{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Sphenopalatine+Ganglion+Block&page=2",
    "query": {
      "condition": "Sphenopalatine Ganglion 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?condition=Sphenopalatine+Ganglion+Block&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T08:32:11.985Z",
  "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": "NCT01761604",
      "title": "A Nasal Applicator for the Treatment of Trigeminal Neuralgia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Trigeminal Neuralgia"
      ],
      "interventions": [
        {
          "name": "Nasal ganglion block for TN",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Chicago Anesthesia Pain Specialists",
      "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": 10,
      "start_date": "2011-12",
      "completion_date": "2017-09",
      "has_results": false,
      "last_update_posted_date": "2017-09-14",
      "last_synced_at": "2026-07-24T08:32:11.985Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01761604"
    },
    {
      "nct_id": "NCT03666663",
      "title": "Sphenopalatine Ganglion Blocks RCT",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2019-02-01",
      "completion_date": "2021-07-08",
      "has_results": true,
      "last_update_posted_date": "2021-10-11",
      "last_synced_at": "2026-07-24T08:32:11.985Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03666663"
    },
    {
      "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": "2026-07-24T08:32:11.985Z",
      "location_count": 1,
      "location_summary": "Dayton, Ohio",
      "locations": [
        {
          "city": "Dayton",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07116408"
    },
    {
      "nct_id": "NCT02090998",
      "title": "Sphenopalatine Ganglion Nerve Block vs. Elavil for Treatment of Transformed Migraines",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Transformed Migraine",
        "Chronic Daily Headache"
      ],
      "interventions": [
        {
          "name": "SPG Block with 5% Lidocaine gel",
          "type": "PROCEDURE"
        },
        {
          "name": "Amitriptyline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2014-05",
      "completion_date": "2020-03-16",
      "has_results": true,
      "last_update_posted_date": "2026-06-23",
      "last_synced_at": "2026-07-24T08:32:11.985Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02090998"
    },
    {
      "nct_id": "NCT05365880",
      "title": "Sphenopalatine Ganglion Block for the Treatment of Post-Stroke Headache",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Headache",
        "Stroke",
        "Ischemic Stroke"
      ],
      "interventions": [
        {
          "name": "Liquid Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2022-03-23",
      "completion_date": "2025-06-01",
      "has_results": false,
      "last_update_posted_date": "2024-11-13",
      "last_synced_at": "2026-07-24T08:32:11.985Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05365880"
    },
    {
      "nct_id": "NCT03112720",
      "title": "Therapeutic Epidural Patch Versus Pain Block in the Midface for Headache",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Postdural Puncture Headache"
      ],
      "interventions": [
        {
          "name": "Epidural Blood Patch",
          "type": "DEVICE"
        },
        {
          "name": "Sphenopalatine Ganglion Block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "92 Years",
        "sex": "ALL",
        "summary": "13 Years to 92 Years"
      },
      "enrollment_count": 8,
      "start_date": "2016-09",
      "completion_date": "2020-09",
      "has_results": true,
      "last_update_posted_date": "2023-06-22",
      "last_synced_at": "2026-07-24T08:32:11.985Z",
      "location_count": 2,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        },
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03112720"
    },
    {
      "nct_id": "NCT04255420",
      "title": "SPG Blocks for Headaches",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Headache"
      ],
      "interventions": [
        {
          "name": "SPG Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Standard IV Treatment",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Kendall Healthcare Group, Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 84,
      "start_date": "2020-02-21",
      "completion_date": "2021-06-01",
      "has_results": false,
      "last_update_posted_date": "2020-09-03",
      "last_synced_at": "2026-07-24T08:32:11.985Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04255420"
    },
    {
      "nct_id": "NCT06310200",
      "title": "Sphenopalatine Ganglion Block and Cold Induced Headaches",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cold Induced Headache",
        "Brain Freeze",
        "Cold Induced Cephalgia",
        "Headache"
      ],
      "interventions": [
        {
          "name": "Lidocaine Topical 4% Topical Solution",
          "type": "DRUG"
        },
        {
          "name": "Bitrex",
          "type": "DRUG"
        },
        {
          "name": "normal saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wright State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2025-01-01",
      "completion_date": "2025-07-01",
      "has_results": false,
      "last_update_posted_date": "2025-01-31",
      "last_synced_at": "2026-07-24T08:32:11.985Z",
      "location_count": 1,
      "location_summary": "Dayton, Ohio",
      "locations": [
        {
          "city": "Dayton",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06310200"
    },
    {
      "nct_id": "NCT03181464",
      "title": "Sphenopalatine Ganglion Nerve Block for Postdural Puncture Headache in Obstetrics",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postdural Puncture Headache",
        "Cerebrospinal Fluid Leak",
        "Spinal; Puncture, Complications, Headache"
      ],
      "interventions": [
        {
          "name": "Lidocaine 4%",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": 0,
      "start_date": "2018-04-17",
      "completion_date": "2019-01-30",
      "has_results": false,
      "last_update_posted_date": "2019-02-12",
      "last_synced_at": "2026-07-24T08:32:11.985Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03181464"
    },
    {
      "nct_id": "NCT06621329",
      "title": "Transnasal Sphenopalatine Ganglion Block for Treatment of Acute Subarachnoid Hemorrhage Associated Headache",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "SAH (Subarachnoid Hemorrhage)",
        "Headache"
      ],
      "interventions": [
        {
          "name": "Transnasal sphenopalatine ganglion block",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 40,
      "start_date": "2024-10-17",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2025-11-26",
      "last_synced_at": "2026-07-24T08:32:11.985Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06621329"
    }
  ]
}