{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Selective+Nerve+Root+Block",
    "query": {
      "intervention": "Selective Nerve Root Block"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 3,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T16:41:52.953Z",
  "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": "NCT03801356",
      "title": "Threshold Response of Lumbar Selective Nerve Root Block in Predicting Good Outcome Following Lumbar Foraminotomy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Back Pain",
        "Radiculopathy Lumbar",
        "Degenerative Lumbar Spinal Stenosis"
      ],
      "interventions": [
        {
          "name": "Selective Nerve Root Block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Cleveland Clinic",
      "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": 11,
      "start_date": "2018-08-23",
      "completion_date": "2020-12-15",
      "has_results": true,
      "last_update_posted_date": "2023-07-21",
      "last_synced_at": "2026-09-05T16:41:52.953Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03801356"
    },
    {
      "nct_id": "NCT00934284",
      "title": "Effectiveness Study of Physical Therapy as an Adjunct to a Lumbar Therapeutic Selective Nerve Root Block",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sciatic Neuropathy",
        "Radiculopathy",
        "Intervertebral Disk Displacement"
      ],
      "interventions": [
        {
          "name": "Lumbar injection",
          "type": "OTHER"
        },
        {
          "name": "Rehabilitation following lumbar injection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 44,
      "start_date": "2006-01",
      "completion_date": "2008-02",
      "has_results": false,
      "last_update_posted_date": "2024-12-13",
      "last_synced_at": "2026-09-05T16:41:52.953Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00934284"
    },
    {
      "nct_id": "NCT02761928",
      "title": "Investigation of Hypermobility, Biomarkers, and Pain Generators in Chronic Pain Patients",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Low Back Pain, Mechanical",
        "Spinal Stenosis",
        "Nerve Root Disorder",
        "Radiculopathy, Cervical",
        "Benign Hypermobility Syndrome"
      ],
      "interventions": [
        {
          "name": "Beighton score for hypermobility",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2016-01",
      "completion_date": "2017-08-01",
      "has_results": false,
      "last_update_posted_date": "2020-11-12",
      "last_synced_at": "2026-09-05T16:41:52.953Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02761928"
    }
  ]
}