{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Subarachnoid+block&page=2",
    "query": {
      "intervention": "Subarachnoid block",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Subarachnoid+block&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-21T01:28:14.154Z",
  "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": "NCT03173326",
      "title": "Patient Satisfaction and Postoperative Analgesia Between Subarachnoid Block With 2-chloroprocaine Versus General Anesthesia for Knee Arthroscopy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Arthroscopy",
        "General Anesthesia",
        "Subarachnoid Block"
      ],
      "interventions": [
        {
          "name": "General anesthesia",
          "type": "PROCEDURE"
        },
        {
          "name": "Subarachnoid block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "30 Years to 65 Years"
      },
      "enrollment_count": 1,
      "start_date": "2017-06-16",
      "completion_date": "2018-04-20",
      "has_results": false,
      "last_update_posted_date": "2018-08-08",
      "last_synced_at": "2026-09-21T01:28:14.154Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03173326"
    },
    {
      "nct_id": "NCT05688943",
      "title": "Comparative Analysis of Spinal Anesthesia Versus General Anesthesia for vNOTES",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anesthesia",
        "Tubal Ligation"
      ],
      "interventions": [
        {
          "name": "Spinal Anesthesia",
          "type": "PROCEDURE"
        },
        {
          "name": "General Anesthesia",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 20,
      "start_date": "2023-03-01",
      "completion_date": "2026-07-15",
      "has_results": false,
      "last_update_posted_date": "2025-06-05",
      "last_synced_at": "2026-09-21T01:28:14.154Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05688943"
    },
    {
      "nct_id": "NCT07116408",
      "title": "Intranasal Sphenopalatine Ganglion Blockade for Headaches Following Aneurysmal Subarachnoid Hemorrhage",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Aneurysmal Subarachnoid Hemorrhage (aSAH)",
        "Headache"
      ],
      "interventions": [
        {
          "name": "Lidocaine (drug)",
          "type": "DRUG"
        },
        {
          "name": "Tx 360",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Wright 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": 20,
      "start_date": "2024-05-20",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-09-21T01:28:14.154Z",
      "location_count": 1,
      "location_summary": "Dayton, Ohio",
      "locations": [
        {
          "city": "Dayton",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07116408"
    },
    {
      "nct_id": "NCT03324984",
      "title": "1% Chloroprocaine(PF) vs. Bupivacaine Spinals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Return of Motor and Sensory Blockade",
        "Anesthesia, Spinal",
        "Decrease Discharge Time Status Post Hemorrhoidectomy"
      ],
      "interventions": [
        {
          "name": "1% chloroprocaine",
          "type": "DRUG"
        },
        {
          "name": "0.75% bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Montefiore Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2019-09-11",
      "completion_date": "2023-02-01",
      "has_results": true,
      "last_update_posted_date": "2025-02-28",
      "last_synced_at": "2026-09-21T01:28:14.154Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03324984"
    },
    {
      "nct_id": "NCT01176006",
      "title": "Pilot Study of Reduced-Intensity Hematopoietic Stem Cell Transplant of DOCK8 Deficiency",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "DOCK8 Deficiency"
      ],
      "interventions": [
        {
          "name": "Reduced-intensity hematopoietic stem cell",
          "type": "PROCEDURE"
        },
        {
          "name": "Fludarabine(Fludara, Berlex Laboratories)",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide(CTX, Cytoxan)",
          "type": "DRUG"
        },
        {
          "name": "Total Body Irradiation (TBI)",
          "type": "PROCEDURE"
        },
        {
          "name": "Busulfan (Busulfex)",
          "type": "DRUG"
        },
        {
          "name": "Donor peripheral blood stem cell mobiliation and collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Harvest Procedure",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "4 Years to 120 Years"
      },
      "enrollment_count": 70,
      "start_date": "2010-10-05",
      "completion_date": "2028-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-09-21T01:28:14.154Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01176006"
    },
    {
      "nct_id": "NCT02980926",
      "title": "Mepivacaine vs. Bupivacaine Spinal Anesthetic in Total Knee Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anesthesia, Spinal",
        "Arthroplasty, Replacement, Knee",
        "Pain Management",
        "Early Ambulation",
        "Ambulatory Surgical Procedures"
      ],
      "interventions": [
        {
          "name": "Mepivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Henry Ford Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "40 Years to 90 Years"
      },
      "enrollment_count": 32,
      "start_date": "2016-12",
      "completion_date": "2017-03",
      "has_results": false,
      "last_update_posted_date": "2017-03-27",
      "last_synced_at": "2026-09-21T01:28:14.154Z",
      "location_count": 1,
      "location_summary": "West Bloomfield, Michigan",
      "locations": [
        {
          "city": "West Bloomfield",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02980926"
    },
    {
      "nct_id": "NCT00486902",
      "title": "Does a Single Intravenous Dose of Ketamine Reduce the Need for Supplemental Opioids in Post-Cesarean Section Patients?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ketamine Adverse Reaction",
        "Effects of; Anesthesia, Spinal and Epidural, in Pregnancy",
        "Complication of Labor and/or Delivery"
      ],
      "interventions": [
        {
          "name": "Ketamine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 60 Years · Female only"
      },
      "enrollment_count": 188,
      "start_date": "2006-07",
      "completion_date": "2008-10",
      "has_results": true,
      "last_update_posted_date": "2014-04-14",
      "last_synced_at": "2026-09-21T01:28:14.154Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00486902"
    },
    {
      "nct_id": "NCT02818764",
      "title": "Delirium, Intraoperative Cerebral Perfusion and EEG Abnormalities After Total Hip Arthroplasty",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Delirium",
        "Hip Arthroplasty",
        "Elderly"
      ],
      "interventions": [
        {
          "name": "Blood Draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Cerebral Spinal Fluid collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Electroencephalogram",
          "type": "DEVICE"
        },
        {
          "name": "Cerebral blood flow and oxygen extraction fraction",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2016-06",
      "completion_date": "2020-12",
      "has_results": false,
      "last_update_posted_date": "2020-12-23",
      "last_synced_at": "2026-09-21T01:28:14.154Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02818764"
    },
    {
      "nct_id": "NCT03838874",
      "title": "Mepivacaine Versus Low-Dose Bupivacaine For Primary Total Hip and Knee Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Knee Osteoarthritis",
        "Hip Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Low-Dose Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Mepivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Days",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Days and older"
      },
      "enrollment_count": 154,
      "start_date": "2019-02-25",
      "completion_date": "2019-10-29",
      "has_results": true,
      "last_update_posted_date": "2021-08-12",
      "last_synced_at": "2026-09-21T01:28:14.154Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03838874"
    },
    {
      "nct_id": "NCT02009722",
      "title": "Intrathecal Opioids for Pain Control After Cesarean Delivery: Determining the Optimal Dose",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Analgesia, Obstetrical",
        "Cesarean Section"
      ],
      "interventions": [
        {
          "name": "Morphine",
          "type": "DRUG"
        },
        {
          "name": "Hydromorphone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 84,
      "start_date": "2014-01",
      "completion_date": "2015-04",
      "has_results": true,
      "last_update_posted_date": "2016-07-25",
      "last_synced_at": "2026-09-21T01:28:14.154Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02009722"
    }
  ]
}