{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=naropin",
    "query": {
      "intervention": "naropin"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 424,
    "total_pages": 43,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=naropin&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-12T01:51:48.464Z",
  "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": "NCT02276495",
      "title": "Can Single-Injection Adductor Canal Blocks Improve PostOp Pain Relief in Patients Undergoing Total Knee Arthroplasty?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain Management"
      ],
      "interventions": [
        {
          "name": "ACB Control - 20 ml saline injection for ACB",
          "type": "OTHER"
        },
        {
          "name": "ACB Study - 20 ml 0.5% Ropivacaine for Adductor Canal Block",
          "type": "DRUG"
        },
        {
          "name": "Local infiltration - 100 mLs of a solution containing: Ropivacaine + Epinephrine + Ketorolac + Clonidine + 0.9% Normal saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 55,
      "start_date": "2015-01-01",
      "completion_date": "2024-09-30",
      "has_results": true,
      "last_update_posted_date": "2024-10-29",
      "last_synced_at": "2026-09-12T01:51:48.464Z",
      "location_count": 1,
      "location_summary": "Orange, California",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02276495"
    },
    {
      "nct_id": "NCT02740127",
      "title": "Evaluate Use of Caudal Nerve Blocks in Adult Penile Prosthesis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Malignant Neoplasms of Male Genital Organs"
      ],
      "interventions": [
        {
          "name": "Caudal Nerve Block (CNB)",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Epinephrine",
          "type": "DRUG"
        },
        {
          "name": "Decadron",
          "type": "DRUG"
        },
        {
          "name": "Clonidine",
          "type": "DRUG"
        },
        {
          "name": "Propofol",
          "type": "DRUG"
        },
        {
          "name": "Phone Call",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 52,
      "start_date": "2016-06",
      "completion_date": "2020-05-10",
      "has_results": true,
      "last_update_posted_date": "2022-01-24",
      "last_synced_at": "2026-09-12T01:51:48.464Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02740127"
    },
    {
      "nct_id": "NCT01401712",
      "title": "Optimal Method of Pain Management in Patients With Multiple Rib Fractures",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "3 or More Rib Fractures"
      ],
      "interventions": [
        {
          "name": "ON-Q® Pain Relief System",
          "type": "PROCEDURE"
        },
        {
          "name": "Thoracic epidural catheter",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 96,
      "start_date": "2012-10",
      "completion_date": "2014-10",
      "has_results": false,
      "last_update_posted_date": "2013-10-29",
      "last_synced_at": "2026-09-12T01:51:48.464Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01401712"
    },
    {
      "nct_id": "NCT03512223",
      "title": "Intravenous and Perineural Dexamethasone for Brachial Plexus Block in Hand Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Hand Surgery"
      ],
      "interventions": [
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ohio State University",
      "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": 108,
      "start_date": "2018-10-23",
      "completion_date": "2024-10-20",
      "has_results": false,
      "last_update_posted_date": "2024-11-01",
      "last_synced_at": "2026-09-12T01:51:48.464Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03512223"
    },
    {
      "nct_id": "NCT05323175",
      "title": "Erector Spinae Plane (ESP) Block for Renal Colic",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Renal Colic"
      ],
      "interventions": [
        {
          "name": "Ropivacaine injection",
          "type": "DRUG"
        },
        {
          "name": "Standard of care medications",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Stony Brook University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 24,
      "start_date": "2022-04-25",
      "completion_date": "2026-01-09",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-09-12T01:51:48.464Z",
      "location_count": 1,
      "location_summary": "Stony Brook, New York",
      "locations": [
        {
          "city": "Stony Brook",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05323175"
    },
    {
      "nct_id": "NCT02662023",
      "title": "Continuous TAP Blocks: Relative Effects of a Basal Infusion vs. Repeated Bolus Doses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Bolus",
          "type": "DRUG"
        },
        {
          "name": "Basal",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2016-02",
      "completion_date": "2016-06",
      "has_results": true,
      "last_update_posted_date": "2021-03-18",
      "last_synced_at": "2026-09-12T01:51:48.464Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02662023"
    },
    {
      "nct_id": "NCT03774966",
      "title": "IPACK and Adductor Canal Catheter Patient Outcomes for TKAs?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Surgery",
        "Acute Pain"
      ],
      "interventions": [
        {
          "name": "Adductor Canal Block + Catheter & IPACK block",
          "type": "PROCEDURE"
        },
        {
          "name": "Adductor canal block + catheter",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, Los Angeles",
      "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": "2019-02-12",
      "completion_date": "2019-05-28",
      "has_results": false,
      "last_update_posted_date": "2020-02-19",
      "last_synced_at": "2026-09-12T01:51:48.464Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03774966"
    },
    {
      "nct_id": "NCT01782872",
      "title": "Analgesia After Total Shoulder Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Total Shoulder Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Interscalene Block (ISB) - 0.375% Ropivacaine + additives",
          "type": "PROCEDURE"
        },
        {
          "name": "Interscalene Block (ISB) - 0.2% Ropivacaine + additives",
          "type": "PROCEDURE"
        },
        {
          "name": "Interscalene Block (ISB) - 0.1% Ropivacaine + additives",
          "type": "PROCEDURE"
        },
        {
          "name": "Interscalene Block (ISB) - Systemic Control",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "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": 80,
      "start_date": "2012-10",
      "completion_date": "2014-02",
      "has_results": true,
      "last_update_posted_date": "2016-05-18",
      "last_synced_at": "2026-09-12T01:51:48.464Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01782872"
    },
    {
      "nct_id": "NCT04290442",
      "title": "Adductor Canal Vs Adductor Canal Plus SPANK Block for Postoperative Pain in Knee Arthroplasty Surgery",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Arthroplasty, Replacement, Knee",
        "Anesthesia, Conduction",
        "Acute Pain"
      ],
      "interventions": [
        {
          "name": "adductor canal block",
          "type": "PROCEDURE"
        },
        {
          "name": "SPANK",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Bruce Ben-David",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "19 Years to 90 Years"
      },
      "enrollment_count": 0,
      "start_date": "2021-01-01",
      "completion_date": "2021-06-01",
      "has_results": false,
      "last_update_posted_date": "2020-11-24",
      "last_synced_at": "2026-09-12T01:51:48.464Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04290442"
    },
    {
      "nct_id": "NCT05688670",
      "title": "Regional Anesthesia Following Pediatric Cardiac Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Atrial Septal Defect",
        "Ventricular Septal Defect",
        "Pain, Procedural"
      ],
      "interventions": [
        {
          "name": "Regional Anesthesia",
          "type": "PROCEDURE"
        },
        {
          "name": "Wound infiltration",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine 0.2% Injectable Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "Up to 17 Years"
      },
      "enrollment_count": 52,
      "start_date": "2023-03-29",
      "completion_date": "2025-01-22",
      "has_results": true,
      "last_update_posted_date": "2025-08-28",
      "last_synced_at": "2026-09-12T01:51:48.464Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05688670"
    }
  ]
}