have an untreated or poorly managed hormone or gland disorder (such as a thyroid condition) (confirm with trial site)
- You have a history of an eating disorder
- You are taking part in another clinical trial involving an experimental drug or treatment during the study period
- You are currently experiencing mania or hypomania (an elevated or unusually high mood state)
- You currently have active thoughts of suicide, or you have made a suicide attempt in the past year
- You have any other reasons that would make TMS or MRI unsafe for you (such as metal implants)
- You currently have a moderate or severe substance use disorder, or are showing signs of withdrawal from a substance
- A clinician has determined that you have a significantly higher-than-normal risk of having a seizure
- If you have schizophrenia: a licensed psychiatrist or psychologist on the study team believes you may not be able to fully understand and consent to taking part in the trial
- If you have schizophrenia: you have been hospitalised due to psychosis in the past 6 months
- A urine drug test shows the presence of illegal substances
- You currently have tinnitus (a persistent ringing or buzzing in your ears)
- You have any other condition that the lead researcher believes could interfere with the study or put you at greater risk
Important: Always verify eligibility with the trial site directly before applying.
Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.
Contact this trial
Principal Investigator: Shan H Siddiqi, MD, Brigham and Women's
Phone: 857-307-0294
Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.
GP referral letter
Print a one-page summary to share with your doctor.
Trial details
Where this trial is recruiting
Primary endpoints
Clustering of multiple behavioral measures
Can't join this trial?
Data last synced from ClinicalTrials.gov: 28 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.