{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Randomized+booster&page=4",
    "query": {
      "intervention": "Randomized booster",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 246,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Randomized+booster&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Randomized+booster&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T03:12:59.709Z",
  "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": "NCT06758414",
      "title": "CBT-CP for Veterans With SMI",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain",
        "Schizophrenia",
        "Psychotic Disorders",
        "Bipolar Disorder",
        "Affective Disorders, Psychotic"
      ],
      "interventions": [
        {
          "name": "Cognitive Behavioral Therapy for Chronic Pain (CBT-CP)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health & Wellness (H&W)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 190,
      "start_date": "2026-02-01",
      "completion_date": "2029-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-09",
      "last_synced_at": "2026-10-22T03:12:59.709Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06758414"
    },
    {
      "nct_id": "NCT04713553",
      "title": "A Phase 3 Study to Evaluate the Safety, Tolerability, and Immunogenicity of Multiple Production Lots and Dose Levels of BNT162b2 RNA-Based COVID-19 Vaccines Against COVID-19 in Healthy Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "SARS-CoV-2 Infection",
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "BNT162b2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BNT162b2.B.1.351",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "BioNTech SE",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "12 Years to 50 Years"
      },
      "enrollment_count": 1574,
      "start_date": "2021-02-15",
      "completion_date": "2021-07-22",
      "has_results": true,
      "last_update_posted_date": "2022-12-22",
      "last_synced_at": "2026-10-22T03:12:59.709Z",
      "location_count": 17,
      "location_summary": "Oakland, California • Milford, Connecticut • Hialeah, Florida + 13 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Milford",
          "state": "Connecticut"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04713553"
    },
    {
      "nct_id": "NCT04668339",
      "title": "A Trial Evaluating the Safety and Effects of an RNA Vaccine ARCT-021 in Healthy Adults",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Covid19",
        "SARS-CoV Infection",
        "Corona Virus Infection"
      ],
      "interventions": [
        {
          "name": "ARCT-021 single dose priming",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ARCT-021 two lower dose priming",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ARCT-021 two higher dose priming",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo (two doses), priming",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Randomized booster",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo booster",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Arcturus Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 581,
      "start_date": "2021-01-07",
      "completion_date": "2022-03-01",
      "has_results": true,
      "last_update_posted_date": "2025-05-15",
      "last_synced_at": "2026-10-22T03:12:59.709Z",
      "location_count": 12,
      "location_summary": "Chandler, Arizona • Tucson, Arizona • San Diego, California + 9 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Melbourne",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04668339"
    },
    {
      "nct_id": "NCT02564341",
      "title": "Targeting Effective Analgesia in Clinics for HIV - Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Infection",
        "Pain",
        "Drug Dependence"
      ],
      "interventions": [
        {
          "name": "Collaboration with an IT enabled nurse care manager",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Education and academic detailing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Facilitated access to a specialist in addictions",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 41,
      "start_date": "2015-09",
      "completion_date": "2018-11",
      "has_results": false,
      "last_update_posted_date": "2018-11-20",
      "last_synced_at": "2026-10-22T03:12:59.709Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia • Boston, Massachusetts",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02564341"
    },
    {
      "nct_id": "NCT04611802",
      "title": "A Study to Evaluate the Efficacy, Immune Response, and Safety of a COVID-19 Vaccine in Adults ≥ 18 Years With a Pediatric Expansion in Adolescents (12 to<18 Years) at Risk for SARS-CoV-2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "SARS-CoV Infection",
        "Covid19"
      ],
      "interventions": [
        {
          "name": "SARS-CoV-2 rS/Matrix-M1 Adjuvant (Initial Vaccination Period)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo (Initial Vaccination Period)",
          "type": "OTHER"
        },
        {
          "name": "SARS-CoV-2 rS/Matrix-M1 Adjuvant (Crossover Vaccination period)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo (Crossover Vaccination period)",
          "type": "OTHER"
        },
        {
          "name": "SARS-CoV-2 rS/Matrix-M1 Adjuvant (Booster Vaccination)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 rS/Matrix-M1 Adjuvant (Second Booster Vaccination)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Novavax",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 33000,
