{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?page=18&sponsor=Pfizer",
    "query": {
      "sponsor": "Pfizer",
      "page": 18
    },
    "page_size": 10
  },
  "pagination": {
    "page": 18,
    "page_size": 10,
    "total_count": 3276,
    "total_pages": 328,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?page=19&sponsor=Pfizer&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?page=17&sponsor=Pfizer&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-27T18:07:24.358Z",
  "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": "NCT01976169",
      "title": "Phase 1b Study of PD-0332991 in Combination With T-DM1(Trastuzumab-DM1)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Breast Cancer"
      ],
      "interventions": [
        {
          "name": "PD-0332991 and T-DM1",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 29,
      "start_date": "2014-01-24",
      "completion_date": "2021-05-19",
      "has_results": false,
      "last_update_posted_date": "2022-02-08",
      "last_synced_at": "2026-10-27T18:07:24.358Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01976169"
    },
    {
      "nct_id": "NCT01256151",
      "title": "Pharmacokinetics Of Alprazolam Sublingual Tablet Versus Conventional Tablet",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Anxiety Disorder"
      ],
      "interventions": [
        {
          "name": "Alprazolam tablet",
          "type": "DRUG"
        },
        {
          "name": "Alprazolam sublingual",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 28,
      "start_date": "2011-01",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2021-01-28",
      "last_synced_at": "2026-10-27T18:07:24.358Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01256151"
    },
    {
      "nct_id": "NCT02603432",
      "title": "A Study Of Avelumab In Patients With Locally Advanced Or Metastatic Urothelial Cancer (JAVELIN Bladder 100)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Urothelial Cancer"
      ],
      "interventions": [
        {
          "name": "Avelumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Best Supportive Care",
          "type": "OTHER"
        },
        {
          "name": "Following the planned interim analysis for this study: Avelumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 700,
      "start_date": "2016-04-25",
      "completion_date": "2023-03-28",
      "has_results": true,
      "last_update_posted_date": "2024-03-27",
      "last_synced_at": "2026-10-27T18:07:24.358Z",
      "location_count": 19,
      "location_summary": "Aurora, Colorado • New Haven, Connecticut • Boston, Massachusetts + 4 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02603432"
    },
    {
      "nct_id": "NCT04440163",
      "title": "MenABCWY Noninferiority Study in Healthy Participants ≥10 to <26 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Meningococcal Vaccine"
      ],
      "interventions": [
        {
          "name": "MenABCWY",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Saline",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Trumenba",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MenACWY-CRM",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "10 Years to 25 Years"
      },
      "enrollment_count": 2431,
      "start_date": "2020-06-17",
      "completion_date": "2022-07-24",
      "has_results": true,
      "last_update_posted_date": "2023-04-18",
      "last_synced_at": "2026-10-27T18:07:24.358Z",
      "location_count": 61,
      "location_summary": "Birmingham, Alabama • Tempe, Arizona • Banning, California + 49 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Banning",
          "state": "California"
        },
        {
          "city": "Madera",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04440163"
    },
    {
      "nct_id": "NCT00402987",
      "title": "Testing The Effectiveness Of Celecoxib In Patients With Painful Sore Throat",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pharyngitis"
      ],
      "interventions": [
        {
          "name": "celecoxib",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "18 Years to 18 Years"
      },
      "enrollment_count": 269,
      "start_date": "2006-12-04",
      "completion_date": "2007-11-15",
      "has_results": true,
      "last_update_posted_date": "2021-03-03",
      "last_synced_at": "2026-10-27T18:07:24.358Z",
      "location_count": 1,
      "location_summary": "Storrs, Connecticut",
      "locations": [
        {
          "city": "Storrs",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00402987"
    },
    {
      "nct_id": "NCT00401375",
      "title": "Study of Intravenous (IV) Methylnaltrexone Bromide (MNTX) in the Treatment of Post-Operative Ileus (POI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Post-Operative Ileus (POI)"
      ],
      "interventions": [
        {
          "name": "Methylnaltrexone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch Health Americas, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 524,
      "start_date": "2006-10-31",
      "completion_date": "2008-02-29",
      "has_results": true,
      "last_update_posted_date": "2019-09-04",
      "last_synced_at": "2026-10-27T18:07:24.358Z",
      "location_count": 1,
      "location_summary": "Tarrytown, New York",
      "locations": [
        {
          "city": "Tarrytown",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00401375"
    },
    {
      "nct_id": "NCT07069309",
      "title": "A Study to Learn About COVID-19 RNA-Based Variant-Adapted Vaccine Candidate(s) Against SARS-CoV-2 in Participants Ages 12 Through 64 Years Considered at Higher Risk of Severe COVID-19, and Participants Ages ≥65 Years",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "COVID-19",
        "SARS-COV-2 Infection"
      ],
      "interventions": [
        {
          "name": "BNT162b2 (2025/2026 recommended SARS-CoV-2 strain)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "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": 774,
      "start_date": "2025-07-08",
      "completion_date": "2026-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-10-27T18:07:24.358Z",
      "location_count": 19,
      "location_summary": "Walnut Creek, California • Milford, Connecticut • Washington D.C., District of Columbia + 13 more",
      "locations": [
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Milford",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07069309"
    },
    {
      "nct_id": "NCT02637193",
      "title": "A Study to Assess The Effects Of Effexor XR On Cardiac Repolarization In Healthy Adult Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Subjects"
      ],
      "interventions": [
        {
          "name": "Venlafaxine",
          "type": "DRUG"
        },
        {
          "name": "Moxifloxacin",
          "type": "DRUG"
        },
        {
          "name": "Drug - placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 54,
      "start_date": "2015-12",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2021-01-27",
      "last_synced_at": "2026-10-27T18:07:24.358Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02637193"
    },
    {
      "nct_id": "NCT05349864",
      "title": "A Study to Understand the Effect of Low-Fat and High-Fat Meals on the Medicine Called PF-07284890 in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Participants"
      ],
      "interventions": [
        {
          "name": "PF-07284890 Treatment A",
          "type": "DRUG"
        },
        {
          "name": "PF-07284890 Treatment B",
          "type": "DRUG"
        },
        {
          "name": "PF-07284890 Treatment C",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 12,
      "start_date": "2022-06-17",
      "completion_date": "2022-09-16",
      "has_results": true,
      "last_update_posted_date": "2024-03-15",
      "last_synced_at": "2026-10-27T18:07:24.358Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05349864"
    },
    {
      "nct_id": "NCT00006399",
      "title": "Effects of Estrogen on Memory in Post-Menopausal Women and Patients With Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "Donepezil",
          "type": "DRUG"
        },
        {
          "name": "Estrogen",
          "type": "DRUG"
        },
        {
          "name": "Progesterone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Center for Research Resources (NCRR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "85 Years",
        "sex": "FEMALE",
        "summary": "45 Years to 85 Years · Female only"
      },
      "enrollment_count": 45,
      "start_date": "1999-09",
      "completion_date": "2004-03",
      "has_results": false,
      "last_update_posted_date": "2009-01-15",
      "last_synced_at": "2026-10-27T18:07:24.358Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006399"
    }
  ]
}