{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Methodology+Study",
    "query": {
      "condition": "Methodology Study"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 33,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Methodology+Study&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T15:46:57.760Z",
  "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": "NCT01193062",
      "title": "Study In Healthy Subjects To Evaluate The Changes In The Protein sAPP-Alpha In Cerebrospinal Fluid Following A Single Oral Dose Of PF-04995274",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "PF-04995274",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 18,
      "start_date": "2010-09",
      "completion_date": "2011-01",
      "has_results": false,
      "last_update_posted_date": "2018-12-03",
      "last_synced_at": "2026-09-02T15:46:57.760Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01193062"
    },
    {
      "nct_id": "NCT01318707",
      "title": "Biomarkers Serum Collection Methodology Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemophilia A"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 20,
      "start_date": "2010-12",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2012-07-24",
      "last_synced_at": "2026-09-02T15:46:57.760Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01318707"
    },
    {
      "nct_id": "NCT00532103",
      "title": "Assessing Treatment Emergent Suicidal Ideation in Patients With Major Depression",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Depression"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 300,
      "start_date": "2007-07",
      "completion_date": "2008-02",
      "has_results": false,
      "last_update_posted_date": "2008-09-22",
      "last_synced_at": "2026-09-02T15:46:57.760Z",
      "location_count": 15,
      "location_summary": "Tuscaloosa, Alabama • Harbor City, California • Los Angeles, California + 12 more",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Harbor City",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00532103"
    },
    {
      "nct_id": "NCT02669108",
      "title": "PET-MRI for Functional Imaging of the Testis: A Feasibility Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Infertility",
        "Non-obstructive Azoospermia",
        "Vasectomy"
      ],
      "interventions": [
        {
          "name": "PET/ MRI of the Testis",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2017-04-25",
      "completion_date": "2017-04-25",
      "has_results": false,
      "last_update_posted_date": "2017-04-27",
      "last_synced_at": "2026-09-02T15:46:57.760Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02669108"
    },
    {
      "nct_id": "NCT00705601",
      "title": "Nonrestorative Sleep RSQ (Restorative Sleep Questionnaire) Development-- Methodology Study",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Nonrestorative Sleep"
      ],
      "interventions": [
        {
          "name": "PSG",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 64,
      "start_date": "2008-08",
      "completion_date": "2009-01",
      "has_results": false,
      "last_update_posted_date": "2019-03-04",
      "last_synced_at": "2026-09-02T15:46:57.760Z",
      "location_count": 11,
      "location_summary": "Fountain Valley, California • Pasadena, California • San Diego, California + 8 more",
      "locations": [
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Tustin",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00705601"
    },
    {
      "nct_id": "NCT02407353",
      "title": "A Study to Evaluate the Pharmacodynamic Effects of Single Oral Doses of PF-06648671 on β-Amyloid (Aβ) Concentrations in Cerebrospinal Fluid (CSF)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Subjects"
      ],
      "interventions": [
        {
          "name": "PF-06648671",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 22,
      "start_date": "2015-10",
      "completion_date": "2016-03",
      "has_results": false,
      "last_update_posted_date": "2016-03-22",
      "last_synced_at": "2026-09-02T15:46:57.760Z",
      "location_count": 2,
      "location_summary": "Glendale, California",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02407353"
    },
    {
      "nct_id": "NCT02611674",
      "title": "Methodology Study of Novel Outcome Measures to Assess Progression of ALS",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Amyotrophic Lateral Sclerosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Biogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "16 Years to 85 Years"
      },
      "enrollment_count": 138,
      "start_date": "2016-01-06",
      "completion_date": "2019-08-01",
      "has_results": false,
      "last_update_posted_date": "2019-10-24",
      "last_synced_at": "2026-09-02T15:46:57.760Z",
      "location_count": 8,
      "location_summary": "San Diego, California • San Francisco, California • Tampa, Florida + 5 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02611674"
    },
    {
      "nct_id": "NCT03041792",
      "title": "Methodology Study To Examine 6-Week Food Intake With Liraglutide In Obese Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Liraglutide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 61,
      "start_date": "2017-02-20",
      "completion_date": "2018-01-16",
      "has_results": true,
      "last_update_posted_date": "2019-07-26",
      "last_synced_at": "2026-09-02T15:46:57.760Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03041792"
    },
    {
      "nct_id": "NCT02037438",
      "title": "Sustainable Methods, Algorithms, and Research Tools for Delivering Optimal Care Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obstructive Sleep Apnea of Adult",
        "Insomnia",
        "Circadian Rhythm Sleep Disorder",
        "Sleep Related Movement Disorders",
        "Narcolepsy and Hypersomnia",
        "Parasomnia"
      ],
      "interventions": [
        {
          "name": "CONV care for the diagnosis and treatment of sleep disorders",
          "type": "OTHER"
        },
        {
          "name": "PCCM for the diagnosis and treatment of sleep disorders",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1836,
      "start_date": "2014-01",
      "completion_date": "2016-05",
      "has_results": true,
      "last_update_posted_date": "2019-03-04",
      "last_synced_at": "2026-09-02T15:46:57.760Z",
      "location_count": 1,
      "location_summary": "Redwood City, California",
      "locations": [
        {
          "city": "Redwood City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02037438"
    },
    {
      "nct_id": "NCT00987220",
      "title": "Effect of Aricept on Biomarkers (Acetylcholine, sAPP Alpha) In Cerebrospinal Fluid",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alzheimer's Disease",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "donepezil (Aricept)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 12,
      "start_date": "2009-10",
      "completion_date": "2010-02",
      "has_results": false,
      "last_update_posted_date": "2011-02-14",
      "last_synced_at": "2026-09-02T15:46:57.760Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00987220"
    }
  ]
}