{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=QLB",
    "query": {
      "intervention": "QLB"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 9,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T13:09:03.443Z",
  "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": "NCT03007966",
      "title": "IINB vs. QLB for Elective Open Inguinal Herniorrhaphy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nerve Block",
        "Herniorrhaphy",
        "Regional Anesthesia"
      ],
      "interventions": [
        {
          "name": "Ilioinguinal / Iliohypogastric Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Quadratus Lumborum Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Bupivacaine 0.25%",
          "type": "DRUG"
        },
        {
          "name": "Epinephrine 1:200k",
          "type": "DRUG"
        },
        {
          "name": "Clonidine 1.66mcg/cc",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "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": 60,
      "start_date": "2017-01-30",
      "completion_date": "2018-02-17",
      "has_results": true,
      "last_update_posted_date": "2019-11-18",
      "last_synced_at": "2026-09-06T13:09:03.443Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03007966"
    },
    {
      "nct_id": "NCT04368364",
      "title": "A Randomized Control Trial Comparing Analgesic Benefits of Ultrasound-guided Single vs Continuous Quadratus Lumborum Blocks (QLB)vs Intrathecal Morphine(ITM) for Post Cesarean Section Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Intrathecal morphine sulfate (ITM)",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "ropivacaine hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "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": 3,
      "start_date": "2020-05-22",
      "completion_date": "2020-06-29",
      "has_results": true,
      "last_update_posted_date": "2022-05-16",
      "last_synced_at": "2026-09-06T13:09:03.443Z",
      "location_count": 2,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04368364"
    },
    {
      "nct_id": "NCT03261193",
      "title": "ITM + Bupivacaine QLB vs. ITM + Sham Saline QLB for Cesarean Delivery Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "ITM + Sham QLB",
          "type": "DRUG"
        },
        {
          "name": "ITM + Bupivacaine QLB",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Nicholas Schott",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 21,
      "start_date": "2017-09-05",
      "completion_date": "2022-11-11",
      "has_results": true,
      "last_update_posted_date": "2024-05-06",
      "last_synced_at": "2026-09-06T13:09:03.443Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03261193"
    },
    {
      "nct_id": "NCT03408483",
      "title": "Quadratus Lumborum Block Versus Control for Total Hip Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Total Hip Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Quadratus Lumborum Block (QLB)",
          "type": "DRUG"
        },
        {
          "name": "Standard of Care",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2018-04-01",
      "completion_date": "2020-08-22",
      "has_results": true,
      "last_update_posted_date": "2021-06-09",
      "last_synced_at": "2026-09-06T13:09:03.443Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03408483"
    },
    {
      "nct_id": "NCT03409900",
      "title": "Lumbar Plexus Block Versus Quadratus Lumborum Block for Primary Anterior Total Hip Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis",
        "Total Hip Arthroplasty"
      ],
      "interventions": [
        {
          "name": "LPB",
          "type": "OTHER"
        },
        {
          "name": "QLB",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 44,
      "start_date": "2019-03-04",
      "completion_date": "2019-11-22",
      "has_results": false,
      "last_update_posted_date": "2020-05-12",
      "last_synced_at": "2026-09-06T13:09:03.443Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03409900"
    },
    {
      "nct_id": "NCT03977454",
      "title": "Periarticular Injection Versus Peripheral Nerve Block in Total Hip Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hip Arthropathy"
      ],
      "interventions": [
        {
          "name": "Nerve Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Periarticular Injection (PAI)",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Dex",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 192,
      "start_date": "2019-11-11",
      "completion_date": "2021-06-19",
      "has_results": true,
      "last_update_posted_date": "2022-09-23",
      "last_synced_at": "2026-09-06T13:09:03.443Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03977454"
    },
    {
      "nct_id": "NCT03432650",
      "title": "Evaluation of Anterior Quadratus Lumborum Block for Postoperative Analgesia in Hip Arthroscopy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hip Disease"
      ],
      "interventions": [
        {
          "name": "Bupivacaine + dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "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": 96,
      "start_date": "2018-06-01",
      "completion_date": "2021-09-09",
      "has_results": true,
      "last_update_posted_date": "2022-08-19",
      "last_synced_at": "2026-09-06T13:09:03.443Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03432650"
    },
    {
      "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": "2026-09-06T13:09:03.443Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03794882"
    },
    {
      "nct_id": "NCT06709716",
      "title": "Impact of Preoperative Quadratus Lumborum Block on Postoperative Opioid Consumption After Laparoscopic Hysterectomy",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Pain",
        "Laparoscopic Hysterectomy",
        "Nerve Block",
        "Quadratus Lumborum Block"
      ],
      "interventions": [
        {
          "name": "Quadratus Lumborum Block (QLB)",
          "type": "DRUG"
        },
        {
          "name": "Quadratus lumborum block",
          "type": "DRUG"
        },
        {
          "name": "Local Anesthetic Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Walter Reed National Military Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 76,
      "start_date": "2024-12-01",
      "completion_date": "2026-02",
      "has_results": false,
      "last_update_posted_date": "2024-11-29",
      "last_synced_at": "2026-09-06T13:09:03.443Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06709716"
    }
  ]
}