{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Booster",
    "query": {
      "intervention": "Booster"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 870,
    "total_pages": 87,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Booster&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T07:55:32.888Z",
  "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": "NCT04992767",
      "title": "Online Intervention to Promote Resilience to Traumatic Stress During Pregnancy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Posttraumatic Stress Disorder",
        "Pregnancy Related"
      ],
      "interventions": [
        {
          "name": "Sunnyside",
          "type": "BEHAVIORAL"
        },
        {
          "name": "SunnysideFlex",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 31,
      "start_date": "2022-10-21",
      "completion_date": "2024-10-02",
      "has_results": false,
      "last_update_posted_date": "2025-03-20",
      "last_synced_at": "2026-09-05T07:55:32.888Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04992767"
    },
    {
      "nct_id": "NCT00925314",
      "title": "A Study of Transgenic Lymphocyte Immunization (TLI) Against Telomerase in Subjects With Stage III Melanoma",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Stage IIIB Skin Melanoma",
        "Stage IIIC Skin Melanoma"
      ],
      "interventions": [
        {
          "name": "CB-10-01 (Transgenic Lymphocyte Immunization)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Cosmo Bioscience",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2007-06",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2012-02-13",
      "last_synced_at": "2026-09-05T07:55:32.888Z",
      "location_count": 5,
      "location_summary": "Duarte, California • Los Angeles, California • San Diego, California + 2 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00925314"
    },
    {
      "nct_id": "NCT04321135",
      "title": "Avanzando Juntas: Adapting an Evidence Based Weight Loss Program for Hispanic Breast Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Gynecologic Cancer"
      ],
      "interventions": [
        {
          "name": "Guided Lifestyle Program Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-Guided Lifestyle Program (Control Arm)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2019-11-01",
      "completion_date": "2022-07-30",
      "has_results": false,
      "last_update_posted_date": "2022-12-16",
      "last_synced_at": "2026-09-05T07:55:32.888Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04321135"
    },
    {
      "nct_id": "NCT03490760",
      "title": "Durvalumab and \"Booster\" Radiation in Metastatic Adenocarcinoma of the Pancreas",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Adenocarcinoma of the Pancreas"
      ],
      "interventions": [
        {
          "name": "Durvalumab",
          "type": "DRUG"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Baptist Health South Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2018-11-09",
      "completion_date": "2020-07-09",
      "has_results": true,
      "last_update_posted_date": "2023-10-12",
      "last_synced_at": "2026-09-05T07:55:32.888Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03490760"
    },
    {
      "nct_id": "NCT05220397",
      "title": "Janssen Ad26.CoV2.S Vaccine Booster in Kidney Transplant Recipients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Kidney Transplant Recipient"
      ],
      "interventions": [
        {
          "name": "Janssen Ad26.CoV2.S Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Reduction in Immunosuppression Medication",
          "type": "OTHER"
        },
        {
          "name": "Maintenance in Immunosuppression Medication",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Mark Stegall",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 468,
      "start_date": "2022-04-11",
      "completion_date": "2025-02-28",
      "has_results": true,
      "last_update_posted_date": "2025-09-15",
      "last_synced_at": "2026-09-05T07:55:32.888Z",
      "location_count": 3,
      "location_summary": "Phoenix, Arizona • Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05220397"
    },
    {
      "nct_id": "NCT04889209",
      "title": "Delayed Heterologous SARS-CoV-2 Vaccine Dosing (Boost) After Receipt of EUA Vaccines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Ad26.COV2.S",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BNT162b2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273.211",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273.222",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 rS/M1",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 867,
      "start_date": "2021-05-28",
      "completion_date": "2023-06-16",
      "has_results": true,
      "last_update_posted_date": "2025-04-20",
      "last_synced_at": "2026-09-05T07:55:32.888Z",
      "location_count": 10,
      "location_summary": "Decatur, Georgia • Baltimore, Maryland • New York, New York + 6 more",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04889209"
    },
    {
      "nct_id": "NCT02994108",
      "title": "txt2protect: Using Text Messaging to Increase HPV Vaccination Among Young Sexual Minority Men",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Human Papillomavirus"
      ],
      "interventions": [
        {
          "name": "txt2protect",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sexual Health Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "MALE",
        "summary": "18 Years to 25 Years · Male only"
      },
      "enrollment_count": 150,
      "start_date": "2018-01-03",
      "completion_date": "2019-06-30",
      "has_results": true,
      "last_update_posted_date": "2020-07-20",
      "last_synced_at": "2026-09-05T07:55:32.888Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02994108"
    },
    {
      "nct_id": "NCT04794387",
      "title": "The Lymphoma and Leukemia Society Amended COVID-19 Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "Amended LLS COVID-19 Registry",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Blood Cancer United",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2021-08-27",
      "completion_date": "2022-12-13",
      "has_results": false,
      "last_update_posted_date": "2023-03-02",
      "last_synced_at": "2026-09-05T07:55:32.888Z",
      "location_count": 1,
      "location_summary": "Rye Brook, New York",
      "locations": [
        {
          "city": "Rye Brook",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04794387"
    },
    {
      "nct_id": "NCT03548558",
      "title": "Testing Means to Scale Early Childhood Development Interventions in Rural Kenya",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Early Child Development"
      ],
      "interventions": [
        {
          "name": "Group sessions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Group+Home sessions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Booster sessions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fathers invited",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 1152,
      "start_date": "2018-10-01",
      "completion_date": "2021-10-15",
      "has_results": true,
      "last_update_posted_date": "2023-10-13",
      "last_synced_at": "2026-09-05T07:55:32.888Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03548558"
    },
    {
      "nct_id": "NCT05422326",
      "title": "A Study to Evaluate Safety and Immunogenicity of One or Two Booster Vaccinations With H5N6 Influenza Vaccine in Adults Primed With H5N1 Influenza Vaccine or Unprimed",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza, Human",
        "Influenza in Birds",
        "Respiratory Tract Infections",
        "Infections",
        "Orthomyxoviridae Infections",
        "RNA Virus Infections",
        "Virus Diseases",
        "Respiratory Tract Diseases"
      ],
      "interventions": [
        {
          "name": "aH5N6c on Day 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "aH5N6c on Day 22",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo on Day 22",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Seqirus",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 260,
      "start_date": "2022-07-18",
      "completion_date": "2023-03-24",
      "has_results": true,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-09-05T07:55:32.888Z",
      "location_count": 18,
      "location_summary": "Huntsville, Alabama • Tempe, Arizona • San Diego, California + 14 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Milford",
          "state": "Connecticut"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05422326"
    }
  ]
}