{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=acetaminophen&page=20",
    "query": {
      "intervention": "acetaminophen",
      "page": 20
    },
    "page_size": 10
  },
  "pagination": {
    "page": 20,
    "page_size": 10,
    "total_count": 948,
    "total_pages": 95,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=acetaminophen&page=21&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=acetaminophen&page=19&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T12:24:12.727Z",
  "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": "NCT01451502",
      "title": "Infusion of Cell Populations From Unlicensed Umbilical Cord Blood Units",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lymphatic Diseases",
        "Hematopoietic Malignancy"
      ],
      "interventions": [
        {
          "name": "Umbilical Cord Blood (UCB)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 250,
      "start_date": "2011-10-20",
      "completion_date": "2028-02",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-21T12:24:12.727Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01451502"
    },
    {
      "nct_id": "NCT07840183",
      "title": "Epidural Analgesia Versus Opioid-sparing Analgesia for Open Ventral Hernia Repair With Transversus Abdominis Release",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Ventral Hernia",
        "Ventral Hernia Repair",
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Bupivicaine",
          "type": "DRUG"
        },
        {
          "name": "Fentanyl",
          "type": "DRUG"
        },
        {
          "name": "Thoracic epidural analgesia",
          "type": "DEVICE"
        },
        {
          "name": "Hydromorphone",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Ketorolac",
          "type": "DRUG"
        },
        {
          "name": "magnesium sulfate",
          "type": "DRUG"
        },
        {
          "name": "Tramadol",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "Cyclobenzaprine",
          "type": "DRUG"
        },
        {
          "name": "transversus abdominis plane block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 40,
      "start_date": "2026-09-25",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2026-10-07",
      "last_synced_at": "2026-10-21T12:24:12.727Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07840183"
    },
    {
      "nct_id": "NCT05154682",
      "title": "Pain Management After Surgery",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "OxyCODONE 5 mg Oral Tablet",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen 500Mg Tab",
          "type": "DRUG"
        },
        {
          "name": "Naproxen 500 Mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rothman Institute Orthopaedics",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2021-11-30",
      "completion_date": "2022-11-30",
      "has_results": false,
      "last_update_posted_date": "2021-12-13",
      "last_synced_at": "2026-10-21T12:24:12.727Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05154682"
    },
    {
      "nct_id": "NCT00382083",
      "title": "Premedication to Reduce Discomfort With Screening Mammography",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Breast Pain"
      ],
      "interventions": [
        {
          "name": "1000 mg acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "800 mg ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "1 oz 4% lidocaine gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mountain States Tumor and Medical Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "30 Years and older · Female only"
      },
      "enrollment_count": null,
      "start_date": "2006-03",
      "completion_date": "2006-06",
      "has_results": false,
      "last_update_posted_date": "2006-09-28",
      "last_synced_at": "2026-10-21T12:24:12.727Z",
      "location_count": 1,
      "location_summary": "Boise, Idaho",
      "locations": [
        {
          "city": "Boise",
          "state": "Idaho"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00382083"
    },
    {
      "nct_id": "NCT05974423",
      "title": "Randomized Trial of Narcotic vs Non-Narcotic Pain Modulation After Labrum Repair",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Pain, Acute",
        "Opioid Use",
        "Labral Tear, Glenoid"
      ],
      "interventions": [
        {
          "name": "Tylenol, Ibuprofen, and Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Tylenol and Ibuprofen only",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Cooper Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "15 Years to 25 Years"
      },
      "enrollment_count": 60,
      "start_date": "2022-12-16",
      "completion_date": "2025-12-01",
      "has_results": false,
      "last_update_posted_date": "2023-08-03",
      "last_synced_at": "2026-10-21T12:24:12.727Z",
      "location_count": 1,
      "location_summary": "Camden, New Jersey",
      "locations": [
        {
          "city": "Camden",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05974423"
    },
    {
      "nct_id": "NCT04291508",
      "title": "Acetaminophen and Ascorbate in Sepsis: Targeted Therapy to Enhance Recovery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Respiratory Distress Syndrome",
        "Critical Illness",
        "Respiratory Failure",
        "Sepsis"
      ],
      "interventions": [
        {
          "name": "Intravenous Acetaminophen (room temperature)",
          "type": "DRUG"
        },
        {
          "name": "Intravenous Vitamin C (refrigerated)",
          "type": "DRUG"
        },
        {
          "name": "5% Dextrose (room temperature)",
          "type": "DRUG"
        },
        {
          "name": "5% Dextrose refrigerated",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 488,
      "start_date": "2021-10-13",
      "completion_date": "2023-07-27",
      "has_results": true,
      "last_update_posted_date": "2024-09-27",
      "last_synced_at": "2026-10-21T12:24:12.727Z",
      "location_count": 41,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Fresno, California + 34 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04291508"
    },
    {
      "nct_id": "NCT07575230",
      "title": "Suzetrigine vs Norco-postoperative Mohs Pain",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cutaneous Tumors",
        "Mohs Micrographic Surgery"
      ],
      "interventions": [
        {
          "name": "Norco 5Mg-325Mg Tablet",
          "type": "DRUG"
        },
        {
          "name": "Suzetrigine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Baylor Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 75,
      "start_date": "2025-11-03",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-11",
      "last_synced_at": "2026-10-21T12:24:12.727Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07575230"
    },
    {
      "nct_id": "NCT04285853",
      "title": "Are Opioids Needed After ACL Reconstruction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anterior Cruciate Ligament Rupture"
      ],
      "interventions": [
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "14 Years to 40 Years"
      },
      "enrollment_count": 98,
      "start_date": "2020-09-16",
      "completion_date": "2022-09-19",
      "has_results": true,
      "last_update_posted_date": "2023-10-11",
      "last_synced_at": "2026-10-21T12:24:12.727Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia • Tucker, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Tucker",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04285853"
    },
    {
      "nct_id": "NCT02532322",
      "title": "Efficacy of Acetaminophen in Posterior Fossa Surgery",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Arnold-Chiari Malformation",
        "Posterior Fossa Tumors"
      ],
      "interventions": [
        {
          "name": "IV acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "normal saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's National Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "2 Years to 12 Years"
      },
      "enrollment_count": 0,
      "start_date": "2015-11",
      "completion_date": "2018-10",
      "has_results": false,
      "last_update_posted_date": "2021-04-08",
      "last_synced_at": "2026-10-21T12:24:12.727Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02532322"
    },
    {
      "nct_id": "NCT03537573",
      "title": "Provider-Targeted Behavioral Interventions to Prevent Unsafe Opioid Prescribing for Acute Pain in Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Pain",
        "Headache",
        "Musculoskeletal Pain"
      ],
      "interventions": [
        {
          "name": "Usual Care/Guideline",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Opioid Justification",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Provider Comparison",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22616,
      "start_date": "2018-09-23",
      "completion_date": "2021-02-28",
      "has_results": false,
      "last_update_posted_date": "2024-10-08",
      "last_synced_at": "2026-10-21T12:24:12.727Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03537573"
    }
  ]
}