{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=acetominophen&page=37",
    "query": {
      "intervention": "acetominophen",
      "page": 37
    },
    "page_size": 10
  },
  "pagination": {
    "page": 37,
    "page_size": 10,
    "total_count": 947,
    "total_pages": 95,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=acetominophen&page=38&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=acetominophen&page=36&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T18:36:35.075Z",
  "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": "NCT00315887",
      "title": "The Safety and Efficacy of the Buprenorphine Transdermal Delivery System in Subjects With Chronic Back Pain.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Low Back Pain"
      ],
      "interventions": [
        {
          "name": "Buprenorphine transdermal delivery system",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Purdue Pharma LP",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 250,
      "start_date": "1999-04",
      "completion_date": "1999-10",
      "has_results": false,
      "last_update_posted_date": "2006-05-03",
      "last_synced_at": "2026-10-30T18:36:35.075Z",
      "location_count": 22,
      "location_summary": "Huntsville, Alabama • Phoenix, Arizona • Waterbury, Connecticut + 19 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Waterbury",
          "state": "Connecticut"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00315887"
    },
    {
      "nct_id": "NCT00186628",
      "title": "Phase 2 Trial of Prophylactic Rituximab Therapy for Prevention of CGVHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia, Mast-Cell",
        "Mantle-cell Lymphoma"
      ],
      "interventions": [
        {
          "name": "Total lymphoid irradiation",
          "type": "PROCEDURE"
        },
        {
          "name": "Rituximab",
          "type": "DRUG"
        },
        {
          "name": "Anti-thymoglobulin, rabbit (ATG, rabbit ATG)",
          "type": "DRUG"
        },
        {
          "name": "Cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "Mycophenylate mofetil",
          "type": "DRUG"
        },
        {
          "name": "Filgrastim",
          "type": "DRUG"
        },
        {
          "name": "Granisetron",
          "type": "DRUG"
        },
        {
          "name": "Solumedrol",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine",
          "type": "DRUG"
        },
        {
          "name": "Hydrocortisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "76 Years",
        "sex": "ALL",
        "summary": "18 Years to 76 Years"
      },
      "enrollment_count": 36,
      "start_date": "2005-06",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2017-11-28",
      "last_synced_at": "2026-10-30T18:36:35.075Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00186628"
    },
    {
      "nct_id": "NCT01974609",
      "title": "Narcotic vs. Non-narcotic Pain Study Protocol",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Carpal Tunnel"
      ],
      "interventions": [
        {
          "name": "Narcotic",
          "type": "DRUG"
        },
        {
          "name": "non-narcotic",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Horizon Health Network",
      "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": 347,
      "start_date": "2016-03",
      "completion_date": "2022-02-24",
      "has_results": false,
      "last_update_posted_date": "2022-03-11",
      "last_synced_at": "2026-10-30T18:36:35.075Z",
      "location_count": 3,
      "location_summary": "Philadelphia, Pennsylvania • Sioux Falls, South Dakota • Roanoke, Virginia",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Sioux Falls",
          "state": "South Dakota"
        },
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01974609"
    },
    {
      "nct_id": "NCT02069184",
      "title": "IV Acetaminophen for Acute Post Operative Pain in C-Section Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Post-operative Pain"
      ],
      "interventions": [
        {
          "name": "IV Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Saline as placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Montefiore Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 66,
      "start_date": "2013-11",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2019-08-22",
      "last_synced_at": "2026-10-30T18:36:35.075Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02069184"
    },
    {
      "nct_id": "NCT07766837",
      "title": "Postoperative Tizanidine Use in Pelvic Reconstructive Surgery: A Pilot Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Post Operative",
        "Post Operative Analgesia",
        "Urogynecologic Surgery"
      ],
      "interventions": [
        {
          "name": "Tizanidine",
          "type": "DRUG"
        },
        {
          "name": "Standard-of-Care Therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Hartford Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 89 Years · Female only"
      },
      "enrollment_count": 186,
      "start_date": "2026-08-21",
      "completion_date": "2028-07-29",
      "has_results": false,
      "last_update_posted_date": "2026-09-21",
      "last_synced_at": "2026-10-30T18:36:35.075Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07766837"
    },
    {
      "nct_id": "NCT03493945",
      "title": "Phase I/II Study of Immunotherapy Combination BN-Brachyury Vaccine, M7824, N-803 and Epacadostat (QuEST1)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Castration-resistant Prostate Cancer",
