{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Restricted&page=20",
    "query": {
      "intervention": "Restricted",
      "page": 20
    },
    "page_size": 10
  },
  "pagination": {
    "page": 20,
    "page_size": 10,
    "total_count": 1683,
    "total_pages": 169,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Restricted&page=21&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Restricted&page=19&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-03T11:21:25.964Z",
  "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": "NCT03182985",
      "title": "The Impact of Time Restricted Feeding (TRF) in Improving the Health of Patients With Metabolic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss",
        "Metabolic Syndrome",
        "Overweight and Obesity"
      ],
      "interventions": [
        {
          "name": "Time Restricted Feeding",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "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": 35,
      "start_date": "2017-07-28",
      "completion_date": "2019-08-05",
      "has_results": false,
      "last_update_posted_date": "2021-01-11",
      "last_synced_at": "2026-11-03T11:21:25.964Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03182985"
    },
    {
      "nct_id": "NCT03962647",
      "title": "A 2-Week Ketogenic Diet in Combination With Letrozole to Modulate PI3K Signaling in ER+ Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Estrogen Receptor-positive Breast Cancer"
      ],
      "interventions": [
        {
          "name": "2-Week Ketogenic Diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Letrozole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "Vanderbilt-Ingram Cancer Center",
      "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": 31,
      "start_date": "2019-07-08",
      "completion_date": "2024-07-14",
      "has_results": false,
      "last_update_posted_date": "2026-04-30",
      "last_synced_at": "2026-11-03T11:21:25.964Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03962647"
    },
    {
      "nct_id": "NCT00914108",
      "title": "Severe Intrauterine Growth Retardation: Developmental Newborn Intensive Care Unit (NICU) Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Intrauterine Growth Retardation",
        "Prematurity"
      ],
      "interventions": [
        {
          "name": "Newborn Individualized Developmental Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "36 Weeks",
        "sex": "ALL",
        "summary": "Up to 36 Weeks"
      },
      "enrollment_count": 30,
      "start_date": "1996-10",
      "completion_date": "2002-07",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-11-03T11:21:25.964Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00914108"
    },
    {
      "nct_id": "NCT05637840",
      "title": "Study of Metabolic Content of Urine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Content of Urine"
      ],
      "interventions": [
        {
          "name": "Urine sample",
          "type": "OTHER"
        },
        {
          "name": "Sleep restriction",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2022-12-06",
      "completion_date": "2023-11-18",
      "has_results": false,
      "last_update_posted_date": "2024-02-16",
      "last_synced_at": "2026-11-03T11:21:25.964Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05637840"
    },
    {
      "nct_id": "NCT04572113",
      "title": "Comparison of Cervical Motion Restriction and Interface Pressure Between Two Cervical Collars",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cervical Pain"
      ],
      "interventions": [
        {
          "name": "Cervical collar",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "More Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 12,
      "start_date": "2018-11-30",
      "completion_date": "2019-11-02",
      "has_results": false,
      "last_update_posted_date": "2021-08-23",
      "last_synced_at": "2026-11-03T11:21:25.964Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04572113"
    },
    {
      "nct_id": "NCT04482179",
      "title": "Transcranial Magnetic Stimulation and Constraint Induced Language Therapy for Alzheimer Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "Active TMS",
          "type": "DEVICE"
        },
        {
          "name": "CILT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sham TMS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "60 Years to 85 Years"
      },
      "enrollment_count": 23,
      "start_date": "2020-02-19",
      "completion_date": "2024-08-31",
      "has_results": true,
      "last_update_posted_date": "2025-09-15",
      "last_synced_at": "2026-11-03T11:21:25.964Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04482179"
    },
    {
      "nct_id": "NCT04248491",
      "title": "Emsella Chair Versus Sham for the Treatment of Chronic Pelvic Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pelvic Pain"
      ],
      "interventions": [
        {
          "name": "BTL Emsella chair",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Corewell Health East",
      "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": 11,
      "start_date": "2020-07-13",
      "completion_date": "2023-07-13",
      "has_results": true,
      "last_update_posted_date": "2023-09-21",
      "last_synced_at": "2026-11-03T11:21:25.964Z",
      "location_count": 1,
      "location_summary": "Royal Oak, Michigan",
      "locations": [
        {
          "city": "Royal Oak",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04248491"
    },
    {
      "nct_id": "NCT04975633",
      "title": "USC and Bodyport Remote Heart Failure Management Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Bodyport Cardiac Scale",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 39,
      "start_date": "2021-05-10",
      "completion_date": "2024-09-05",
      "has_results": false,
      "last_update_posted_date": "2025-02-26",
      "last_synced_at": "2026-11-03T11:21:25.964Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04975633"
    },
    {
      "nct_id": "NCT00993278",
      "title": "Effects of the Atkins Diet Versus a Low Fat Diet on Inflammation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cardiovascular Health",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Low-Carbohydrate (Modified Atkins) Diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low-Fat (Heart Healthy) Diet",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Boston Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 60,
      "start_date": "2008-08",
      "completion_date": "2011-01",
      "has_results": false,
      "last_update_posted_date": "2015-05-14",
      "last_synced_at": "2026-11-03T11:21:25.964Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00993278"
    },
    {
      "nct_id": "NCT02940743",
      "title": "Behavioral Management of Phosphorus in Hemodialysis Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Disease (CKD)",
        "Hyperphosphatemia"
      ],
      "interventions": [
        {
          "name": "Education (Edu)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "SM intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Social Cognitive Therapy (SCT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "19 Years to 89 Years"
      },
      "enrollment_count": 40,
      "start_date": "2018-04-23",
      "completion_date": "2018-05-01",
      "has_results": false,
      "last_update_posted_date": "2018-05-31",
      "last_synced_at": "2026-11-03T11:21:25.964Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02940743"
    }
  ]
}