{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Frequency&page=31",
    "query": {
      "intervention": "Frequency",
      "page": 31
    },
    "page_size": 10
  },
  "pagination": {
    "page": 31,
    "page_size": 10,
    "total_count": 2989,
    "total_pages": 299,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Frequency&page=32&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Frequency&page=30&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-28T10:31:51.793Z",
  "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": "NCT01944644",
      "title": "Low Field Magnetic Stimulation for Treatment Resistant Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Treatment Resistant Depression"
      ],
      "interventions": [
        {
          "name": "Active Low Field Magnetic Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Sham Low Field Magnetic Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "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": 66,
      "start_date": "2013-08",
      "completion_date": "2016-05",
      "has_results": true,
      "last_update_posted_date": "2018-09-17",
      "last_synced_at": "2026-10-28T10:31:51.793Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01944644"
    },
    {
      "nct_id": "NCT01320098",
      "title": "Parent Training for Attention Deficit Hyperactivity Disorder (ADHD) Preschoolers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Attention Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Home-Based Parenting Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Clinic-Based Parenting Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Wait-List Control Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "4 Years",
        "sex": "ALL",
        "summary": "3 Years to 4 Years"
      },
      "enrollment_count": 187,
      "start_date": "2007-01",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2014-12-08",
      "last_synced_at": "2026-10-28T10:31:51.793Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01320098"
    },
    {
      "nct_id": "NCT01502306",
      "title": "A Randomized Trial of Medi-Cal Beneficiaries Calling the California Smokers' Helpline",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Telephone counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine patches",
          "type": "DRUG"
        },
        {
          "name": "Incentive",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3816,
      "start_date": "2012-06",
      "completion_date": "2014-02",
      "has_results": true,
      "last_update_posted_date": "2020-02-13",
      "last_synced_at": "2026-10-28T10:31:51.793Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01502306"
    },
    {
      "nct_id": "NCT04783519",
      "title": "Research Evaluating Sleep & Trends for Universal Prevention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insomnia",
        "Alcohol Use, Unspecified",
        "Marijuana Use"
      ],
      "interventions": [
        {
          "name": "Brief Behavioral Therapy for Insomnia (BBTI)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief Alcohol Screening and Intervention for College Students (BASICS)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "18 Years to 24 Years"
      },
      "enrollment_count": 150,
      "start_date": "2021-08-17",
      "completion_date": "2023-07-31",
      "has_results": true,
      "last_update_posted_date": "2024-06-07",
      "last_synced_at": "2026-10-28T10:31:51.793Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04783519"
    },
    {
      "nct_id": "NCT04706832",
      "title": "Thoracic Splanchnic Magnetic Neuromodulation Therapy (ThorS-MagNT) for Grade 3 Diabetic Gastroparesis: Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Diabetic Gastroparesis"
      ],
      "interventions": [
        {
          "name": "Thoracic Splanchnic Magnetic Neuromodulation Therapy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Augusta 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": 7,
      "start_date": "2020-11-05",
      "completion_date": "2022-12-30",
      "has_results": false,
      "last_update_posted_date": "2025-01-30",
      "last_synced_at": "2026-10-28T10:31:51.793Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04706832"
    },
    {
      "nct_id": "NCT04119063",
      "title": "Evaluating Wearable Robotic Assistance on Gait",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Cerebral Palsy"
      ],
      "interventions": [
        {
          "name": "powered orthosis",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Northern Arizona University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "5 Years to 35 Years"
      },
      "enrollment_count": 6,
      "start_date": "2019-09-08",
      "completion_date": "2022-11-20",
      "has_results": true,
      "last_update_posted_date": "2024-01-10",
      "last_synced_at": "2026-10-28T10:31:51.793Z",
      "location_count": 1,
      "location_summary": "Flagstaff, Arizona",
      "locations": [
        {
          "city": "Flagstaff",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04119063"
    },
    {
      "nct_id": "NCT04313192",
      "title": "TENS Treatment for Bedwetting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nocturnal Enuresis",
        "Bed Wetting"
      ],
      "interventions": [
        {
          "name": "pulse rate of 2 Hz",
          "type": "DEVICE"
        },
        {
          "name": "pulse rate of 10 Hz",
          "type": "DEVICE"
        },
        {
          "name": "pulse rate of 150 Hz",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Albany Medical College",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "5 Years to 18 Years"
      },
      "enrollment_count": 125,
      "start_date": "2020-01-20",
      "completion_date": "2024-12-01",
      "has_results": true,
      "last_update_posted_date": "2026-04-15",
      "last_synced_at": "2026-10-28T10:31:51.793Z",
      "location_count": 1,
      "location_summary": "Albany, New York",
      "locations": [
        {
          "city": "Albany",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04313192"
    },
    {
      "nct_id": "NCT05565716",
      "title": "Supporting Self-Management of Healthy Behaviors in Diabetes, Kidney Disease, and Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Renal Insufficiency, Chronic",
        "Hypertension",
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "Support Person",
          "type": "OTHER"
        },
        {
          "name": "Social Norms",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 73,
      "start_date": "2023-08-21",
      "completion_date": "2025-03-31",
      "has_results": true,
      "last_update_posted_date": "2026-07-08",
      "last_synced_at": "2026-10-28T10:31:51.793Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05565716"
    },
    {
      "nct_id": "NCT05908344",
      "title": "Frequen-ZZZ SleepPad Investigational Device POC",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insomnia",
        "Sleep",
        "Sleep Disturbance"
      ],
      "interventions": [
        {
          "name": "Activated Sleep Pad system (Frequen-ZZZ)",
          "type": "DEVICE"
        },
        {
          "name": "Deactivated Sleep Pad system (Frequen-ZZZ)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Kunasan Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "40 Years to 65 Years"
      },
      "enrollment_count": 10,
      "start_date": "2023-07-21",
      "completion_date": "2024-05-10",
      "has_results": true,
      "last_update_posted_date": "2024-12-16",
      "last_synced_at": "2026-10-28T10:31:51.793Z",
      "location_count": 1,
      "location_summary": "State College, Pennsylvania",
      "locations": [
        {
          "city": "State College",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05908344"
    },
    {
      "nct_id": "NCT05320432",
      "title": "Transcutaneous Electrical Nerve Stimulation for Pain Control During First-trimester Abortion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Abortion in First Trimester",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Transcutaneous electrical nerve stimulation (TENS)",
          "type": "DEVICE"
        },
        {
          "name": "Sham",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Stanford 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": 70,
      "start_date": "2023-01-20",
      "completion_date": "2024-03-21",
      "has_results": true,
      "last_update_posted_date": "2025-02-25",
      "last_synced_at": "2026-10-28T10:31:51.793Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05320432"
    }
  ]
}