{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Headache",
    "query": {
      "condition": "Headache"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 931,
    "total_pages": 94,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Headache&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T22:17:50.260Z",
  "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": "NCT06608277",
      "title": "Ketamine, SGB and Combination Treatment for TBI-associated Headache or PTSD",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Posttraumatic Headache",
        "Posttraumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Group A active comparator",
          "type": "PROCEDURE"
        },
        {
          "name": "Group B active comparator",
          "type": "DRUG"
        },
        {
          "name": "Group C Experimental",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Group D Placebo Comparator",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "COMBINATION_PRODUCT",
        "OTHER"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 175,
      "start_date": "2025-07-02",
      "completion_date": "2028-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-05-21T22:17:50.260Z",
      "location_count": 3,
      "location_summary": "Chicago, Illinois • Bethesda, Maryland • Fort Bragg, North Carolina",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Fort Bragg",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06608277"
    },
    {
      "nct_id": "NCT03537573",
      "title": "Provider-Targeted Behavioral Interventions to Prevent Unsafe Opioid Prescribing for Acute Pain in Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Pain",
        "Headache",
        "Musculoskeletal Pain"
      ],
      "interventions": [
        {
          "name": "Usual Care/Guideline",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Opioid Justification",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Provider Comparison",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22616,
      "start_date": "2018-09-23",
      "completion_date": "2021-02-28",
      "has_results": false,
      "last_update_posted_date": "2024-10-08",
      "last_synced_at": "2026-05-21T22:17:50.260Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03537573"
    },
    {
      "nct_id": "NCT02630719",
      "title": "Timolol Eye Drops in the Treatment of Acute Migraine Headache",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Timolol eye drops",
          "type": "DRUG"
        },
        {
          "name": "Artificial tears",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Missouri, Kansas City",
      "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": "2016-01",
      "completion_date": "2017-08-01",
      "has_results": true,
      "last_update_posted_date": "2019-05-15",
      "last_synced_at": "2026-05-21T22:17:50.260Z",
      "location_count": 1,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02630719"
    },
    {
      "nct_id": "NCT00168428",
      "title": "A Study Using Botulinum Toxin Type A as Headache Prophylaxis for Migraine Patients With Frequent Headaches",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Migraine Disorders"
      ],
      "interventions": [
        {
          "name": "Botulinum Toxin Type A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "placebo (saline)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Allergan",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 705,
      "start_date": "2006-03",
      "completion_date": "2008-08",
      "has_results": true,
      "last_update_posted_date": "2013-11-18",
      "last_synced_at": "2026-05-21T22:17:50.260Z",
      "location_count": 1,
      "location_summary": "Walnut Creek, California",
      "locations": [
        {
          "city": "Walnut Creek",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00168428"
    },
    {
      "nct_id": "NCT05707754",
      "title": "Sphenopalatine Ganglion Block Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sphenopalatine Ganglion Nerve Block"
      ],
      "interventions": [
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "angiocatheter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Montefiore Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 220,
      "start_date": "2023-03-06",
      "completion_date": "2024-08-30",
      "has_results": false,
      "last_update_posted_date": "2024-10-08",
      "last_synced_at": "2026-05-21T22:17:50.260Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05707754"
    },
    {
      "nct_id": "NCT03597529",
      "title": "CHOCOlate MeLatonin for AdolescenT MigrainE",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Melatonin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amy Gelfand",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "3 Years to 17 Years"
      },
      "enrollment_count": 84,
      "start_date": "2017-09-25",
      "completion_date": "2019-12-01",
      "has_results": true,
      "last_update_posted_date": "2021-06-15",
      "last_synced_at": "2026-05-21T22:17:50.260Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03597529"
    },
    {
      "nct_id": "NCT03790124",
      "title": "Post-dural Puncture Headache: A Retrospective Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obstetric Anesthesia Problems",
        "Headache",
        "Epidural; Anesthesia, Headache"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Augusta University",
      "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": 50,
      "start_date": "2019-02-01",
      "completion_date": "2019-03-30",
      "has_results": false,
      "last_update_posted_date": "2019-06-19",
      "last_synced_at": "2026-05-21T22:17:50.260Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03790124"
    },
    {
      "nct_id": "NCT03430531",
      "title": "Effectiveness of Sphenopalatine Ganglion Block for Post-Dural Puncture Headache",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Post-Dural Puncture Headache",
        "Sphenopalatine Ganglion Block"
      ],
      "interventions": [
        {
          "name": "Lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Milton S. Hershey 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": 6,
      "start_date": "2019-05-31",
      "completion_date": "2022-03-11",
      "has_results": true,
      "last_update_posted_date": "2022-06-15",
      "last_synced_at": "2026-05-21T22:17:50.260Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03430531"
    },
    {
      "nct_id": "NCT02856802",
      "title": "An Efficacy and Safety Study of DFN-02 (Sumatriptan Nasal Spray 10 mg)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Migraine Headaches"
      ],
      "interventions": [
        {
          "name": "Sumatriptan 10 mg Nasal Spray",
          "type": "DRUG"
        },
        {
          "name": "Sumatriptan Placebo Nasal Spray",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Upsher-Smith Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 107,
      "start_date": "2016-07-11",
      "completion_date": "2017-02-10",
      "has_results": true,
      "last_update_posted_date": "2021-03-30",
      "last_synced_at": "2026-05-21T22:17:50.260Z",
      "location_count": 9,
      "location_summary": "San Diego, California • Santa Monica, California • Boston, Massachusetts + 6 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02856802"
    },
    {
      "nct_id": "NCT02473276",
      "title": "2 Dose Neuraxial Morphine for Prevention of PDPH",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postdural Puncture Headache"
      ],
      "interventions": [
        {
          "name": "Morphine",
          "type": "DRUG"
        },
        {
          "name": "Sterile normal saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Columbia University",
      "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": 44,
      "start_date": "2015-09",
      "completion_date": "2020-01",
      "has_results": true,
      "last_update_posted_date": "2025-02-05",
      "last_synced_at": "2026-05-21T22:17:50.260Z",
      "location_count": 4,
      "location_summary": "Newark, New Jersey • New York, New York",
      "locations": [
        {
          "city": "Newark",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02473276"
    }
  ]
}