{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ropivacaine+hydrochloride&page=4",
    "query": {
      "intervention": "ropivacaine hydrochloride",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 424,
    "total_pages": 43,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ropivacaine+hydrochloride&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ropivacaine+hydrochloride&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-13T09:59:28.228Z",
  "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": "NCT05140499",
      "title": "Liposomal Bupivacaine vs Continuous Nerve Catheters for Below the Knee Amputations",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain, Postoperative",
        "Amputation"
      ],
      "interventions": [
        {
          "name": "Liposomal bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine Hydrochloride 0.5 % Injectable Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Aurora Quaye",
      "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": "2022-08-15",
      "completion_date": "2025-12-23",
      "has_results": true,
      "last_update_posted_date": "2026-01-27",
      "last_synced_at": "2026-10-13T09:59:28.228Z",
      "location_count": 1,
      "location_summary": "Portland, Maine",
      "locations": [
        {
          "city": "Portland",
          "state": "Maine"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05140499"
    },
    {
      "nct_id": "NCT03591146",
      "title": "Phase I/II Dose-escalation Study to Evaluate Safety, PK and Efficacy of TLC590 for Postsurgical Pain Management",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Inguinal Hernia"
      ],
      "interventions": [
        {
          "name": "TLC590",
          "type": "DRUG"
        },
        {
          "name": "Naropin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Taiwan Liposome Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 65,
      "start_date": "2018-07-31",
      "completion_date": "2019-01-14",
      "has_results": true,
      "last_update_posted_date": "2021-07-14",
      "last_synced_at": "2026-10-13T09:59:28.228Z",
      "location_count": 1,
      "location_summary": "Draper, Utah",
      "locations": [
        {
          "city": "Draper",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03591146"
    },
    {
      "nct_id": "NCT02579629",
      "title": "Use of On-Q Pump for Pain Post C-Section",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Ropivacaine 0.1%",
          "type": "DRUG"
        },
        {
          "name": "Ropivacaine 0.2%",
          "type": "DRUG"
        },
        {
          "name": "Normal saline",
          "type": "DRUG"
        },
        {
          "name": "On-Q ® elastomeric pump",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Emory University",
      "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": 64,
      "start_date": "2015-07",
      "completion_date": "2019-07-25",
      "has_results": true,
      "last_update_posted_date": "2020-10-14",
      "last_synced_at": "2026-10-13T09:59:28.228Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02579629"
    },
    {
      "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": "2026-10-13T09:59:28.228Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06935331"
    },
    {
      "nct_id": "NCT02059070",
      "title": "Bupivacaine Versus Ropivacaine on Diaphragmatic Motility and Ventilatory Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Paresis"
      ],
      "interventions": [
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Anesthesiology WSU/DMC-NorthStar",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 39,
      "start_date": "2012-06",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2014-11-25",
      "last_synced_at": "2026-10-13T09:59:28.228Z",
      "location_count": 1,
      "location_summary": "Madison Heights, Michigan",
      "locations": [
        {
          "city": "Madison Heights",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02059070"
    },
    {
      "nct_id": "NCT04429022",
      "title": "Multimodal Pain Management After Robotic-Assisted Total Laparoscopic Hysterectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Celecoxib",
          "type": "DRUG"
        },
        {
          "name": "Ketorolac",
          "type": "DRUG"
        },
        {
          "name": "Paracervical block with ropivacaine",
          "type": "PROCEDURE"
        },
        {
          "name": "Local anesthetic injection with ropivacaine at abdominal laparoscopic port sites",
          "type": "PROCEDURE"
        },
        {
          "name": "Hydromorphone",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "State University of New York at Buffalo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "90 Years",
        "sex": "FEMALE",
        "summary": "25 Years to 90 Years · Female only"
      },
      "enrollment_count": 68,
      "start_date": "2020-11-24",
      "completion_date": "2022-05-31",
      "has_results": true,
      "last_update_posted_date": "2023-08-01",
      "last_synced_at": "2026-10-13T09:59:28.228Z",
      "location_count": 1,
      "location_summary": "Williamsville, New York",
      "locations": [
        {
          "city": "Williamsville",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04429022"
    },
    {
      "nct_id": "NCT05044429",
      "title": "Postoperative Pain Control Following Renal Transplant",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Kidney Transplant; Complications",
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Intravenous Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Transversus abdominis plane (TAP) block",
          "type": "DRUG"
        },
        {
          "name": "Quadratus Lumborum (QL) Block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "George Washington University",
      "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": 31,
      "start_date": "2021-03-16",
      "completion_date": "2023-11-29",
      "has_results": true,
      "last_update_posted_date": "2024-03-18",
      "last_synced_at": "2026-10-13T09:59:28.228Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05044429"
    },
    {
      "nct_id": "NCT04828083",
      "title": "Systemic Lidocaine Versus Ultrasound-guided Adductor Canal Block for Patients Undergoing Total Knee Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Arthroplasty, Replacement, Knee",
        "Total Knee Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Lidocaine IV",
          "type": "DRUG"
        },
        {
          "name": "Saline IV",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rhode Island Hospital",
      "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": 120,
      "start_date": "2021-03-01",
      "completion_date": "2024-09-02",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-10-13T09:59:28.228Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04828083"
    },
    {
      "nct_id": "NCT04717609",
      "title": "Saphenous Nerve Block for Partial Meniscectomy",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain, Joint",
        "Pain, Procedural",
        "Meniscectomy"
      ],
      "interventions": [
        {
          "name": "Saphenous Nerve Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Rothman Institute Orthopaedics",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2021-01-25",
      "completion_date": "2022-01-25",
      "has_results": false,
      "last_update_posted_date": "2021-01-22",
      "last_synced_at": "2026-10-13T09:59:28.228Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04717609"
    },
    {
      "nct_id": "NCT04567407",
      "title": "Bilateral Continuous Erector Spinae Blocks for Post-Sternotomy Pain Management",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Bilateral erector spinae blocks using ropivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 45,
      "start_date": "2020-09-22",
      "completion_date": "2022-01-22",
      "has_results": true,
      "last_update_posted_date": "2023-10-17",
      "last_synced_at": "2026-10-13T09:59:28.228Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04567407"
    }
  ]
}