{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Longitudinal&page=50", "query": { "intervention": "Longitudinal", "page": 50 }, "page_size": 10 }, "pagination": { "page": 50, "page_size": 10, "total_count": 1258, "total_pages": 126, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Longitudinal&page=51&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Longitudinal&page=49&page_size=10" }, "source": "remote", "last_synced_at": "2026-11-04T10:46:05.246Z", "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": "NCT07259746", "title": "Study of Student Flourishing", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Healthy" ], "interventions": [ { "name": "Digital toolkit", "type": "BEHAVIORAL" }, { "name": "Mental Health America Resources", "type": "BEHAVIORAL" } ], "intervention_types": [ "BEHAVIORAL" ], "sponsor": "Flourish Science, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 2500, "start_date": "2025-09-22", "completion_date": "2026-05", "has_results": false, "last_update_posted_date": "2025-12-18", "last_synced_at": "2026-11-04T10:46:05.246Z", "location_count": 9, "location_summary": "Berkeley, California • Los Altos Hills, California • Orange, California + 6 more", "locations": [ { "city": "Berkeley", "state": "California" }, { "city": "Los Altos Hills", "state": "California" }, { "city": "Orange", "state": "California" }, { "city": "Denver", "state": "Colorado" }, { "city": "Honolulu", "state": "Hawaii" } ], "official_url": "https://clinicaltrials.gov/study/NCT07259746" }, { "nct_id": "NCT04620798", "title": "Longitudinal COVID-19 Antibody Testing in Indiana University Undergraduate Students", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "SARS-CoV-2", "Serology", "Students" ], "interventions": [ { "name": "Immediate vs. delayed provision of antibody test results", "type": "BEHAVIORAL" } ], "intervention_types": [ "BEHAVIORAL" ], "sponsor": "Indiana University", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "100 Years", "sex": "ALL", "summary": "18 Years to 100 Years" }, "enrollment_count": 1076, "start_date": "2020-09-14", "completion_date": "2020-11-11", "has_results": true, "last_update_posted_date": "2022-01-31", "last_synced_at": "2026-11-04T10:46:05.246Z", "location_count": 1, "location_summary": "Bloomington, Indiana", "locations": [ { "city": "Bloomington", "state": "Indiana" } ], "official_url": "https://clinicaltrials.gov/study/NCT04620798" }, { "nct_id": "NCT05537298", "title": "Muscle Recovery After Critical Illness", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "ICU Acquired Weakness", "Post Intensive Care Unit Syndrome", "Muscle Weakness", "Critical Illness" ], "interventions": [], "intervention_types": [], "sponsor": "Esther Dupont-Versteegden", "sponsor_class": "OTHER", "healthy_volunteers": null, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "MALE", "summary": "18 Years and older · Male only" }, "enrollment_count": 209, "start_date": "2022-10-18", "completion_date": "2027-08-01", "has_results": false, "last_update_posted_date": "2026-06-26", "last_synced_at": "2026-11-04T10:46:05.246Z", "location_count": 3, "location_summary": "Birmingham, Alabama • Lexington, Kentucky • Oklahoma City, Oklahoma", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Lexington", "state": "Kentucky" }, { "city": "Oklahoma City", "state": "Oklahoma" } ], "official_url": "https://clinicaltrials.gov/study/NCT05537298" }, { "nct_id": "NCT04170244", "title": "Skin Microbial Ecology in Atopic Dermatitis", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Atopic Dermatitis", "Psoriasis", "Healthy" ], "interventions": [ { "name": "AD subject visit sampling procedures", "type": "OTHER" }, { "name": "PS subject visit sampling procedures", "type": "OTHER" }, { "name": "Healthy control visit sampling procedures", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "University of Rochester", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "13 Years", "maximum_age": null, "sex": "ALL", "summary": "13 Years and older" }, "enrollment_count": 240, "start_date": "2019-04-17", "completion_date": "2027-04-01", "has_results": false, "last_update_posted_date": "2026-07-14", "last_synced_at": "2026-11-04T10:46:05.246Z", "location_count": 1, "location_summary": "Rochester, New York", "locations": [ { "city": "Rochester", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT04170244" }, { "nct_id": "NCT02478255", "title": "Longitudinal MR Imaging of Pulmonary Function in Patients Receiving Thoracic Radiation Treatment", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Radiation Injury" ], "interventions": [ { "name": "Hyperpolarized 129-Xenon gas", "type": "DRUG" }, { "name": "MRI", "type": "DEVICE" } ], "intervention_types": [ "DRUG", "DEVICE" ], "sponsor": "Bastiaan Driehuys", "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": "2016-03-21", "completion_date": "2022-01-13", "has_results": true, "last_update_posted_date": "2023-02-17", "last_synced_at": "2026-11-04T10:46:05.246Z", "location_count": 1, "location_summary": "Durham, North Carolina", "locations": [ { "city": "Durham", "state": "North