{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Treatment-resistant+Bipolar+Depression&page=2",
    "query": {
      "condition": "Treatment-resistant Bipolar Depression",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Treatment-resistant+Bipolar+Depression&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T20:04:21.527Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT03360942",
      "title": "Long Term Follow-up of Deep Brain Stimulation for Treatment-Resistant Depression",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Treatment Resistant Depression",
        "Depressive Disorder, Treatment-Resistant",
        "Depression, Bipolar"
      ],
      "interventions": [
        {
          "name": "SCC DBS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 5,
      "start_date": "2016-04-18",
      "completion_date": "2022-09-30",
      "has_results": true,
      "last_update_posted_date": "2024-12-12",
      "last_synced_at": "2026-06-10T20:04:21.527Z",
      "location_count": 1,
      "location_summary": "Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03360942"
    },
    {
      "nct_id": "NCT05228457",
      "title": "Intensive TMS for Bipolar Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bipolar Depression",
        "Treatment Resistant Depression"
      ],
      "interventions": [
        {
          "name": "Intensive intermittent theta-burst stimulation (iTBS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 34,
      "start_date": "2022-03-01",
      "completion_date": "2024-02-19",
      "has_results": true,
      "last_update_posted_date": "2025-03-12",
      "last_synced_at": "2026-06-10T20:04:21.527Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05228457"
    },
    {
      "nct_id": "NCT03290963",
      "title": "Effect of Lithium Versus Placebo in Adults With Treatment-Resistant Depression Who Are Receiving Ketamine",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Treatment Resistant Depression"
      ],
      "interventions": [
        {
          "name": "Lithium",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ketamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "William V. Bobo, M.D.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 0,
      "start_date": "2017-11-30",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2018-08-16",
      "last_synced_at": "2026-06-10T20:04:21.527Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03290963"
    },
    {
      "nct_id": "NCT03522545",
      "title": "Adjunctive Allogeneic Mesenchymal Stem Cells for Treatment-resistant Bipolar Depression",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Treatment-resistant Bipolar Depression"
      ],
      "interventions": [
        {
          "name": "Allogeneic Bone Marrow Derived Multipotent Mesenchymal Stromal Cells (MSCs)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 30,
      "start_date": "2022-04-20",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-06-22",
      "last_synced_at": "2026-06-10T20:04:21.527Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03522545"
    },
    {
      "nct_id": "NCT02757521",
      "title": "Nitrous TRD Bipolar Depression",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Treatment- Resistant Bipolar Disorder",
        "Bipolar Disorder",
        "Bipolar Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Nitrous Oxide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 1,
      "start_date": "2016-03-25",
      "completion_date": "2016-12-06",
      "has_results": true,
      "last_update_posted_date": "2019-07-05",
      "last_synced_at": "2026-06-10T20:04:21.527Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02757521"
    },
    {
      "nct_id": "NCT04080778",
      "title": "Magnetic Seizure Therapy in Bipolar Depression (MST-BpD) and Treatment Resistant Depression (MST-TRD)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "magnetic seizure therapy (MST)",
          "type": "DEVICE"
        },
        {
          "name": "electroconvulsive therapy (ECT)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Joao L. DeQuevedo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "22 Years to 85 Years"
      },
      "enrollment_count": 60,
      "start_date": "2024-08-24",
      "completion_date": "2027-12-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-03",
      "last_synced_at": "2026-06-10T20:04:21.527Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04080778"
    },
    {
      "nct_id": "NCT03573349",
      "title": "Ketamine Associated ACC GABA and Glutamate Change and Depression Remission:",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Treatment Resistant Depression",
        "Bipolar Depression"
      ],
      "interventions": [
        {
          "name": "Ketamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 18,
      "start_date": "2019-01-03",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-06-27",
      "last_synced_at": "2026-06-10T20:04:21.527Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03573349"
    },
    {
      "nct_id": "NCT05705063",
      "title": "Impact of a Ketogenic Diet on Metabolic and Psychiatric Health in Patients With Bipolar Illness",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bipolar Disorder I",
        "Bipolar II Disorder",
        "Bipolar I Disorder",
        "Bipolar Disorder",
        "Bipolar Depression",
        "Bipolar and Related Disorders",
        "Bipolar Disorder, Type 1",
        "Bipolar Disorder, Type 2",
        "Bipolar Disorder, Mixed",
        "Obesity",
        "Metabolic Syndrome",
        "Ketogenic Dieting",
        "Weight Gain",
        "Brain Metabolic Disorder",
        "Psychotropic Agents Causing Adverse Effects in Therapeutic Use"
      ],
      "interventions": [
        {
          "name": "LCHF Ketogenic Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 30,
      "start_date": "2023-01-30",
      "completion_date": "2024-12-30",
      "has_results": false,
      "last_update_posted_date": "2023-01-30",
      "last_synced_at": "2026-06-10T20:04:21.527Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05705063"
    },
    {
      "nct_id": "NCT04480918",
      "title": "University of Iowa Interventional Psychiatry Service Patient Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Treatment Resistant Depression",
        "Major Depressive Episode",
        "Major Depression",
        "Major Depressive Disorder",
        "Bipolar Disorder",
        "Bipolar Depression",
        "Obsessive-Compulsive Disorder"
      ],
      "interventions": [
        {
          "name": "Electroconvulsive Therapy (ECT)",
          "type": "DEVICE"
        },
        {
          "name": "Transcranial Magnetic Stimulation (TMS)",
          "type": "DEVICE"
        },
        {
          "name": "Ketamine",
          "type": "DRUG"
        },
        {
          "name": "Esketamine",
          "type": "DRUG"
        },
        {
          "name": "Deep Transcranial Magnetic Stimulation (dTMS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Mark Niciu",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2020-11-02",
      "completion_date": "2050-08",
      "has_results": false,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-06-10T20:04:21.527Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04480918"
    },
    {
      "nct_id": "NCT07127913",
      "title": "Closed-Loop Deep Brain Stimulation for Treatment-Resistant Bipolar Depression",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bipolar II Disorder",
        "Bipolar II Disorder, Most Recent Episode Major Depressive"
      ],
      "interventions": [
        {
          "name": "Device: Stimulation-ON",
          "type": "DEVICE"
        },
        {
          "name": "Device: Stimulation-OFF",
          "type": "DEVICE"
        },
        {
          "name": "Device: Stimulation -ON Active Control",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Andrew Krystal",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "22 Years to 70 Years"
      },
      "enrollment_count": 10,
      "start_date": "2025-07-16",
      "completion_date": "2035-06-28",
      "has_results": false,
      "last_update_posted_date": "2025-08-17",
      "last_synced_at": "2026-06-10T20:04:21.527Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07127913"
    }
  ]
}