{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Long+Term+Follow-up",
    "query": {
      "condition": "Long Term Follow-up"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 433,
    "total_pages": 44,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Long+Term+Follow-up&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T00:11:35.357Z",
  "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": "NCT07732374",
      "title": "Long-Term Outcomes Following HBOT",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Traumatic Brain Injury",
        "Post-Concussive Symptoms",
        "Post-Traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Hyperbaric Oxygen Therapy (HBOT)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Summit Hyperbarics and Wellness",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2026-06-18",
      "completion_date": "2027-06-18",
      "has_results": false,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-09-04T00:11:35.357Z",
      "location_count": 1,
      "location_summary": "Boise, Idaho",
      "locations": [
        {
          "city": "Boise",
          "state": "Idaho"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07732374"
    },
    {
      "nct_id": "NCT04273243",
      "title": "Long-Term Follow Up of CLN6 Batten Disease Subjects Following Gene Transfer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "CLN6",
        "Batten Disease"
      ],
      "interventions": [
        {
          "name": "AT-GTX-501",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "Emily de los Reyes",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Months and older"
      },
      "enrollment_count": 10,
      "start_date": "2020-01-24",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2025-10-02",
      "last_synced_at": "2026-09-04T00:11:35.357Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04273243"
    },
    {
      "nct_id": "NCT01177059",
      "title": "Long Term Follow-Up Study of Human Immunodeficiency Virus Type 1 (HIV-1) Positive Patients Who Have Received OZ1 Gene Therapy as Part of a Clinical Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV-1"
      ],
      "interventions": [
        {
          "name": "OZ1 transduced cells",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "Janssen-Cilag Pty Ltd",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 68,
      "start_date": "2004-12-06",
      "completion_date": "2017-11-30",
      "has_results": true,
      "last_update_posted_date": "2018-12-12",
      "last_synced_at": "2026-09-04T00:11:35.357Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • San Francisco, California • New York, New York",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01177059"
    },
    {
      "nct_id": "NCT02310724",
      "title": "TODAY2 Phase 2 Follow-up",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "TODAY cohort",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 517,
      "start_date": "2014-03-01",
      "completion_date": "2020-01-17",
      "has_results": false,
      "last_update_posted_date": "2021-08-05",
      "last_synced_at": "2026-09-04T00:11:35.357Z",
      "location_count": 15,
      "location_summary": "Los Angeles, California • Aurora, Colorado • New Haven, Connecticut + 10 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02310724"
    },
    {
      "nct_id": "NCT06948318",
      "title": "A Follow-up Study of Mezagitamab in Adults With Chronic Primary Immune Thrombocytopenia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Immune Thrombocytopenic Purpura (ITP)"
      ],
      "interventions": [
        {
          "name": "Mezagitamab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2025-08-14",
      "completion_date": "2029-07-29",
      "has_results": false,
      "last_update_posted_date": "2026-08-14",
      "last_synced_at": "2026-09-04T00:11:35.357Z",
      "location_count": 21,
      "location_summary": "Hot Springs, Arkansas • Los Angeles, California • Denver, Colorado + 17 more",
      "locations": [
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06948318"
    },
    {
      "nct_id": "NCT01246479",
      "title": "Long Term Immunity and Safety Following Vaccination With the JEV IC51 (IXIARO®, JESPECT®) in Pediatric Population In Non Endemic Countries. Uncontrolled, Ph3 FU-Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Japanese Encephalitis"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "IC51 has given in the parent study IC51-322",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL"
      ],
      "sponsor": "Valneva Austria GmbH",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Months",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "9 Months to 20 Years"
      },
      "enrollment_count": 23,
      "start_date": "2010-10",
      "completion_date": "2014-09",
      "has_results": true,
      "last_update_posted_date": "2020-03-18",
      "last_synced_at": "2026-09-04T00:11:35.357Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01246479"
    },
    {
      "nct_id": "NCT05424471",
      "title": "Preventing Early Childhood Obesity, Part 1: Long-term Follow-up",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Water; Lack of",
        "Childhood Obesity",
        "Feeding Behavior",
        "Mother-Child Relations",
        "Dietary Habits"
      ],
      "interventions": [
        {
          "name": "Family Spirit Nurture (FSN)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control Group - Vehicle Safety",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "13 Years and older · Female only"
      },
      "enrollment_count": 110,
      "start_date": "2021-05-01",
      "completion_date": "2023-08-15",
      "has_results": false,
      "last_update_posted_date": "2023-08-21",
      "last_synced_at": "2026-09-04T00:11:35.357Z",
      "location_count": 1,
      "location_summary": "Shiprock, New Mexico",
      "locations": [
        {
          "city": "Shiprock",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05424471"
    },
    {
      "nct_id": "NCT06208878",
      "title": "A Long-term Follow-up Study of Subjects Who Received CRISPR CAR T Cellular Therapies",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hematologic Malignancy",
        "Solid Malignancy"
      ],
      "interventions": [
        {
          "name": "Non Interventional",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "CRISPR Therapeutics AG",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2023-11-22",
      "completion_date": "2038-08",
      "has_results": false,
      "last_update_posted_date": "2025-08-14",
      "last_synced_at": "2026-09-04T00:11:35.357Z",
      "location_count": 17,
      "location_summary": "Duarte, California • Los Angeles, California • Stanford, California + 14 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06208878"
    },
    {
      "nct_id": "NCT02121925",
      "title": "Registry Measuring the Impact of Adding RNA Expression Testing on Referral Decisions in Early Stage Lung Cancer Patients and Assessing the Disease-free Survival With Long-term Follow-up",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Cancer",
        "NSCLC",
        "Lung Adenocarcinoma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Myriad Genetic Laboratories, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 227,
      "start_date": "2014-05",
      "completion_date": "2017-07-31",
      "has_results": false,
      "last_update_posted_date": "2017-09-05",
      "last_synced_at": "2026-09-04T00:11:35.357Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02121925"
    },
    {
      "nct_id": "NCT00206635",
      "title": "Betaseron 16-Year Long-Term Follow-Up (LTF) in Patients With Relapsing-Remitting Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Interferon beta-1b (Betaseron, BAY86-5046)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "33 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "33 Years and older"
      },
      "enrollment_count": 432,
      "start_date": "2005-01",
      "completion_date": "2005-12",
      "has_results": false,
      "last_update_posted_date": "2012-11-22",
      "last_synced_at": "2026-09-04T00:11:35.357Z",
      "location_count": 6,
      "location_summary": "Many Locations, Alabama • Many Locations, Arizona • Many Locations, California + 3 more",
      "locations": [
        {
          "city": "Many Locations",
          "state": "Alabama"
        },
        {
          "city": "Many Locations",
          "state": "Arizona"
        },
        {
          "city": "Many Locations",
          "state": "California"
        },
        {
          "city": "Many Locations",
          "state": "Illinois"
        },
        {
          "city": "Many Locations",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00206635"
    }
  ]
}