{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Longitudinal+Studies&page=54",
    "query": {
      "condition": "Longitudinal Studies",
      "page": 54
    },
    "page_size": 10
  },
  "pagination": {
    "page": 54,
    "page_size": 10,
    "total_count": 8691,
    "total_pages": 870,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Longitudinal+Studies&page=55&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Longitudinal+Studies&page=53&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-09T16:43:53.879Z",
  "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": "NCT00956774",
      "title": "Comparison of Three Cannulas for Hysterosalpingography",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Infertility"
      ],
      "interventions": [
        {
          "name": "HSG with acorn-tipped cannula",
          "type": "PROCEDURE"
        },
        {
          "name": "HSG with cervical vacuum cup",
          "type": "PROCEDURE"
        },
        {
          "name": "HSG with balloon catheter",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "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": 114,
      "start_date": "2009-02",
      "completion_date": "2010-02",
      "has_results": false,
      "last_update_posted_date": "2022-04-25",
      "last_synced_at": "2026-11-09T16:43:53.879Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00956774"
    },
    {
      "nct_id": "NCT03620110",
      "title": "A Study Collecting Blood Samples From Pregnant Women to Aid in the Development of a Noninvasive Prenatal Test",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pregnancy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Illumina, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 2209,
      "start_date": "2018-05-21",
      "completion_date": "2019-12-30",
      "has_results": false,
      "last_update_posted_date": "2020-01-14",
      "last_synced_at": "2026-11-09T16:43:53.879Z",
      "location_count": 8,
      "location_summary": "Phoenix, Arizona • Hagerstown, Maryland • Greensboro, North Carolina + 5 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Hagerstown",
          "state": "Maryland"
        },
        {
          "city": "Greensboro",
          "state": "North Carolina"
        },
        {
          "city": "Morehead City",
          "state": "North Carolina"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03620110"
    },
    {
      "nct_id": "NCT05179226",
      "title": "Multi-center Trial of Ferric Derisomaltose in Children 0 to <18 Years of Age With Iron Deficiency Anemia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Iron Deficiency, Anaemia in Children"
      ],
      "interventions": [
        {
          "name": "Ferric Derisomaltose",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pharmacosmos A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "Up to 17 Years"
      },
      "enrollment_count": 200,
      "start_date": "2022-11-28",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-07",
      "last_synced_at": "2026-11-09T16:43:53.879Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05179226"
    },
    {
      "nct_id": "NCT02845635",
      "title": "MS Mosaic: A Longitudinal Research Study on Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Personal history of multiple sclerosis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2200,
      "start_date": "2017-09-29",
      "completion_date": "2021-07-28",
      "has_results": false,
      "last_update_posted_date": "2022-04-20",
      "last_synced_at": "2026-11-09T16:43:53.879Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02845635"
    },
    {
      "nct_id": "NCT05084417",
      "title": "A Prospective, Observational Study of Clinician and Patient-reported Outcomes in Patients With Dermatological Conditions",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atopic Dermatitis",
        "Dermatology",
        "Vitiligo",
        "Alopecia Areata",
        "Hidradenitis Suppurativa",
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "N/A This is an observational study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "OM1, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10000,
      "start_date": "2023-06-09",
      "completion_date": "2026-01-15",
      "has_results": false,
      "last_update_posted_date": "2023-11-01",
      "last_synced_at": "2026-11-09T16:43:53.879Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05084417"
    },
    {
      "nct_id": "NCT02633813",
      "title": "BE Study of Naftifine HCL",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Tinea Pedis"
      ],
      "interventions": [
        {
          "name": "Naftifine hydrochloride 2%",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Naftin® 2% (Naftifine hydrochloride 2%)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genzum Life Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 693,
      "start_date": "2015-03",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2017-05-11",
      "last_synced_at": "2026-11-09T16:43:53.879Z",
      "location_count": 12,
      "location_summary": "Brandon, Florida • Miami, Florida • Miramar, Florida + 6 more",
      "locations": [
        {
          "city": "Brandon",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miramar",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02633813"
    },
    {
      "nct_id": "NCT06517940",
      "title": "A Prospective, Observational Study in Adults With Retinitis Pigmentosa (RP)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Retinitis Pigmentosa"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Sumitomo Pharma America, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2024-10-03",
      "completion_date": "2026-04-24",
      "has_results": false,
      "last_update_posted_date": "2026-02-27",
      "last_synced_at": "2026-11-09T16:43:53.879Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06517940"
    },
    {
      "nct_id": "NCT00689091",
      "title": "Bispectral Index (BIS) Versus Electronic Alerts in the Prevention of Anesthesia Awareness: the Michigan Awareness Control Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Awareness During General Anesthesia"
      ],
      "interventions": [
        {
          "name": "Bispectral Index Monitor",
          "type": "DEVICE"
        },
        {
          "name": "Electronic MAC alert",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 22185,
      "start_date": "2008-05",
      "completion_date": "2010-06",
      "has_results": true,
      "last_update_posted_date": "2017-12-07",
      "last_synced_at": "2026-11-09T16:43:53.879Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00689091"
    },
    {
      "nct_id": "NCT00438750",
      "title": "Comparison of Occupational Therapy and Home Exercises for Adults With Operatively Treated Distal Radius Fractures",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Distal Radius Fractures"
      ],
      "interventions": [
        {
          "name": "Independent Excercises",
          "type": "OTHER"
        },
        {
          "name": "Occupational Therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 94,
      "start_date": "2007-01",
      "completion_date": "2010-05",
      "has_results": true,
      "last_update_posted_date": "2012-06-08",
      "last_synced_at": "2026-11-09T16:43:53.879Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00438750"
    },
    {
      "nct_id": "NCT00545974",
      "title": "Memantine (10mg BID) for the Frontal and Temporal Subtypes of Frontotemporal Dementia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Frontal Lobe Dementia",
        "Frontotemporal Lobe Dementia",
        "Semantic Dementia"
      ],
      "interventions": [
        {
          "name": "memantine",
          "type": "DRUG"
        },
        {
          "name": "Placebo pill",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 81,
      "start_date": "2007-10",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2020-11-17",
      "last_synced_at": "2026-11-09T16:43:53.879Z",
      "location_count": 9,
      "location_summary": "Los Angeles, California • San Francisco, California • Jacksonville, Florida + 6 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00545974"
    }
  ]
}