{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Longitudinal+Studies&page=32",
    "query": {
      "condition": "Longitudinal Studies",
      "page": 32
    },
    "page_size": 10
  },
  "pagination": {
    "page": 32,
    "page_size": 10,
    "total_count": 8685,
    "total_pages": 869,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Longitudinal+Studies&page=33&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Longitudinal+Studies&page=31&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-05T07:39:15.680Z",
  "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": "NCT02452749",
      "title": "Prospective Safety and Tolerability Assessment of a Cardiovascular Health Dietary Supplement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Cardiovascular health dietary supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "National University of Natural Medicine",
      "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": 30,
      "start_date": "2015-05-01",
      "completion_date": "2017-07-28",
      "has_results": false,
      "last_update_posted_date": "2018-03-15",
      "last_synced_at": "2026-11-05T07:39:15.680Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02452749"
    },
    {
      "nct_id": "NCT02932449",
      "title": "A 5-year Longitudinal Observational Study of Patients With Primary Biliary Cholangitis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Biliary Cirrhosis, Primary"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Target PharmaSolutions, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 711,
      "start_date": "2016-10",
      "completion_date": "2025-01-23",
      "has_results": false,
      "last_update_posted_date": "2026-02-18",
      "last_synced_at": "2026-11-05T07:39:15.680Z",
      "location_count": 39,
      "location_summary": "Chandler, Arizona • Phoenix, Arizona • Little Rock, Arkansas + 31 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02932449"
    },
    {
      "nct_id": "NCT06263985",
      "title": "Axis(TM) Solvent-dehydrate Dermal Allograft in the Treatment of Pelvic Organ Prolapse.",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pelvic Organ Prolapse"
      ],
      "interventions": [
        {
          "name": "Axis Dermis biologic mesh repair for pelvic organ prolapse",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Michigan Institution of Women's Health PC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "89 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 89 Years · Female only"
      },
      "enrollment_count": 50,
      "start_date": "2021-11-02",
      "completion_date": "2025-05-30",
      "has_results": false,
      "last_update_posted_date": "2024-02-16",
      "last_synced_at": "2026-11-05T07:39:15.680Z",
      "location_count": 1,
      "location_summary": "Dearborn, Michigan",
      "locations": [
        {
          "city": "Dearborn",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06263985"
    },
    {
      "nct_id": "NCT04146467",
      "title": "Renuvion APR Device to Improve the Appearance of Lax Tissue in the Neck and Submental Region",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lax Skin"
      ],
      "interventions": [
        {
          "name": "Renuvion APR Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Apyx Medical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "35 Years to 65 Years"
      },
      "enrollment_count": 82,
      "start_date": "2019-11-26",
      "completion_date": "2022-02-28",
      "has_results": true,
      "last_update_posted_date": "2022-07-20",
      "last_synced_at": "2026-11-05T07:39:15.680Z",
      "location_count": 6,
      "location_summary": "San Diego, California • Washington D.C., District of Columbia • Montclair, New Jersey + 3 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Montclair",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Huntersville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04146467"
    },
    {
      "nct_id": "NCT03198871",
      "title": "IV Acetaminophen for Post-Operative Pain Management in Enhanced Recovery After Surgery (ERAS) Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Abdominal Wall Hernia",
        "Pancreatic Diseases",
        "Bowel Disease",
        "Gastric Disease"
      ],
      "interventions": [
        {
          "name": "Acetaminophen Injectable Product",
          "type": "DRUG"
        },
        {
          "name": "Sodium Chloride 0.9%, Intravenous",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kathirvel Subramaniam",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 180,
      "start_date": "2018-05-24",
      "completion_date": "2020-11-30",
      "has_results": true,
      "last_update_posted_date": "2021-01-28",
      "last_synced_at": "2026-11-05T07:39:15.680Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03198871"
    },
    {
      "nct_id": "NCT06425471",
      "title": "The Use of Karl Storz Curved Fetoscope (11508aak) and Its Straight Version (11506akk) for In-utero Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "In Utero Procedure Affecting Fetus or Newborn"
      ],
      "interventions": [
        {
          "name": "KARL STORZ fetoscope arm",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 50,
      "start_date": "2024-04-04",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-08-14",
      "last_synced_at": "2026-11-05T07:39:15.680Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06425471"
    },
    {
      "nct_id": "NCT04270526",
      "title": "Minimizing Pain During Office Intradetrussor Botox Injection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Overactive Bladder",
        "Overactive Detrusor",
        "Overactive Bladder Syndrome",
        "Overactivity; Behavior",
        "Urge Incontinence"
      ],
      "interventions": [
        {
          "name": "Bicarbonate protocol",
          "type": "DRUG"
        },
        {
          "name": "Standard protocol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boston Urogynecology Associates",
      "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": 85,
      "start_date": "2020-08-15",
      "completion_date": "2023-06-30",
      "has_results": true,
      "last_update_posted_date": "2025-03-06",
      "last_synced_at": "2026-11-05T07:39:15.680Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04270526"
    },
    {
      "nct_id": "NCT01369485",
      "title": "Safety and Effectiveness of a Non-invasive Neuromodulation Device on Urgency Urinary Incontinence in Overactive Bladder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overactive Bladder"
      ],
      "interventions": [
        {
          "name": "(VERV™ System)",
          "type": "DEVICE"
        },
        {
          "name": "Sham version of (VERV™ System)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ethicon Endo-Surgery",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 163,
      "start_date": "2011-06",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2014-09-11",
      "last_synced_at": "2026-11-05T07:39:15.680Z",
      "location_count": 14,
      "location_summary": "Tucson, Arizona • Murrieta, California • Washington D.C., District of Columbia + 11 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Murrieta",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Naples",
          "state": "Florida"
        },
        {
          "city": "Pompano Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01369485"
    },
    {
      "nct_id": "NCT04333433",
      "title": "PRESERFLO® MicroShunt Extension Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Primary Open-angle Glaucoma"
      ],
      "interventions": [
        {
          "name": "PRESERFLO® MicroShunt",
          "type": "DEVICE"
        },
        {
          "name": "Trabeculectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "InnFocus Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "40 Years to 85 Years"
      },
      "enrollment_count": 279,
      "start_date": "2020-05-22",
      "completion_date": "2022-11-24",
      "has_results": true,
      "last_update_posted_date": "2024-03-22",
      "last_synced_at": "2026-11-05T07:39:15.680Z",
      "location_count": 19,
      "location_summary": "Glendale, Arizona • Fayetteville, Arkansas • Los Angeles, California + 16 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Meriden",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04333433"
    },
    {
      "nct_id": "NCT04339452",
      "title": "Impella Supported OPCABG",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ischemic Cardiomyopathy"
      ],
      "interventions": [
        {
          "name": "Impella 5.5 with SmartAssist Supported OPCABG",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Lucian Archambault Durham III",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2022-05-11",
      "completion_date": "2026-03",
      "has_results": false,
      "last_update_posted_date": "2025-01-27",
      "last_synced_at": "2026-11-05T07:39:15.680Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04339452"
    }
  ]
}