{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Age+18-64+Years&page=2", "query": { "condition": "Age 18-64 Years", "page": 2 }, "page_size": 10 }, "pagination": { "page": 2, "page_size": 10, "total_count": 25, "total_pages": 3, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Age+18-64+Years&page=3&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Age+18-64+Years&page=1&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-05T05:11:10.903Z", "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": "NCT03722589", "title": "Immunogenicity Trial of Egg- Versus Non-Egg-Based Influenza Vaccines Among HCP", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Influenza" ], "interventions": [ { "name": "Flublok", "type": "BIOLOGICAL" }, { "name": "Flucelvax", "type": "BIOLOGICAL" }, { "name": "Fluarix", "type": "BIOLOGICAL" }, { "name": "Fluzone", "type": "BIOLOGICAL" }, { "name": "Fluzone High-Dose", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "Centers for Disease Control and Prevention", "sponsor_class": "FED", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "65 Years", "sex": "ALL", "summary": "18 Years to 65 Years" }, "enrollment_count": 944, "start_date": "2018-09-12", "completion_date": "2020-07-31", "has_results": true, "last_update_posted_date": "2024-07-22", "last_synced_at": "2026-10-05T05:11:10.903Z", "location_count": 2, "location_summary": "Portland, Oregon • Temple, Texas", "locations": [ { "city": "Portland", "state": "Oregon" }, { "city": "Temple", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT03722589" }, { "nct_id": "NCT01659086", "title": "Study to Evaluate the Safety and Immunogenicity of GlaxoSmithKline (GSK) Biologicals' Influenza Vaccines GSK2654911A and GSK2654909A Administered to Adults 18 to 64 Years of Age", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Influenza" ], "interventions": [ { "name": "Investigational H9N2 vaccine GSK2654911A", "type": "BIOLOGICAL" }, { "name": "Investigational H9N2 vaccine GSK2654909A", "type": "BIOLOGICAL" }, { "name": "Placebo", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "GlaxoSmithKline", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "64 Years", "sex": "ALL", "summary": "18 Years to 64 Years" }, "enrollment_count": 422, "start_date": "2012-08-22", "completion_date": "2014-03-19", "has_results": false, "last_update_posted_date": "2018-06-18", "last_synced_at": "2026-10-05T05:11:10.903Z", "location_count": 3, "location_summary": "Miami, Florida • Edison, New Jersey • Austin, Texas", "locations": [ { "city": "Miami", "state": "Florida" }, { "city": "Edison", "state": "New Jersey" }, { "city": "Austin", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT01659086" }, { "nct_id": "NCT00771615", "title": "Immunogenicity & Safety of GSK's Avian Flu Vaccine 1557484A Given to Adults Aged 18-64 Years", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Influenza" ], "interventions": [ { "name": "GSK A/turkey H5N1 Influenza vaccine", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "GlaxoSmithKline", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "64 Years", "sex": "ALL", "summary": "18 Years to 64 Years" }, "enrollment_count": 469, "start_date": "2008-10-16", "completion_date": "2009-12-04", "has_results": true, "last_update_posted_date": "2018-09-21", "last_synced_at": "2026-10-05T05:11:10.903Z", "location_count": 7, "location_summary": "Huntsville, Alabama • Anaheim, California • Miami, Florida + 4 more", "locations": [ { "city": "Huntsville", "state": "Alabama" }, { "city": "Anaheim", "state": "California" }, { "city": "Miami", "state": "Florida" }, { "city": "Stockbridge", "state": "Georgia" }, { "city": "Lenexa", "state": "Kansas" } ], "official_url": "https://clinicaltrials.gov/study/NCT00771615" }, { "nct_id": "NCT01712984", "title": "Study of Intradermal Quadrivalent Influenza Vaccine