Carolina" } ], "official_url": "https://clinicaltrials.gov/study/NCT02478255" }, { "nct_id": "NCT04363684", "title": "ARTFL LEFFTDS Longitudinal Frontotemporal Lobar Degeneration (ALLFTD)", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Frontotemporal Lobar Degeneration (FTLD)", "Progressive Supranuclear Palsy (PSP)", "Corticobasal Degeneration (CBD)", "Behavioral Variant Frontotemporal Dementia (bvFTD)", "Semantic Variant Primary Progressive Aphasia (svPPA)", "Nonfluent Variant Primary Progressive Aphasia (nfvPPA)", "FTD With Amyotrophic Lateral Sclerosis (FTD/ALS)", "Amyotrophic Lateral Sclerosis", "Oligosymptomatic PSP (oPSP)", "C9orf72", "GRN Related Frontotemporal Dementia", "MAPT Gene Mutation", "TBK1 Gene Mutation", "Oligosymptomatic Progressive Supranuclear Palsy" ], "interventions": [], "intervention_types": [], "sponsor": "Mayo Clinic", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 2100, "start_date": "2020-03-01", "completion_date": "2030-08-31", "has_results": false, "last_update_posted_date": "2026-10-07", "last_synced_at": "2026-11-04T10:46:05.246Z", "location_count": 24, "location_summary": "Birmingham, Alabama • Los Angeles, California • San Diego, California + 20 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Los Angeles", "state": "California" }, { "city": "San Diego", "state": "California" }, { "city": "San Francisco", "state": "California" }, { "city": "Denver", "state": "Colorado" } ], "official_url": "https://clinicaltrials.gov/study/NCT04363684" }, { "nct_id": "NCT04788004", "title": "Long-term Recovery: Longitudinal Study of Neuro-behavioral Markers of Recovery and Precipitants of Relapse", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Alcohol Use Disorder" ], "interventions": [ { "name": "Online survey", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Virginia Polytechnic Institute and State University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 733, "start_date": "2022-09-08", "completion_date": "2026-07-14", "has_results": false, "last_update_posted_date": "2026-08-21", "last_synced_at": "2026-11-04T10:46:05.246Z", "location_count": 1, "location_summary": "Roanoke, Virginia", "locations": [ { "city": "Roanoke", "state": "Virginia" } ], "official_url": "https://clinicaltrials.gov/study/NCT04788004" }, { "nct_id": "NCT07772297", "title": "Biomarkers of Cervical Spondylotic Myelopathy", "overall_status": "NOT_YET_RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Cervical Spondylotic Myelopathy" ], "interventions": [], "intervention_types": [], "sponsor": "University of California, San Francisco", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 50, "start_date": "2026-09", "completion_date": "2030-09", "has_results": false, "last_update_posted_date": "2026-08-20", "last_synced_at": "2026-11-04T10:46:05.246Z", "location_count": 1, "location_summary": "San Francisco, California", "locations": [ { "city": "San Francisco", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT07772297" }, { "nct_id": "NCT04856982", "title": "Study to Learn If Tofersen (BIIB067) Can Delay ALS Symptoms and About Its Safety in Adults With a SOD1 Gene Mutation Who Have Not Yet Developed ALS Symptoms", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Amyotrophic Lateral Sclerosis Associated With a SOD1 Gene Mutation" ], "interventions": [ { "name": "Tofersen", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Biogen", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 158, "start_date": "2021-05-17", "completion_date": "2028-04-30", "has_results": false, "last_update_posted_date": "2026-10-20", "last_synced_at": "2026-11-04T10:46:05.246Z", "location_count": 12, "location_summary": "Scottsdale, Arizona • La Jolla, California • San Francisco, California + 9 more", "locations": [ { "city": "Scottsdale", "state": "Arizona" }, { "city": "La Jolla", "state": "California" }, { "city": "San Francisco", "state": "California" }, { "city": "Fort Lauderdale", "state": "Florida" }, { "city": "Miami", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT04856982" }, { "nct_id": "NCT03185520", "title": "Young ESUS Patient Registry", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Embolic Stroke of Undetermined Source" ], "interventions": [], "intervention_types": [], "sponsor": "Population Health Research Institute", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "21 Years", "maximum_age": "50 Years", "sex": "ALL", "summary": "21 Years to 50 Years" }, "enrollment_count": 535, "start_date": "2017-02-15", "completion_date": "2020-12-17", "has_results": false, "last_update_posted_date": "2021-02-04", "last_synced_at": "2026-11-04T10:46:05.246Z", "location_count": 7, "location_summary": "Stanford, California • Joliet, Illinois • Greensboro, North Carolina + 4 more", "locations": [ { "city": "Stanford", "state": "California" }, { "city": "Joliet", "state": "Illinois" }, { "city": "Greensboro", "state": "North Carolina" }, { "city": "Portland", "state": "Oregon" }, { "city": "Columbia", "state": "South Carolina" } ], "official_url": "https://clinicaltrials.gov/study/NCT03185520" } ] }