        "Prostate Cancer",
        "Prostate Neoplasm",
        "Advanced Solid Tumor",
        "Solid Tumor",
        "Non-metastatic Castration-resistant Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "M7824",
          "type": "BIOLOGICAL"
        },
        {
          "name": "N-803",
          "type": "DRUG"
        },
        {
          "name": "MVA-BN-Brachyury",
          "type": "BIOLOGICAL"
        },
        {
          "name": "FPV-Brachyury",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Epacadostat",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Naproxen",
          "type": "DRUG"
        },
        {
          "name": "Benadryl",
          "type": "OTHER"
        },
        {
          "name": "EKG",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bone scan",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "CT chest, abdomen and pelvis",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "MRI",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 59,
      "start_date": "2018-05-01",
      "completion_date": "2024-10-08",
      "has_results": true,
      "last_update_posted_date": "2025-09-30",
      "last_synced_at": "2026-10-30T18:36:35.075Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03493945"
    },
    {
      "nct_id": "NCT06019728",
      "title": "A Prospective Study to Investigate Safety and Tolerability of Shorter Infusion of Fabrazyme",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Fabry's Disease"
      ],
      "interventions": [
        {
          "name": "AGALSIDASE BETA (GZ419828)",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Montelukast",
          "type": "DRUG"
        },
        {
          "name": "Loratadine",
          "type": "DRUG"
        },
        {
          "name": "Cetirizine",
          "type": "DRUG"
        },
        {
          "name": "Fexofenadine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "2 Years to 65 Years"
      },
      "enrollment_count": 8,
      "start_date": "2023-11-10",
      "completion_date": "2024-10-25",
      "has_results": true,
      "last_update_posted_date": "2025-10-21",
      "last_synced_at": "2026-10-30T18:36:35.075Z",
      "location_count": 5,
      "location_summary": "Santa Monica, California • Atlanta, Georgia • Grand Rapids, Michigan + 2 more",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Fairfax",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06019728"
    },
    {
      "nct_id": "NCT03061734",
      "title": "Low-Dose Naltrexone and Acetaminophen Combination and Its Components in the Acute Treatment of Migraine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Migraine With or Without Aura"
      ],
      "interventions": [
        {
          "name": "Naltrexone and Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone and Acetaminophen-High Dose",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone Alone (regular dose)",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen Alone",
          "type": "DRUG"
        },
        {
          "name": "Matching Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Allodynic Therapeutics, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 92,
      "start_date": "2017-02-18",
      "completion_date": "2018-02-08",
      "has_results": false,
      "last_update_posted_date": "2021-04-14",
      "last_synced_at": "2026-10-30T18:36:35.075Z",
      "location_count": 1,
      "location_summary": "North Miami, Florida",
      "locations": [
        {
          "city": "North Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03061734"
    },
    {
      "nct_id": "NCT03867539",
      "title": "Exparel and Education to Avoid Opioids After Carpal Tunnel Release",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Carpal Tunnel Syndrome"
      ],
      "interventions": [
        {
          "name": "Differing pain management strategy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kettering Health Network",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 64,
      "start_date": "2019-02-15",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-08",
      "last_synced_at": "2026-10-30T18:36:35.075Z",
      "location_count": 2,
      "location_summary": "Dayton, Ohio",
      "locations": [
        {
          "city": "Dayton",
          "state": "Ohio"
        },
        {
          "city": "Dayton",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03867539"
    },
    {
      "nct_id": "NCT00484744",
      "title": "Acetaminophen Versus Ibuprofen for the Control of Immediate and Delayed Pain Following Orthodontic Separator Placement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Orthodontic Pain"
      ],
      "interventions": [
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Avicel (placebo)",
          "type": "DRUG"
        },
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Missouri, Kansas City",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "9 Years to 17 Years"
      },
      "enrollment_count": 35,
      "start_date": "2007-06",
      "completion_date": "2008-01",
      "has_results": false,
      "last_update_posted_date": "2020-08-20",
      "last_synced_at": "2026-10-30T18:36:35.075Z",
      "location_count": 2,
      "location_summary": "Lee's Summit, Missouri",
      "locations": [
        {
          "city": "Lee's Summit",
          "state": "Missouri"
        },
        {
          "city": "Lee's Summit",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00484744"
    }
  ]
}