{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Postoperative+analgesia&page=2",
    "query": {
      "intervention": "Postoperative analgesia",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 856,
    "total_pages": 86,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Postoperative+analgesia&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Postoperative+analgesia&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T06:08:56.228Z",
  "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": "NCT04134442",
      "title": "Improving Pain Management After Total Shoulder Replacement Using Bupivacaine Liposome",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Osteoarthritis of the Shoulder",
        "Shoulder Pain",
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Bupivacaine Liposome Injection",
          "type": "DRUG"
        },
        {
          "name": "Standard Therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2019-12-09",
      "completion_date": "2021-09-23",
      "has_results": false,
      "last_update_posted_date": "2022-07-06",
      "last_synced_at": "2026-10-04T06:08:56.228Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04134442"
    },
    {
      "nct_id": "NCT05985772",
      "title": "Operative vs Non-operative Management of Posterior-medial Meniscal Root Tears: A Randomized Multicenter Trial (RCT)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Meniscus Tear, Tibial"
      ],
      "interventions": [
        {
          "name": "Non-Operative Pain Management",
          "type": "OTHER"
        },
        {
          "name": "Operative treatment arm will undergo transtibial medial meniscus root repair within 3 weeks of enrollment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Rush University 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": 140,
      "start_date": "2022-04-20",
      "completion_date": "2030-03",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-10-04T06:08:56.228Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05985772"
    },
    {
      "nct_id": "NCT01818531",
      "title": "Adductor Canal Block for Medial Compartment Knee Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Analgesia",
        "Medial Unicompartmental Knee Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Adductor canal block",
          "type": "DRUG"
        },
        {
          "name": "Lumbar plexus block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 150,
      "start_date": "2013-04",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2018-09-13",
      "last_synced_at": "2026-10-04T06:08:56.228Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01818531"
    },
    {
      "nct_id": "NCT00136682",
      "title": "Patient-Controlled Epidural Analgesia (PCEA) for Patients Who Have Had Major Open Gynecologic Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "patient-controlled epidural analgesia (PCEA)",
          "type": "DRUG"
        },
        {
          "name": "patient-controlled intravenous analgesia (PCA)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer 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": 240,
      "start_date": "2004-08",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2008-11-10",
      "last_synced_at": "2026-10-04T06:08:56.228Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00136682"
    },
    {
      "nct_id": "NCT01110759",
      "title": "Medical Review: Hand Surgery After Local Block Versus Non-block",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Carpal Tunnel Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Cedars-Sinai Medical Center",
      "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": 200,
      "start_date": "2009-08",
      "completion_date": "2011-07",
      "has_results": false,
      "last_update_posted_date": "2013-11-01",
      "last_synced_at": "2026-10-04T06:08:56.228Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01110759"
    },
    {
      "nct_id": "NCT03674905",
      "title": "Peripheral Nerve Block Compared to Intra-articular Injection for TAA Post-operative Pain",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ankle Arthritis",
        "Ankle Arthropathy"
      ],
      "interventions": [
        {
          "name": "Intra-articular injection",
          "type": "PROCEDURE"
        },
        {
          "name": "Peripheral nerve block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Slocum Research & Education Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 50,
      "start_date": "2016-11-29",
      "completion_date": "2020-12",
      "has_results": false,
      "last_update_posted_date": "2018-09-18",
      "last_synced_at": "2026-10-04T06:08:56.228Z",
      "location_count": 1,
      "location_summary": "Eugene, Oregon",
      "locations": [
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03674905"
    },
    {
      "nct_id": "NCT06658574",
      "title": "Oral Acetaminophen for Post-Op Pain Management in Bariatric Surgery Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Post Operative Analgesia",
        "Bariatric Surgery",
        "Bariatric Surgery (Gastric Bypass)",
        "Bariatric Surgery Patients",
        "Perioperative Analgesia"
      ],
      "interventions": [
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 65,
      "start_date": "2024-11-13",
      "completion_date": "2026-05-07",
      "has_results": true,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-10-04T06:08:56.228Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06658574"
    },
    {
      "nct_id": "NCT01394718",
      "title": "Analgesic Efficacy of Repeated Doses of Intravenous (IV) Acetaminophen in Post-operative Pediatric Spine Fusion Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Intravenous Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "10 Years to 18 Years"
      },
      "enrollment_count": 67,
      "start_date": "2011-07",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2016-04-18",
      "last_synced_at": "2026-10-04T06:08:56.228Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01394718"
    },
    {
      "nct_id": "NCT03985358",
      "title": "Opioid Counseling in Pain Management",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Opioid counseling plus standard of care instructions",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of South Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2022-01",
      "completion_date": "2023-06",
      "has_results": false,
      "last_update_posted_date": "2021-09-29",
      "last_synced_at": "2026-10-04T06:08:56.228Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03985358"
    },
    {
      "nct_id": "NCT03584776",
      "title": "Virtual Reality for Post-operative Pain Management",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spinal Fusion"
      ],
      "interventions": [
        {
          "name": "Virtual Reality",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Gillette Children's Specialty Healthcare",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 48,
      "start_date": "2019-01-30",
      "completion_date": "2022-11-03",
      "has_results": false,
      "last_update_posted_date": "2026-09-25",
      "last_synced_at": "2026-10-04T06:08:56.228Z",
      "location_count": 1,
      "location_summary": "Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03584776"
    }
  ]
}