{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=pain+blocking&page=30",
    "query": {
      "intervention": "pain blocking",
      "page": 30
    },
    "page_size": 10
  },
  "pagination": {
    "page": 30,
    "page_size": 10,
    "total_count": 758,
    "total_pages": 76,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=pain+blocking&page=31&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=pain+blocking&page=29&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T12:23:38.249Z",
  "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": "NCT04126824",
      "title": "Effect of Addition of Steroids on Duration of Analgesia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Uterine Fibroids",
        "Adenomyosis"
      ],
      "interventions": [
        {
          "name": "Triamcinolone",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Iohexol contrast",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 60 Years · Female only"
      },
      "enrollment_count": 28,
      "start_date": "2022-01-06",
      "completion_date": "2027-08-02",
      "has_results": false,
      "last_update_posted_date": "2025-12-17",
      "last_synced_at": "2026-10-23T12:23:38.249Z",
      "location_count": 2,
      "location_summary": "Westwood, Los Angeles, California • Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Westwood, Los Angeles",
          "state": "California"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04126824"
    },
    {
      "nct_id": "NCT04995497",
      "title": "Intravenous(IV) vs. Erector Spinae Plane Blocks in Cardiac Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Erector Spinae Plane Block",
        "Pain Control",
        "Post-Operative Pain, Chronic"
      ],
      "interventions": [
        {
          "name": "Intravenous Administration of Lidocaine Post Cardiac Surgery",
          "type": "DRUG"
        },
        {
          "name": "Administration of Lidocaine Post Cardiac Surgery via ESP Catheter",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Archit Sharma",
      "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": 70,
      "start_date": "2021-08-15",
      "completion_date": "2023-04-30",
      "has_results": true,
      "last_update_posted_date": "2025-04-09",
      "last_synced_at": "2026-10-23T12:23:38.249Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04995497"
    },
    {
      "nct_id": "NCT01153503",
      "title": "Ultrasound-guided Transversus Abdominis Plane Block After Hysterectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Operative Pain"
      ],
      "interventions": [
        {
          "name": "TAP block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 80 Years · Female only"
      },
      "enrollment_count": 75,
      "start_date": "2010-04",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2018-03-01",
      "last_synced_at": "2026-10-23T12:23:38.249Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01153503"
    },
    {
      "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": "2026-10-23T12:23:38.249Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03187080"
    },
    {
      "nct_id": "NCT04749797",
      "title": "Cranial Blocks for Postoperative Anesthesia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Craniotomy Surgery"
      ],
      "interventions": [
        {
          "name": "Liposomal bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine Injection",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2020-09-02",
      "completion_date": "2021-07-20",
      "has_results": true,
      "last_update_posted_date": "2023-09-13",
      "last_synced_at": "2026-10-23T12:23:38.249Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04749797"
    },
    {
      "nct_id": "NCT01716650",
      "title": "A Pilot Study to Evaluate the Contribution of the Saphenous Nerve in Ankle Pain of Patients With Degenerative Joint Disease of the Ankle",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Degenerative Joint Disease of the Ankle"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 4,
      "start_date": "2012-10",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2019-04-08",
      "last_synced_at": "2026-10-23T12:23:38.249Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01716650"
    },
    {
      "nct_id": "NCT03292926",
      "title": "A Novel Analgesia Technique for ACL Reconstruction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anterior Cruciate Ligament Injury"
      ],
      "interventions": [
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Ultrasound",
          "type": "DEVICE"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "13 Years to 80 Years"
      },
      "enrollment_count": 78,
      "start_date": "2017-10-04",
      "completion_date": "2020-04-16",
      "has_results": true,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-10-23T12:23:38.249Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03292926"
    },
    {
      "nct_id": "NCT04285853",
      "title": "Are Opioids Needed After ACL Reconstruction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anterior Cruciate Ligament Rupture"
      ],
      "interventions": [
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "14 Years to 40 Years"
      },
      "enrollment_count": 98,
      "start_date": "2020-09-16",
      "completion_date": "2022-09-19",
      "has_results": true,
      "last_update_posted_date": "2023-10-11",
      "last_synced_at": "2026-10-23T12:23:38.249Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia • Tucker, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Tucker",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04285853"
    },
    {
      "nct_id": "NCT02236130",
      "title": "Peripheral Nerve Blocks in Pediatric Orthopedic Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pediatric Extremity Fracture",
        "Pediatric Extremity Soft Tissue Injury"
      ],
      "interventions": [
        {
          "name": "Regional block",
          "type": "PROCEDURE"
        },
        {
          "name": "General Anesthesia",
          "type": "PROCEDURE"
        },
        {
          "name": "Local Anesthetic Ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Opioids Morphine",
          "type": "DRUG"
        },
        {
          "name": "Oral pain medication Acetaminophen with Hydrocodone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "University of Mississippi Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 49,
      "start_date": "2014-06",
      "completion_date": "2015-10",
      "has_results": true,
      "last_update_posted_date": "2017-02-13",
      "last_synced_at": "2026-10-23T12:23:38.249Z",
      "location_count": 1,
      "location_summary": "Jackson, Mississippi",
      "locations": [
        {
          "city": "Jackson",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02236130"
    },
    {
      "nct_id": "NCT05961800",
      "title": "Offset Mechanisms in Evaluation of Lumbar Medial Branch Blocks",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain, Chronic",
        "Facet Joint Pain",
        "Pain, Procedural",
        "Analgesia"
      ],
      "interventions": [
        {
          "name": "Cutaneous Probe",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quantitative Sensory Testing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Computer Tasks",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "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": "2023-07-05",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2026-07-27",
      "last_synced_at": "2026-10-23T12:23:38.249Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05961800"
    }
  ]
}