{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=20+ml+of+ropivacaine+0.5%25&page=2",
    "query": {
      "intervention": "20 ml of ropivacaine 0.5%",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 40,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=20+ml+of+ropivacaine+0.5%25&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=20+ml+of+ropivacaine+0.5%25&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-13T09:32:45.109Z",
  "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": "NCT04051684",
      "title": "Regional TAP Block for Bariatric Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Bariatric Surgery",
        "Transverse Abdominal Plane Regional Blocks"
      ],
      "interventions": [
        {
          "name": "Transverse abdominal plane block",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Montefiore Medical Center",
      "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": 23,
      "start_date": "2013-04",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2019-12-03",
      "last_synced_at": "2026-10-13T09:32:45.109Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04051684"
    },
    {
      "nct_id": "NCT01355757",
      "title": "Post-Operative Quality of Life Evaluation for Different Anesthesia Techniques for Arthroscopic Shoulder Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Rotator Cuff Injury"
      ],
      "interventions": [
        {
          "name": "Baxter INFUSOR System",
          "type": "DEVICE"
        },
        {
          "name": "Single Injection of Local Anesthetic",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "St. Luke's-Roosevelt Hospital Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 70,
      "start_date": "2011-06",
      "completion_date": "2013-01",
      "has_results": false,
      "last_update_posted_date": "2014-05-19",
      "last_synced_at": "2026-10-13T09:32:45.109Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01355757"
    },
    {
      "nct_id": "NCT04077398",
      "title": "Volume vs Concentration: Quadratus Lumborum Blocks With High Volume/Low Concentration or Low Volume/ High Concentration in Nephrectomies",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Analgesia",
        "Postoperative Pain",
        "Block"
      ],
      "interventions": [
        {
          "name": "Ropivacaine 0.5% Injectable Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bruce Ben-David",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 0,
      "start_date": "2020-01-22",
      "completion_date": "2021-08-01",
      "has_results": false,
      "last_update_posted_date": "2021-02-16",
      "last_synced_at": "2026-10-13T09:32:45.109Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04077398"
    },
    {
      "nct_id": "NCT05107752",
      "title": "Stellate Ganglion Block to Augment Trauma-focused Therapy Among Veterans With PTSD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "PTSD",
        "Trauma and Stressor Related Disorders",
        "Trauma, Psychological",
        "Post Traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Cognitive Processing Therapy (CPT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Stellate Ganglion Block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 85,
      "start_date": "2022-01-03",
      "completion_date": "2025-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-03",
      "last_synced_at": "2026-10-13T09:32:45.109Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05107752"
    },
    {
      "nct_id": "NCT03057015",
      "title": "Addition of Clonidine to Ropivacaine in Adductor Canal Block",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Clonidine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Epinephrine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2017-05-22",
      "completion_date": "2019-02-28",
      "has_results": false,
      "last_update_posted_date": "2018-05-03",
      "last_synced_at": "2026-10-13T09:32:45.109Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03057015"
    },
    {
      "nct_id": "NCT03801265",
      "title": "Lumbar Plexus vs Quadratus Lumborum Block in Post-operative Pain Following Total Hip Replacement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hip Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Lumbar plexus block",
          "type": "PROCEDURE"
        },
        {
          "name": "Quadratus lumborum type 3 block",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Sharad Khetarpal",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 46,
      "start_date": "2019-03-19",
      "completion_date": "2020-05-30",
      "has_results": true,
      "last_update_posted_date": "2021-07-15",
      "last_synced_at": "2026-10-13T09:32:45.109Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03801265"
    },
    {
      "nct_id": "NCT00720330",
      "title": "Lidocaine and Ketamine Versus Standard Care on Acute and Chronic Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Nausea"
      ],
      "interventions": [
        {
          "name": "ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Lidocaine/Ketamine",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "MALE",
        "summary": "18 Years to 75 Years · Male only"
      },
      "enrollment_count": 12,
      "start_date": "2008-07",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2019-03-12",
      "last_synced_at": "2026-10-13T09:32:45.109Z",
      "location_count": 1,
      "location_summary": "Mayfield Heights, Ohio",
      "locations": [
        {
          "city": "Mayfield Heights",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00720330"
    },
    {
      "nct_id": "NCT03098420",
      "title": "Dose Escalation of Dexamethasone to Increase Duration of Transversus Abdominal Plane Block Following Cesarean Section",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Post Surgical Pain"
      ],
      "interventions": [
        {
          "name": "2mg Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "4mg Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Ropivacaine (TAP blocks)",
          "type": "DRUG"
        },
        {
          "name": "Morphine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Normal saline 1ml",
          "type": "DRUG"
        },
        {
          "name": "Normal saline 0.5ml",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "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": 29,
      "start_date": "2016-07",
      "completion_date": "2021-05-20",
      "has_results": true,
      "last_update_posted_date": "2021-06-18",
      "last_synced_at": "2026-10-13T09:32:45.109Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03098420"
    },
    {
      "nct_id": "NCT02604550",
      "title": "Anterior Cruciate Ligament Pain Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anterior Cruciate Ligament Reconstruction"
      ],
      "interventions": [
        {
          "name": "Ropivacaine 0.5%",
          "type": "DRUG"
        },
        {
          "name": "Percocet 7.5/325",
          "type": "DRUG"
        },
        {
          "name": "Naprosyn 500 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 115,
      "start_date": "2015-11",
      "completion_date": "2016-04",
      "has_results": true,
      "last_update_posted_date": "2017-05-31",
      "last_synced_at": "2026-10-13T09:32:45.109Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02604550"
    },
    {
      "nct_id": "NCT02603900",
      "title": "Adductor Canal Catheter vs Local Infiltration of Analgesia for Total Knee Arthroplasty",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Acute Pain",
        "Regional Anesthesia Morbidity"
      ],
      "interventions": [
        {
          "name": "ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Sham Adductor Canal Catheter",
          "type": "DEVICE"
        },
        {
          "name": "Adductor Canal Catheter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "40 Years to 85 Years"
      },
      "enrollment_count": 0,
      "start_date": "2015-10",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2021-12-15",
      "last_synced_at": "2026-10-13T09:32:45.109Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02603900"
    }
  ]
}