{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ustekinumab+45+mg",
    "query": {
      "intervention": "Ustekinumab 45 mg"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 20,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ustekinumab+45+mg&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T17:39:56.126Z",
  "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": "NCT01009086",
      "title": "A Study of the Safety and Effectiveness of Ustekinumab in Patients With Psoriatic Arthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Arthritis, Psoriatic"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ustekinumab 45 mg",
          "type": "DRUG"
        },
        {
          "name": "Ustekinumab 90 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 615,
      "start_date": "2009-12",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2015-03-03",
      "last_synced_at": "2026-09-30T17:39:56.126Z",
      "location_count": 26,
      "location_summary": "Encinitas, California • La Jolla, California • San Diego, California + 23 more",
      "locations": [
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Trumbull",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01009086"
    },
    {
      "nct_id": "NCT02698475",
      "title": "An Efficacy, Safety, and Pharmacokinetics Study of Subcutaneously Administered Ustekinumab in the Treatment of Moderate to Severe Chronic Plaque Psoriasis in Pediatric Participants Greater Than or Equal to 6 to Less Than 12 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "Ustekinumab 0.75 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "Ustekinumab 45 mg",
          "type": "DRUG"
        },
        {
          "name": "Ustekinumab 90 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "6 Years to 11 Years"
      },
      "enrollment_count": 44,
      "start_date": "2016-05",
      "completion_date": "2020-10",
      "has_results": true,
      "last_update_posted_date": "2021-11-01",
      "last_synced_at": "2026-09-30T17:39:56.126Z",
      "location_count": 7,
      "location_summary": "San Diego, California • Chicago, Illinois • Indianapolis, Indiana + 4 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Arlington",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02698475"
    },
    {
      "nct_id": "NCT01713400",
      "title": "Tacrolimus, Sirolimus and Ustekinumab vs. Tacrolimus and Sirolimus for the Prevention of Acute Graft-Versus-Host Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Graft vs. Host Disease"
      ],
      "interventions": [
        {
          "name": "Ustekinumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus (TAC)",
          "type": "DRUG"
        },
        {
          "name": "Sirolimus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 54,
      "start_date": "2013-02-25",
      "completion_date": "2018-06-14",
      "has_results": true,
      "last_update_posted_date": "2020-03-04",
      "last_synced_at": "2026-09-30T17:39:56.126Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01713400"
    },
    {
      "nct_id": "NCT01999868",
      "title": "Efficacy of Ustekinumab Followed by Abatacept for the Treatment of Psoriasis Vulgaris",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "Ustekinumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Abatacept",
          "type": "BIOLOGICAL"
        },
        {
          "name": "UST Placebo",
          "type": "DRUG"
        },
        {
          "name": "ABA Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 108,
      "start_date": "2014-03-19",
      "completion_date": "2018-03-01",
      "has_results": true,
      "last_update_posted_date": "2019-01-15",
      "last_synced_at": "2026-09-30T17:39:56.126Z",
      "location_count": 8,
      "location_summary": "Los Angeles, California • Chicago, Illinois • New Orleans, Louisiana + 5 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01999868"
    },
    {
      "nct_id": "NCT02826603",
      "title": "Study of Secukinumab Compared to Ustekinumab in Subjects With Plaque Psoriasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Plaque Psoriasis"
      ],
      "interventions": [
        {
          "name": "Secukinumab",
          "type": "DRUG"
        },
        {
          "name": "Ustekinumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1114,
      "start_date": "2016-06-22",
      "completion_date": "2018-07-09",
      "has_results": true,
      "last_update_posted_date": "2019-07-09",
      "last_synced_at": "2026-09-30T17:39:56.126Z",
      "location_count": 123,
      "location_summary": "Anniston, Alabama • Birmingham, Alabama • Mobile, Alabama + 103 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02826603"
    },
    {
      "nct_id": "NCT01077362",
      "title": "A Study of the Safety and Efficacy of Ustekinumab in Patients With Psoriatic Arthritis With and Without Prior Exposure to Anti-TNF Agents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Arthritis, Psoriatic"
      ],
      "interventions": [
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "ustekinumab 45 mg",
          "type": "DRUG"
        },
        {
          "name": "ustekinumab 90 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 312,
      "start_date": "2010-03",
      "completion_date": "2012-11",
      "has_results": true,
      "last_update_posted_date": "2014-02-27",
      "last_synced_at": "2026-09-30T17:39:56.126Z",
      "location_count": 25,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Los Angeles, California + 22 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01077362"
    },
    {
      "nct_id": "NCT02319759",
      "title": "Efficacy and Safety Study of Guselkumab in the Treatment of Participants With Active Psoriatic Arthritis (PsA)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Psoriatic Arthritis"
      ],
      "interventions": [
        {
          "name": "Guselkumab",
          "type": "DRUG"
        },
        {
          "name": "Ustekinumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 149,
      "start_date": "2015-03-27",
      "completion_date": "2017-01-17",
      "has_results": true,
      "last_update_posted_date": "2025-02-04",
      "last_synced_at": "2026-09-30T17:39:56.126Z",
      "location_count": 12,
      "location_summary": "Huntsville, Alabama • Trumbull, Connecticut • Clearwater, Florida + 9 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Trumbull",
          "state": "Connecticut"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Sandy Springs",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02319759"
    },
    {
      "nct_id": "NCT01550744",
      "title": "A Study of Ustekinumab to Evaluate a \"Subject-tailored\" Maintenance Dosing Approach in Subjects With Moderate-to-Severe Plaque Psoriasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "Ustekinumab 45 mg",
          "type": "DRUG"
        },
        {
          "name": "Ustekinumab 90 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Biotech, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 478,
      "start_date": "2012-03",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2017-02-09",
      "last_synced_at": "2026-09-30T17:39:56.126Z",
      "location_count": 40,
      "location_summary": "Birmingham, Alabama • Bakersfield, California • Irvine, California + 37 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01550744"
    },
    {
      "nct_id": "NCT02438787",
      "title": "A Study to Evaluate the Efficacy and Safety of Ustekinumab in the Treatment of Anti-TNF(Alpha) Refractory Participants With Active Radiographic Axial Spondyloarthritis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Axial Spondyloarthritis"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ustekinumab 45 mg",
          "type": "DRUG"
        },
        {
          "name": "Ustekinumab 90 mg",
          "type": "DRUG"
        },
        {
          "name": "Golimumab 50 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 315,
      "start_date": "2015-07-31",
      "completion_date": "2017-08-31",
      "has_results": true,
      "last_update_posted_date": "2025-04-29",
      "last_synced_at": "2026-09-30T17:39:56.126Z",
      "location_count": 19,
      "location_summary": "Glendale, Arizona • Peoria, Arizona • Phoenix, Arizona + 16 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02438787"
    },
    {
      "nct_id": "NCT00267969",
      "title": "A Study of Safety and Effectiveness of Ustekinumab (CNTO 1275) in Patients With Moderate to Severe Plaque-type Psoriasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "ustekinumab",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Centocor Research & Development, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 766,
      "start_date": "2005-12",
      "completion_date": "2011-05",
      "has_results": true,
      "last_update_posted_date": "2013-06-17",
      "last_synced_at": "2026-09-30T17:39:56.126Z",
      "location_count": 28,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • Redwood City, California + 25 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Redwood City",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00267969"
    }
  ]
}