      "start_date": "2020-12-27",
      "completion_date": "2023-12-15",
      "has_results": false,
      "last_update_posted_date": "2023-12-21",
      "last_synced_at": "2026-10-22T03:12:59.709Z",
      "location_count": 144,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Tempe, Arizona + 110 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04611802"
    },
    {
      "nct_id": "NCT06065176",
      "title": "The Efficacy of the 2023-2024 Updated COVID-19 Vaccines Against COVID-19 Infection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "COVID-19",
        "Vaccine-Preventable Diseases",
        "SARS CoV 2 Infection",
        "Upper Respiratory Tract Infection",
        "Upper Respiratory Disease"
      ],
      "interventions": [
        {
          "name": "Novavax COVID-19 vaccine (2023-2024 formula XBB containing)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pfizer COVID-19 mRNA vaccine (2023-2024 formula XBB containing)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sarang K. Yoon, DO, MOH",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1188,
      "start_date": "2023-11-22",
      "completion_date": "2024-09-09",
      "has_results": true,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-10-22T03:12:59.709Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06065176"
    },
    {
      "nct_id": "NCT02115126",
      "title": "Phase II Trial to Evaluate an EBV-derived Dendritic Cell Vaccine in Autologous Stem Cell Transplant",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hodgkin Lymphoma",
        "Non-Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "LMP2A-loaded conventional DC vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "DUK-CPG-001",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "David Rizzieri, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2016-12",
      "completion_date": "2025-01",
      "has_results": false,
      "last_update_posted_date": "2016-11-01",
      "last_synced_at": "2026-10-22T03:12:59.709Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02115126"
    },
    {
      "nct_id": "NCT00089063",
      "title": "Vaccine Therapy With or Without Sargramostim in Treating Patients Who Have Undergone Surgery for Melanoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ciliary Body and Choroid Melanoma, Medium/Large Size",
        "Extraocular Extension Melanoma",
        "Iris Melanoma",
        "Stage IIB Melanoma",
        "Stage IIC Melanoma",
        "Stage IIIA Melanoma",
        "Stage IIIB Melanoma",
        "Stage IIIC Melanoma",
        "Stage IV Melanoma"
      ],
      "interventions": [
        {
          "name": "tyrosinase peptide",
          "type": "BIOLOGICAL"
        },
        {
          "name": "gp100 antigen",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MART-1 antigen",
          "type": "BIOLOGICAL"
        },
        {
          "name": "incomplete Freund's adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Montanide ISA 51 VG",
          "type": "DRUG"
        },
        {
          "name": "sargramostim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2004-06",
      "completion_date": "2007-06",
      "has_results": false,
      "last_update_posted_date": "2015-04-15",
      "last_synced_at": "2026-10-22T03:12:59.709Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00089063"
    },
    {
      "nct_id": "NCT00263692",
      "title": "Comparison of GSK Biologicals' DTaP-IPV Candidate Vaccine to DTaP and IPV Separately Administered Vaccines in Terms of Immune Response and Safety",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Diphtheria",
        "Acellular Pertussis",
        "Tetanus"
      ],
      "interventions": [
        {
          "name": "Prophylaxis: Diphtheria, tetanus, pertussis, poliovirus type 1, type 2 and type 3",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "4 Years to 6 Years"
      },
      "enrollment_count": 401,
      "start_date": "2002-11",
      "completion_date": "2004-09",
      "has_results": false,
      "last_update_posted_date": "2016-09-15",
      "last_synced_at": "2026-10-22T03:12:59.709Z",
      "location_count": 15,
      "location_summary": "Jonesboro, Arkansas • Fountain Valley, California • Oakland, California + 12 more",
      "locations": [
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Marietta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00263692"
    },
    {
      "nct_id": "NCT04368728",
      "title": "Study to Describe the Safety, Tolerability, Immunogenicity, and Efficacy of RNA Vaccine Candidates Against COVID-19 in Healthy Individuals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "SARS-CoV-2 Infection",
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "BNT162b1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BNT162b2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "BNT162b2SA",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "BioNTech SE",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 46969,
      "start_date": "2020-04-29",
      "completion_date": "2023-02-10",
      "has_results": true,
      "last_update_posted_date": "2026-03-25",
      "last_synced_at": "2026-10-22T03:12:59.709Z",
      "location_count": 154,
      "location_summary": "Athens, Alabama • Birmingham, Alabama • Huntsville, Alabama + 106 more",
      "locations": [
        {
          "city": "Athens",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04368728"
    }
  ]
}