{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Frequency&page=10",
    "query": {
      "intervention": "Frequency",
      "page": 10
    },
    "page_size": 10
  },
  "pagination": {
    "page": 10,
    "page_size": 10,
    "total_count": 2988,
    "total_pages": 299,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Frequency&page=11&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Frequency&page=9&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-24T12:57:46.269Z",
  "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": "NCT00244894",
      "title": "Acupuncture in Treating Hot Flashes in Patients With Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fatigue",
        "Hot Flashes",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "acupuncture therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "fatigue assessment and management",
          "type": "PROCEDURE"
        },
        {
          "name": "hot flashes attenuation",
          "type": "PROCEDURE"
        },
        {
          "name": "management of therapy complications",
          "type": "PROCEDURE"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "MALE",
        "summary": "18 Years to 120 Years · Male only"
      },
      "enrollment_count": 22,
      "start_date": "2002-09",
      "completion_date": "2010-04",
      "has_results": false,
      "last_update_posted_date": "2017-04-28",
      "last_synced_at": "2026-10-24T12:57:46.269Z",
      "location_count": 2,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00244894"
    },
    {
      "nct_id": "NCT03843788",
      "title": "TENS and Opioid Use After Cesarean Delivery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cesarean Section Complications",
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Transcutaneous Electrical Nerve Stimulation (TENS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 16,
      "start_date": "2018-11-09",
      "completion_date": "2020-03-31",
      "has_results": true,
      "last_update_posted_date": "2024-10-29",
      "last_synced_at": "2026-10-24T12:57:46.269Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03843788"
    },
    {
      "nct_id": "NCT04173572",
      "title": "Targeting Physical Health in Schizophrenia: Physical Activity Can Enhance Life Randomized Control Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Schizophrenia",
        "Schizoaffective Disorder",
        "Brief Psychotic Disorder",
        "Schizophreniform Disorders",
        "Unspecified Schizophrenia Spectrum and Other Psychotic Disorder"
      ],
      "interventions": [
        {
          "name": "PACE-Life",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exercise Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 50,
      "start_date": "2019-12-20",
      "completion_date": "2022-03-23",
      "has_results": true,
      "last_update_posted_date": "2022-09-22",
      "last_synced_at": "2026-10-24T12:57:46.269Z",
      "location_count": 2,
      "location_summary": "Chapel Hill, North Carolina • Raleigh, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04173572"
    },
    {
      "nct_id": "NCT05010473",
      "title": "Cortical Contributions to Frequency Following Responses and Modulation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Language"
      ],
      "interventions": [
        {
          "name": "Speech and non-speech sound stimulation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "13 Years to 25 Years"
      },
      "enrollment_count": 73,
      "start_date": "2022-01-20",
      "completion_date": "2026-03-04",
      "has_results": false,
      "last_update_posted_date": "2026-04-24",
      "last_synced_at": "2026-10-24T12:57:46.269Z",
      "location_count": 1,
      "location_summary": "Evanston, Illinois",
      "locations": [
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05010473"
    },
    {
      "nct_id": "NCT05607303",
      "title": "Effect of Hormones on Frequency of Headache and Brain Structure and Function in Puberty",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Headache",
        "Gender Identity"
      ],
      "interventions": [
        {
          "name": "Clinical estrogen therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "9 Years to 20 Years"
      },
      "enrollment_count": 138,
      "start_date": "2021-12-14",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-16",
      "last_synced_at": "2026-10-24T12:57:46.269Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05607303"
    },
    {
      "nct_id": "NCT02033070",
      "title": "Patient Registry: Radio Frequency Ablation of Barrett's Esophagus Using HALO System",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Barrett's Esophagus"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Ochsner Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": null,
      "start_date": "2013-11",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-01-10",
      "last_synced_at": "2026-10-24T12:57:46.269Z",
      "location_count": 1,
      "location_summary": "Kenner, Louisiana",
      "locations": [
        {
          "city": "Kenner",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02033070"
    },
    {
      "nct_id": "NCT03923322",
      "title": "Botanical Tincture for Symptoms of Irritable Bowel Syndrome",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Irritable Bowel Syndrome Characterized by Constipation"
      ],
      "interventions": [
        {
          "name": "Botanical Tincture",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Stamford Hospital",
      "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": "2025-01",
      "completion_date": "2025-01",
      "has_results": false,
      "last_update_posted_date": "2024-11-29",
      "last_synced_at": "2026-10-24T12:57:46.269Z",
      "location_count": 1,
      "location_summary": "Stamford, Connecticut",
      "locations": [
        {
          "city": "Stamford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03923322"
    },
    {
      "nct_id": "NCT04167189",
      "title": "Observational Study to Assess the Frequency of Lidocaine Ineffectiveness in Hard-to-treat ADHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "ADHD"
      ],
      "interventions": [
        {
          "name": "Lidocaine gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "PhenoSolve, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "7 Years to 49 Years"
      },
      "enrollment_count": 28,
      "start_date": "2018-01-20",
      "completion_date": "2020-03-30",
      "has_results": true,
      "last_update_posted_date": "2021-07-02",
      "last_synced_at": "2026-10-24T12:57:46.269Z",
      "location_count": 1,
      "location_summary": "Voorhees Township, New Jersey",
      "locations": [
        {
          "city": "Voorhees Township",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04167189"
    },
    {
      "nct_id": "NCT06612723",
      "title": "High vs Low-frequency of High-intensity Training in Chronic Stroke",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke"
      ],
      "interventions": [
        {
          "name": "high-intensity gait training",
          "type": "OTHER"
        },
        {
          "name": "Physical activity coaching",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 40,
      "start_date": "2024-09-16",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2026-01-27",
      "last_synced_at": "2026-10-24T12:57:46.269Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06612723"
    },
    {
      "nct_id": "NCT07496918",
      "title": "Brain Effects of Gamma Frequency Sensory Stimulation (40Hz Light, Sound and Other Devices)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cognitively Healthy People",
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "GENUS",
          "type": "DEVICE"
        },
        {
          "name": "Tactile GENUS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts Institute of Technology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 150,
      "start_date": "2018-02-20",
      "completion_date": "2027-01-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-10-24T12:57:46.269Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07496918"
    }
  ]
}