{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Postoperative+Pain",
    "query": {
      "condition": "Postoperative Pain"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1780,
    "total_pages": 178,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Postoperative+Pain&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T23:45:51.654Z",
  "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": "NCT01068275",
      "title": "Lumbar Plexus Catheter Versus Femoral Nerve Catheter for Postoperative Pain After Anterior Cruciate Ligament (ACL) Repair",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "lumbar plexus catheter",
          "type": "PROCEDURE"
        },
        {
          "name": "femoral nerve catheter",
          "type": "PROCEDURE"
        },
        {
          "name": "single-shot femoral block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Seattle Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "11 Years to 21 Years"
      },
      "enrollment_count": 114,
      "start_date": "2010-04",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2010-08-26",
      "last_synced_at": "2026-05-21T23:45:51.654Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01068275"
    },
    {
      "nct_id": "NCT02284542",
      "title": "NAPS: Non-awake Versus Awake Placement of Spinal Cord Stimulators",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Pain",
        "Sciatica",
        "Failed Back Surgery Syndrome"
      ],
      "interventions": [
        {
          "name": "Awake",
          "type": "PROCEDURE"
        },
        {
          "name": "Non-Awake",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "St. Luke's Hospital, Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 34,
      "start_date": "2014-11-01",
      "completion_date": "2017-01-31",
      "has_results": false,
      "last_update_posted_date": "2021-10-22",
      "last_synced_at": "2026-05-21T23:45:51.654Z",
      "location_count": 4,
      "location_summary": "Bethlehem, Pennsylvania • Danville, Pennsylvania • Hershey, Pennsylvania + 1 more",
      "locations": [
        {
          "city": "Bethlehem",
          "state": "Pennsylvania"
        },
        {
          "city": "Danville",
          "state": "Pennsylvania"
        },
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02284542"
    },
    {
      "nct_id": "NCT02055053",
      "title": "Effects of Local Anesthesia on Post-operative Pain During Laparoscopic Inguinal Hernia Repair",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Post Operative Pain (Post Laparoscopic Hernia Repair)"
      ],
      "interventions": [
        {
          "name": "0.5% Bupivicaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Lahey Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2013-08",
      "completion_date": "2019-10-16",
      "has_results": true,
      "last_update_posted_date": "2022-01-11",
      "last_synced_at": "2026-05-21T23:45:51.654Z",
      "location_count": 1,
      "location_summary": "Burlington, Massachusetts",
      "locations": [
        {
          "city": "Burlington",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02055053"
    },
    {
      "nct_id": "NCT01834027",
      "title": "The Effect of Jazz on Postoperative Pain and Stress in Patients Undergoing Elective Hysterectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Jazz music",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No music",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 75 Years · Female only"
      },
      "enrollment_count": 56,
      "start_date": "2013-03",
      "completion_date": "2014-01",
      "has_results": true,
      "last_update_posted_date": "2016-04-15",
      "last_synced_at": "2026-05-21T23:45:51.654Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01834027"
    },
    {
      "nct_id": "NCT06935331",
      "title": "Prospective Opioid-Free AIS Fusion",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Adolescent Idiopathic Scoliosis (AIS)"
      ],
      "interventions": [
        {
          "name": "Opioid-Free/Opioid-Avoidant",
          "type": "DRUG"
        },
        {
          "name": "Opioid-Containing",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "OrthoCarolina Research Institute, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "10 Years to 20 Years"
      },
      "enrollment_count": 58,
      "start_date": "2025-10-14",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-05-21T23:45:51.654Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06935331"
    },
    {
      "nct_id": "NCT01707420",
      "title": "Preoperative Gabapentin for Post-tonsillectomy Pain in Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Operative Pain Management in Children With Tonsillectomy/Adenoidectomy"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "liquid placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "5 Years to 16 Years"
      },
      "enrollment_count": 36,
      "start_date": "2012-08",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2021-01-15",
      "last_synced_at": "2026-05-21T23:45:51.654Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01707420"
    },
    {
      "nct_id": "NCT04840654",
      "title": "Pudendal vs Caudal Block for Pediatric Penile Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Caudal Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Pudendal Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "3 Years",
        "sex": "ALL",
        "summary": "6 Months to 3 Years"
      },
      "enrollment_count": 19,
      "start_date": "2021-05-01",
      "completion_date": "2024-10-02",
      "has_results": false,
      "last_update_posted_date": "2025-07-24",
      "last_synced_at": "2026-05-21T23:45:51.654Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04840654"
    },
    {
      "nct_id": "NCT05593237",
      "title": "Transcranial Magnetic Stimulation for Chronic Neuropathic Pain",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Neuropathic Pain",
        "Post-Stroke Pain",
        "Trigeminal Neuralgia",
        "Nerve Injury",
        "Spinal Cord Injuries",
        "Pain, Postoperative",
        "Complex Regional Pain Syndromes",
        "Post-herpetic Neuralgia",
        "Nerve Root Avulsion"
      ],
      "interventions": [
        {
          "name": "High Frequency rTMS",
          "type": "DEVICE"
        },
        {
          "name": "Low Frequency rTMS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "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": 32,
      "start_date": "2022-04-25",
      "completion_date": "2026-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-05-21T23:45:51.654Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05593237"
    },
    {
      "nct_id": "NCT06093477",
      "title": "Studying Melatonin and Recovery in Teens",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Juvenile; Scoliosis",
        "Scoliosis Idiopathic",
        "Scoliosis; Adolescence",
        "Scoliosis;Congenital",
        "Kyphosis",
        "Spondylolisthesis",
        "Pectus Surgery",
        "Hip Surgery"
      ],
      "interventions": [
        {
          "name": "Fast-Dissolve Melatonin Pill",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fast-Dissolve Placebo Pill",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 45,
      "start_date": "2024-05-30",
      "completion_date": "2028-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-05-21T23:45:51.654Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06093477"
    },
    {
      "nct_id": "NCT00661466",
      "title": "Efficacy and Safety of A Collagen Bupivacaine Implant in Patients After Gastrointestinal Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Bupivacaine Collagen Sponge",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Innocoll",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 7,
      "start_date": "2008-07-24",
      "completion_date": "2009-02-10",
      "has_results": true,
      "last_update_posted_date": "2020-11-03",
      "last_synced_at": "2026-05-21T23:45:51.654Z",
      "location_count": 1,
      "location_summary": "Albany, New York",
      "locations": [
        {
          "city": "Albany",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00661466"
    }
  ]
}