{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=POSTOPERATIVE+PAIN&page=2",
    "query": {
      "condition": "POSTOPERATIVE PAIN",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=POSTOPERATIVE+PAIN&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T01:23:21.138Z",
  "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": "NCT03638960",
      "title": "Interscalene Single Shot With Plain Bupivacaine Versus Liposomal Bupivacaine for Arthroscopic Shoulder Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Shoulder Pain",
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Bupivacaine liposome",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Southern California",
      "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": "2019-02-21",
      "completion_date": "2023-06-06",
      "has_results": false,
      "last_update_posted_date": "2024-04-15",
      "last_synced_at": "2026-07-23T01:23:21.138Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03638960"
    },
    {
      "nct_id": "NCT06745388",
      "title": "Magnesium and Cramping",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Uterine Cramps",
        "Postoperative Pain Management",
        "Hysteroscopy"
      ],
      "interventions": [
        {
          "name": "Magnesium sulfate",
          "type": "DRUG"
        },
        {
          "name": "Ketamine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Corewell Health East",
      "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": 150,
      "start_date": "2025-07-29",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2025-08-20",
      "last_synced_at": "2026-07-23T01:23:21.138Z",
      "location_count": 1,
      "location_summary": "Royal Oak, Michigan",
      "locations": [
        {
          "city": "Royal Oak",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06745388"
    },
    {
      "nct_id": "NCT03187080",
      "title": "Enhanced Recovery Strategies in Elective Breast Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain, Acute",
        "Nausea",
        "Vomiting, Postoperative",
        "Opioid Use",
        "Satisfaction"
      ],
      "interventions": [
        {
          "name": "Paravertebral block procedure using either local anesthetic (0.25% bupivacaine) or sterile saline",
          "type": "PROCEDURE"
        },
        {
          "name": "Enhanced recovery after breast surgery (ERABS) strategies",
          "type": "OTHER"
        },
        {
          "name": "Sham paravertebral block using saline",
          "type": "PROCEDURE"
        },
        {
          "name": "Paravertebral block using local anesthetic",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "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": 113,
      "start_date": "2017-10-19",
      "completion_date": "2021-06-15",
      "has_results": true,
      "last_update_posted_date": "2024-08-23",
      "last_synced_at": "2026-07-23T01:23:21.138Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03187080"
    },
    {
      "nct_id": "NCT01280591",
      "title": "Evaluate Analgesic/Sedative Efficacy of Naproxen Sodium and Diphenhydramine in Patients With Postsurgical Dental Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Naproxen sodium 440 mg / DPH 50 mg (BAY98-7111)",
          "type": "DRUG"
        },
        {
          "name": "Naproxen sodium 220 mg / DPH 50 mg (BAY98-7111)",
          "type": "DRUG"
        },
        {
          "name": "Naproxen sodium 440 mg (BAYH6689)",
          "type": "DRUG"
        },
        {
          "name": "DPH 50 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "12 Years to 45 Years"
      },
      "enrollment_count": 712,
      "start_date": "2010-10",
      "completion_date": "2011-02",
      "has_results": true,
      "last_update_posted_date": "2015-06-08",
      "last_synced_at": "2026-07-23T01:23:21.138Z",
      "location_count": 2,
      "location_summary": "Austin, Texas • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01280591"
    },
    {
      "nct_id": "NCT03243279",
      "title": "BRS and Outcomes in Cardiothoracic Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pain, Postoperative",
        "Atrial Fibrillation",
        "Cognitive Dysfunction"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 72,
      "start_date": "2017-09-15",
      "completion_date": "2022-05-31",
      "has_results": false,
      "last_update_posted_date": "2022-07-21",
      "last_synced_at": "2026-07-23T01:23:21.138Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03243279"
    },
    {
      "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": "2026-07-23T01:23:21.138Z",
      "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": "NCT03057782",
      "title": "Innovative Approaches to Assessment of Pain Control and Sedation in the NICU",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Waveguard (TM) EEG cap",
          "type": "DEVICE"
        },
        {
          "name": "Micro Movement Sensor",
          "type": "DEVICE"
        },
        {
          "name": "Pico Movement Sensor",
          "type": "DEVICE"
        },
        {
          "name": "QS Piezostimulator",
          "type": "DEVICE"
        },
        {
          "name": "tactileTM sensory evaluator",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Hour",
        "maximum_age": "6 Months",
        "sex": "ALL",
        "summary": "1 Hour to 6 Months"
      },
      "enrollment_count": 50,
      "start_date": "2016-10",
      "completion_date": "2022-09",
      "has_results": false,
      "last_update_posted_date": "2022-09-15",
      "last_synced_at": "2026-07-23T01:23:21.138Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03057782"
    },
    {
      "nct_id": "NCT03794882",
      "title": "Impact of Quadratus Lumborum Block on Recovery Profile After Ventral Hernia Repair",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain, Postoperative",
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Quadratus Lumborum Block",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Standard Medical Management",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT",
        "PROCEDURE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "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": 14,
      "start_date": "2019-05-06",
      "completion_date": "2020-03-12",
      "has_results": true,
      "last_update_posted_date": "2022-09-21",
      "last_synced_at": "2026-07-23T01:23:21.138Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03794882"
    },
    {
      "nct_id": "NCT03938688",
      "title": "Randomized Control Trial Comparing Transfascial Suture for Mesh Fixation to No Mesh Fixation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ventral Hernia",
        "Incisional Hernia"
      ],
      "interventions": [
        {
          "name": "Mesh placement with Transfascial Sutures",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 325,
      "start_date": "2019-10-21",
      "completion_date": "2022-12-18",
      "has_results": false,
      "last_update_posted_date": "2023-06-22",
      "last_synced_at": "2026-07-23T01:23:21.138Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03938688"
    },
    {
      "nct_id": "NCT04086186",
      "title": "Adductor Canal Block Versus Liposomal Bupivacaine in TKA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Total Knee Arthroplasty",
        "Post-operative Pain Control"
      ],
      "interventions": [
        {
          "name": "Liposomal Bupivacaine Peri-articular Injection",
          "type": "PROCEDURE"
        },
        {
          "name": "Adductor canal block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Good Samaritan Regional Medical Center, Oregon",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2017-03-22",
      "completion_date": "2018-12-18",
      "has_results": false,
      "last_update_posted_date": "2019-09-11",
      "last_synced_at": "2026-07-23T01:23:21.138Z",
      "location_count": 1,
      "location_summary": "Corvallis, Oregon",
      "locations": [
        {
          "city": "Corvallis",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04086186"
    }
  ]
}