{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Janssen+Ad26.CoV2.S+Vaccine",
    "query": {
      "intervention": "Janssen Ad26.CoV2.S Vaccine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T02:36:35.222Z",
  "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": "NCT05000216",
      "title": "COVID-19 Booster Vaccine in Autoimmune Disease Non-Responders",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rheumatoid Arthritis (RA)",
        "Systemic Lupus Erythematosus (SLE)",
        "Pemphigus Vulgaris",
        "Multiple Sclerosis (MS)",
        "Systemic Sclerosis (SSc)",
        "Pediatric SLE",
        "Juvenile Idiopathic Arthritis (JIA)",
        "Juvenile Dermatomyositis (JDM)",
        "Pediatric-Onset Multiple Sclerosis (POMS)"
      ],
      "interventions": [
        {
          "name": "Moderna mRNA-1273",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BNT162b2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ad26.COV2.S",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Continue IS (MMF or MPA)",
          "type": "DRUG"
        },
        {
          "name": "Continue IS (MTX)",
          "type": "DRUG"
        },
        {
          "name": "Continue IS (B cell depletion therapy)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Monovalent [B.1.351] CoV2 preS dTM-AS03",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Withhold IS (MMF or MPA)",
          "type": "DRUG"
        },
        {
          "name": "Withhold IS (MTX)",
          "type": "DRUG"
        },
        {
          "name": "Withhold IS (B cell depletion therapy)",
          "type": "DRUG"
        },
        {
          "name": "Moderna mRNA-1273, Bivalent",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BNT162b2, Bivalent",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 258,
      "start_date": "2021-08-13",
      "completion_date": "2024-03-28",
      "has_results": true,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-10-02T02:36:35.222Z",
      "location_count": 29,
      "location_summary": "Los Angeles, California • New Haven, Connecticut • Atlanta, Georgia + 18 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05000216"
    },
    {
      "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": "2026-10-02T02:36:35.222Z",
      "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": "NCT04834869",
      "title": "COVID-19 Vaccines Safety Tracking (CoVaST)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Adverse Reaction to Vaccine",
        "COVID19 Vaccine"
      ],
      "interventions": [
        {
          "name": "BNT162b2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273",
          "type": "BIOLOGICAL"
        },
        {
          "name": "AZD1222",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CoronaVac",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Sinopharm",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Gam-COVID-Vac",
          "type": "BIOLOGICAL"
        },
        {
          "name": "JNJ-78436735",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CVnCoV",
          "type": "BIOLOGICAL"
        },
        {
          "name": "NVX-CoV2373",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BBV152",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Masaryk University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30000,
      "start_date": "2021-04-01",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-04-06",
      "last_synced_at": "2026-10-02T02:36:35.222Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04834869"
    },
    {
      "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": "2026-10-02T02:36:35.222Z",
      "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": "NCT04930055",
      "title": "Immune Responses in Oncology Patients to Novel Coronavirus Vaccines (IROC)",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "COVID-19 Vaccination",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2206,
      "start_date": "2021-06-30",
      "completion_date": "2022-03-08",
      "has_results": false,
      "last_update_posted_date": "2023-05-19",
      "last_synced_at": "2026-10-02T02:36:35.222Z",
      "location_count": 2,
      "location_summary": "Carmel, Indiana • Indianapolis, Indiana",
      "locations": [
        {
          "city": "Carmel",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04930055"
    }
  ]
}