{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Opioid-free+Anesthesia",
    "query": {
      "intervention": "Opioid-free Anesthesia"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 19,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Opioid-free+Anesthesia&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-16T14:02:08.539Z",
  "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": "NCT03860259",
      "title": "Auriculotherapy for Surgical Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Pain",
        "Surgery",
        "Shoulder Pain"
      ],
      "interventions": [
        {
          "name": "Auriculotherapy cryopuncture device without nitrogen gas",
          "type": "DEVICE"
        },
        {
          "name": "Auriculotherapy cryopuncture device with nitrogen gas",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Jacques E. Chelly",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2020-01-24",
      "completion_date": "2021-09-29",
      "has_results": true,
      "last_update_posted_date": "2022-03-17",
      "last_synced_at": "2026-09-16T14:02:08.539Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03860259"
    },
    {
      "nct_id": "NCT04197570",
      "title": "Opioid-free Anesthesia for Open Cardiac Surgery: A Prospective Randomized Controlled Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Opioid Use",
        "Heart; Surgery, Heart, Functional Disturbance as Result",
        "Anesthesia"
      ],
      "interventions": [
        {
          "name": "Opioid Anesthetics",
          "type": "DRUG"
        },
        {
          "name": "Non Opioid Analgesics",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Benaroya Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2020-02-04",
      "completion_date": "2020-03-14",
      "has_results": false,
      "last_update_posted_date": "2020-07-28",
      "last_synced_at": "2026-09-16T14:02:08.539Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04197570"
    },
    {
      "nct_id": "NCT04176419",
      "title": "Perioperative Analgesia on Postoperative Opioid Usage and Pain Control in H&N Cancer Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Postoperative Pain Control",
        "Opioid Consumption"
      ],
      "interventions": [
        {
          "name": "Ketamine",
          "type": "DRUG"
        },
        {
          "name": "Placebo Ketamine",
          "type": "DRUG"
        },
        {
          "name": "Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Placebo Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Placebo Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "Placebo Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "Celecoxib",
          "type": "DRUG"
        },
        {
          "name": "Placebo Celecoxib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2020-01-17",
      "completion_date": "2021-06-23",
      "has_results": false,
      "last_update_posted_date": "2024-11-12",
      "last_synced_at": "2026-09-16T14:02:08.539Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04176419"
    },
    {
      "nct_id": "NCT04246697",
      "title": "Multimodal Pain Study in Free Flap Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Head and Neck Cancer",
        "Analgesia"
      ],
      "interventions": [
        {
          "name": "Tylenol",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Morphine",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "toradol",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2019-11-01",
      "completion_date": "2023-05-01",
      "has_results": true,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-09-16T14:02:08.539Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04246697"
    },
    {
      "nct_id": "NCT05597878",
      "title": "Opioid-Free Pain Control Regimen Following Robotic Radical Prostatectomy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Pain Management",
        "Opioid Use",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Ketamine",
          "type": "DRUG"
        },
        {
          "name": "Ketorolac",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "MALE",
        "summary": "40 Years to 75 Years · Male only"
      },
      "enrollment_count": 58,
      "start_date": "2023-04-18",
      "completion_date": "2026-02-26",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-09-16T14:02:08.539Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05597878"
    },
    {
      "nct_id": "NCT03367988",
      "title": "Opioid Free Anesthesia vs. Opioid Anesthesia Techniques.",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Analgesic Drug Dependence",
        "Colectomy"
      ],
      "interventions": [
        {
          "name": "Opioid Anesthesia",
          "type": "DRUG"
        },
        {
          "name": "Opioid-free Anesthesia",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of South Florida",
      "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": 100,
      "start_date": "2018-12-01",
      "completion_date": "2023-08",
      "has_results": false,
      "last_update_posted_date": "2022-05-25",
      "last_synced_at": "2026-09-16T14:02:08.539Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03367988"
    },
    {
      "nct_id": "NCT04724759",
      "title": "The Effect of Opioid-Free Anesthesia in TMJ Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Temporomandibular Joint Disorders"
      ],
      "interventions": [
        {
          "name": "Dexmedetomidine / Ketamine / Lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 60,
      "start_date": "2021-06-18",
      "completion_date": "2023-04-23",
      "has_results": true,
      "last_update_posted_date": "2024-11-21",
      "last_synced_at": "2026-09-16T14:02:08.539Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04724759"
    },
    {
      "nct_id": "NCT06855641",
      "title": "Effect of Patient Preference for Intraoperative Opioid Use on Early Postoperative Quality of Recovery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Analgesia",
        "Quality of Recovery (QoR-15)",
        "Outcome Assessment",
        "Opioid Free Anesthesia"
      ],
      "interventions": [
        {
          "name": "Opioid based Anesthesia",
          "type": "PROCEDURE"
        },
        {
          "name": "opioid free anesthesia",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 240,
      "start_date": "2025-03-24",
      "completion_date": "2025-06-18",
      "has_results": false,
      "last_update_posted_date": "2025-06-27",
      "last_synced_at": "2026-09-16T14:02:08.539Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06855641"
    },
    {
      "nct_id": "NCT06617949",
      "title": "Evaluating Pain Control Strategies in Postpartum Patients on Opioid Use Disorder Medications.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Substance Use Disorder (SUD)"
      ],
      "interventions": [
        {
          "name": "Regional Anesthesia",
          "type": "DRUG"
        },
        {
          "name": "Hydromorphone Patient Controlled Analgelsic",
          "type": "DRUG"
        },
        {
          "name": "Epidural local anesthetic infusion",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 20,
      "start_date": "2025-01-16",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2025-10-23",
      "last_synced_at": "2026-09-16T14:02:08.539Z",
      "location_count": 2,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        },
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06617949"
    },
    {
      "nct_id": "NCT01507220",
      "title": "A Health Economic Trial in Adult Patients Undergoing Open Colectomy MA402S23B301",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bowel Obstruction"
      ],
      "interventions": [
        {
          "name": "morphine sulfate",
          "type": "DRUG"
        },
        {
          "name": "bupivacaine liposome extended-release injectable suspension",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pacira Pharmaceuticals, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2012-03",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2014-03-06",
      "last_synced_at": "2026-09-16T14:02:08.539Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01507220"
    }
  ]
}