{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Postoperative+Analgesia&page=6",
    "query": {
      "condition": "Postoperative Analgesia",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 755,
    "total_pages": 76,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Postoperative+Analgesia&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Postoperative+Analgesia&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T21:52:44.099Z",
  "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": "NCT04248205",
      "title": "Ketamine for Post-operative Analgesia in Hemorrhoidectomy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hemorrhoids"
      ],
      "interventions": [
        {
          "name": "Ketamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 100,
      "start_date": "2020-06-15",
      "completion_date": "2027-07",
      "has_results": false,
      "last_update_posted_date": "2026-04-01",
      "last_synced_at": "2026-10-08T21:52:44.099Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04248205"
    },
    {
      "nct_id": "NCT04211935",
      "title": "Identification of Best Postoperative Analgesia Method Following a Minimally Invasive Repair of Pectus Excavatum",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pectus Excavatum",
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Use of PCA",
          "type": "DEVICE"
        },
        {
          "name": "Use of ESB for postoperative pain control after MIRPE",
          "type": "DEVICE"
        },
        {
          "name": "Use of INC for postoperative pain control after MIRPE",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "12 Years to 21 Years"
      },
      "enrollment_count": 158,
      "start_date": "2020-05-27",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-28",
      "last_synced_at": "2026-10-08T21:52:44.099Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04211935"
    },
    {
      "nct_id": "NCT04491617",
      "title": "STandard Versus No Opioid Prescription After Prolapse and Anti-INcontinence Surgery Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Pain",
        "Opioid Use",
        "Prolapse; Female",
        "Incontinence"
      ],
      "interventions": [
        {
          "name": "Standard opioid prescribing",
          "type": "OTHER"
        },
        {
          "name": "Restrictive opioid prescribing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The Cleveland Clinic",
      "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": 129,
      "start_date": "2020-08-27",
      "completion_date": "2022-08-31",
      "has_results": true,
      "last_update_posted_date": "2025-01-24",
      "last_synced_at": "2026-10-08T21:52:44.099Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04491617"
    },
    {
      "nct_id": "NCT06109415",
      "title": "A Multi-surgery Assessment of ZYNRELEF (HTX-011), AMAZE.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Pain",
        "Total Shoulder Arthroplasty",
        "Multimodal Analgesia"
      ],
      "interventions": [
        {
          "name": "HTX-011",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Luer lock applicator",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Heron Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2021-10-20",
      "completion_date": "2022-07-29",
      "has_results": false,
      "last_update_posted_date": "2023-10-31",
      "last_synced_at": "2026-10-08T21:52:44.099Z",
      "location_count": 5,
      "location_summary": "Little Rock, Arkansas • Jenks, Oklahoma • Bellaire, Texas + 2 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Jenks",
          "state": "Oklahoma"
        },
        {
          "city": "Bellaire",
          "state": "Texas"
        },
        {
          "city": "Carrollton",
          "state": "Texas"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06109415"
    },
    {
      "nct_id": "NCT05091905",
      "title": "Patient-Titrated Automated Intermittent Boluses of Local Anesthetic vs. a Continuous Infusion Via a Perineural Catheter for Postoperative Analgesia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain, Acute Postoperative",
        "Trauma Injury"
      ],
      "interventions": [
        {
          "name": "Continuous Infusion of ropivacaine 0.2%",
          "type": "DRUG"
        },
        {
          "name": "Titratable Automated Intermittent Boluses of ropivacaine 0.2%",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2022-03-22",
      "completion_date": "2026-03-21",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-10-08T21:52:44.099Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05091905"
    },
    {
      "nct_id": "NCT02121392",
      "title": "Epidural Catheter With or Without Adductor Canal Nerve Block for Postoperative Analgesia Following Total Knee Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arthroplasty, Replacement, Knee",
        "Nerve Block"
      ],
      "interventions": [
        {
          "name": "Adductor Canal Nerve Block Catheter",
          "type": "DEVICE"
        },
        {
          "name": "Adductor Canal Nerve Block Sham Catheter",
          "type": "DEVICE"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "Up to 85 Years"
      },
      "enrollment_count": 165,
      "start_date": "2014-10",
      "completion_date": "2017-01",
      "has_results": true,
      "last_update_posted_date": "2020-10-20",
      "last_synced_at": "2026-10-08T21:52:44.099Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02121392"
    },
    {
      "nct_id": "NCT01930201",
      "title": "Caudal Epidural Block for Postoperative Analgesia in Adolescents Following Major Hip Surgery.",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Major Orthopedic Hip Surgery"
      ],
      "interventions": [
        {
          "name": "Caudal epidural block",
          "type": "PROCEDURE"
        },
        {
          "name": "General anesthesia",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "David P. Martin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 32,
      "start_date": "2013-06",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2014-10-29",
      "last_synced_at": "2026-10-08T21:52:44.099Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01930201"
    },
    {
      "nct_id": "NCT04596917",
      "title": "Music Listening as a Postanesthesia Care Unit (PACU) Nursing Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Preferred music listening",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Relaxation breathing narrative over hypnotic music listening",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "45 Years to 80 Years · Male only"
      },
      "enrollment_count": 77,
      "start_date": "2020-10-06",
      "completion_date": "2020-12-30",
      "has_results": false,
      "last_update_posted_date": "2021-10-13",
      "last_synced_at": "2026-10-08T21:52:44.099Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04596917"
    },
    {
      "nct_id": "NCT00695240",
      "title": "Post-Operative Pain Control Using Direct Continuous Bupivacaine Infusion After Pelvic Organ Prolapse Repair",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Post-Operative Pain",
        "Pelvic Organ Prolapse"
      ],
      "interventions": [
        {
          "name": "Continuous bupivacaine analgesia infusion (ON-Q PainBuster Post-Op Pain Relief System)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "St. Luke's Hospital, Kansas City, Missouri",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 80,
      "start_date": "2007-04",
      "completion_date": "2009-07",
      "has_results": false,
      "last_update_posted_date": "2008-06-11",
      "last_synced_at": "2026-10-08T21:52:44.099Z",
      "location_count": 1,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00695240"
    },
    {
      "nct_id": "NCT06547255",
      "title": "Exparel Versus Bupivacaine in Post-operative Pain Control",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Liposomal Bupivacaine"
      ],
      "interventions": [
        {
          "name": "Bupivacaine liposome injectable suspension",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Case Western Reserve University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 100,
      "start_date": "2024-08-21",
      "completion_date": "2025-07-01",
      "has_results": true,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-10-08T21:52:44.099Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06547255"
    }
  ]
}