{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Moderna+Booster+Vaccine&page=2",
    "query": {
      "intervention": "Moderna Booster Vaccine",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 27,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Moderna+Booster+Vaccine&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Moderna+Booster+Vaccine&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T00:37:55.313Z",
  "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": "NCT04878211",
      "title": "A Open-label Study to Assess Response to COVID-19 Vaccine in Multiple Sclerosis Participants Treated With Ofatumumab",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Relapsing Multiple Sclerosis (RMS)"
      ],
      "interventions": [
        {
          "name": "Ofatumumab",
          "type": "DRUG"
        },
        {
          "name": "mRNA COVID-19 vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "interferon or glatiramer acetate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 24,
      "start_date": "2021-06-10",
      "completion_date": "2023-04-14",
      "has_results": true,
      "last_update_posted_date": "2025-05-16",
      "last_synced_at": "2026-10-02T00:37:55.313Z",
      "location_count": 7,
      "location_summary": "Phoenix, Arizona • Hollywood, Florida • Wellesley, Massachusetts + 4 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Wellesley",
          "state": "Massachusetts"
        },
        {
          "city": "Plymouth",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04878211"
    },
    {
      "nct_id": "NCT05367908",
      "title": "A Study to Determine Antibody Levels After Receiving COVID-19 Boosters of Any Kind",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "SARS-CoV-2"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "ModernaTX, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1501,
      "start_date": "2022-04-11",
      "completion_date": "2022-08-14",
      "has_results": false,
      "last_update_posted_date": "2022-10-13",
      "last_synced_at": "2026-10-02T00:37:55.313Z",
      "location_count": 1,
      "location_summary": "San Mateo, California",
      "locations": [
        {
          "city": "San Mateo",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05367908"
    },
    {
      "nct_id": "NCT05268185",
      "title": "The BOOSTED (Booster Options Or Switching Tested for Effectiveness and Downsides Study) Trial (COVID-19)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19",
        "Vaccine Reaction",
        "COVID-19 Pandemic"
      ],
      "interventions": [
        {
          "name": "Moderna Booster Vaccine",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pfizer Booster Vaccine",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 301,
      "start_date": "2022-01-18",
      "completion_date": "2023-01-18",
      "has_results": false,
      "last_update_posted_date": "2023-02-03",
      "last_synced_at": "2026-10-02T00:37:55.313Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05268185"
    },
    {
      "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": "2026-10-02T00:37:55.313Z",
      "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": "NCT04649151",
      "title": "A Study to Evaluate the Safety, Reactogenicity, and Effectiveness of mRNA-1273 Vaccine in Adolescents 12 to <18 Years Old to Prevent COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "SARS-CoV-2"
      ],
      "interventions": [
        {
          "name": "mRNA-1273",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273.222",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "ModernaTX, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 4328,
      "start_date": "2020-12-09",
      "completion_date": "2024-06-14",
      "has_results": true,
      "last_update_posted_date": "2025-09-15",
      "last_synced_at": "2026-10-02T00:37:55.313Z",
      "location_count": 48,
      "location_summary": "Banning, California • La Mesa, California • Lake Worth, Florida + 41 more",
      "locations": [
        {
          "city": "Banning",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "Lake Worth",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Chamblee",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04649151"
    },
    {
      "nct_id": "NCT04927065",
      "title": "A Study to Evaluate the Immunogenicity and Safety of mRNA Vaccine Boosters for SARS-CoV-2 (COVID-19) Variants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "SARS-CoV-2"
      ],
      "interventions": [
        {
          "name": "mRNA-1273.211",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273.617.2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273.213",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273.529",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273.214",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273.222",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273.815",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273.231",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "ModernaTX, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5161,
      "start_date": "2021-05-28",
      "completion_date": "2023-11-17",
      "has_results": true,
      "last_update_posted_date": "2025-02-28",
      "last_synced_at": "2026-10-02T00:37:55.313Z",
      "location_count": 23,
      "location_summary": "Sacramento, California • Hollywood, Florida • Jacksonville, Florida + 18 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Savannah",
          "state": "Georgia"
        },
        {
          "city": "Sioux City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04927065"
    },
    {
      "nct_id": "NCT05543993",
      "title": "COVID Booster in Pregnancy and Lactation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Bivalent COVID-19 Booster",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "13 Years to 55 Years · Female only"
      },
      "enrollment_count": 150,
      "start_date": "2022-09-29",
      "completion_date": "2024-06-10",
      "has_results": false,
      "last_update_posted_date": "2025-12-02",
      "last_synced_at": "2026-10-02T00:37:55.313Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05543993"
    },
    {
      "nct_id": "NCT05392075",
      "title": "COVID-19 Breakthrough Infection in Fully Vaccinated People and in People Who Received a Booster Dose",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19 Pneumonia",
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Pfizer COVID-19 mRNA vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Moderna COVID-19 mRNA vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Methodist Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 100,
      "start_date": "2023-03-15",
      "completion_date": "2023-08-17",
      "has_results": false,
      "last_update_posted_date": "2026-03-24",
      "last_synced_at": "2026-10-02T00:37:55.313Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05392075"
    },
    {
      "nct_id": "NCT04847050",
      "title": "A Trial of the Safety and Immunogenicity of the COVID-19 Vaccine (mRNA-1273) in Participants With Hematologic Malignancies and Various Regimens of Immunosuppression, and in Participants With Solid Tumors on PD1/PDL1 Inhibitor Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Solid Tumor Malignancy",
        "Hematologic Malignancy",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma"
      ],
      "interventions": [
        {
          "name": "Messenger ribonucleic acid (mRNA)-1273 Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Messenger ribonucleic acid (mRNA)-1273 Vaccine Booster",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ECG",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Antibiotics",
          "type": "OTHER"
        },
        {
          "name": "Anti-viral agents",
          "type": "OTHER"
        },
        {
          "name": "Anti-fungal agent",
          "type": "OTHER"
        },
        {
          "name": "Anti-emetics",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DIAGNOSTIC_TEST",
        "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": 19,
      "start_date": "2021-04-28",
      "completion_date": "2023-05-25",
      "has_results": true,
      "last_update_posted_date": "2024-08-27",
      "last_synced_at": "2026-10-02T00:37:55.313Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04847050"
    },
    {
      "nct_id": "NCT04977479",
      "title": "The Safety of Administering a Second Dose of a COVID-19 mRNA Vaccine in Individuals Who Experienced a Systemic Allergic Reaction to an Initial Dose",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Systemic Allergic Reaction"
      ],
      "interventions": [
        {
          "name": "Pfizer-BioNTech COVID-19 Vaccine (Comirnaty)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Pfizer-BioNTech COVID-19 Vaccine, Bivalent",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "16 Years to 69 Years"
      },
      "enrollment_count": 20,
      "start_date": "2021-09-08",
      "completion_date": "2023-02-22",
      "has_results": true,
      "last_update_posted_date": "2023-10-16",
      "last_synced_at": "2026-10-02T00:37:55.313Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04977479"
    }
  ]
}