in Adults Aged 18 Through 64 Years", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Influenza" ], "interventions": [ { "name": "Influenza Virus Vaccine USP Quadrivalent, (Zonal Purified Subvirion) 2012 2013 Formulation", "type": "BIOLOGICAL" }, { "name": "Influenza Virus Vaccine USP Trivalent Types A and B (Zonal Purified Subvirion) Fluzone Intradermal", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "Sanofi Pasteur, a Sanofi Company", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "64 Years", "sex": "ALL", "summary": "18 Years to 64 Years" }, "enrollment_count": 3360, "start_date": "2012-10", "completion_date": "2013-10", "has_results": true, "last_update_posted_date": "2015-05-07", "last_synced_at": "2026-10-05T05:11:10.903Z", "location_count": 38, "location_summary": "Hoover, Alabama • Huntsville, Alabama • Chandler, Arizona + 32 more", "locations": [ { "city": "Hoover", "state": "Alabama" }, { "city": "Huntsville", "state": "Alabama" }, { "city": "Chandler", "state": "Arizona" }, { "city": "Mesa", "state": "Arizona" }, { "city": "Phoenix", "state": "Arizona" } ], "official_url": "https://clinicaltrials.gov/study/NCT01712984" }, { "nct_id": "NCT07730450", "title": "A Study to Learn About a COVID-19 Vaccine in Healthy Adults 18 Through 64 Years of Age", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "COVID-19 Vaccines" ], "interventions": [ { "name": "BNT162b2 Vaccine", "type": "BIOLOGICAL" }, { "name": "Tdap Vaccine", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "BioNTech SE", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "64 Years", "sex": "ALL", "summary": "18 Years to 64 Years" }, "enrollment_count": 200, "start_date": "2026-07-23", "completion_date": "2027-08-20", "has_results": false, "last_update_posted_date": "2026-08-07", "last_synced_at": "2026-10-05T05:11:10.903Z", "location_count": 5, "location_summary": "Walnut Creek, California • Miami Lakes, Florida • Honolulu, Hawaii + 2 more", "locations": [ { "city": "Walnut Creek", "state": "California" }, { "city": "Miami Lakes", "state": "Florida" }, { "city": "Honolulu", "state": "Hawaii" }, { "city": "Durham", "state": "North Carolina" }, { "city": "Salt Lake City", "state": "Utah" } ], "official_url": "https://clinicaltrials.gov/study/NCT07730450" }, { "nct_id": "NCT00889889", "title": "Immunogenicity and Safety of a Cell-derived Influenza Vaccine in Adults Aged >= 18 and <= 64, Plus Revaccination", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Influenza" ], "interventions": [ { "name": "Cell-Derived Trivalent Subunit Influenza Vaccine", "type": "BIOLOGICAL" }, { "name": "Placebo", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "Abbott Biologicals", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "64 Years", "sex": "ALL", "summary": "18 Years to 64 Years" }, "enrollment_count": 1270, "start_date": "2009-05", "completion_date": "2011-01", "has_results": false, "last_update_posted_date": "2013-10-25", "last_synced_at": "2026-10-05T05:11:10.903Z", "location_count": 15, "location_summary": "Jacksonville, Florida • Pembroke Pines, Florida • South Miami, Florida + 12 more", "locations": [ { "city": "Jacksonville", "state": "Florida" }, { "city": "Pembroke Pines", "state": "Florida" }, { "city": "South Miami", "state": "Florida" }, { "city": "Lenexa", "state": "Kansas" }, { "city": "Overland Park", "state": "Kansas" } ], "official_url": "https://clinicaltrials.gov/study/NCT00889889" }, { "nct_id": "NCT06702449", "title": "A Study on the Safety and Immune Response of a Urinary Tract Infection (UTI) Vaccine in Adults 18-64 Years of Age and Clinical Efficacy in Females 18-64 Years of Age", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Urinary Tract Infections" ], "interventions": [ { "name": "Candidate UTI vaccine low dose formulation 1", "type": "COMBINATION_PRODUCT" }, { "name": "Candidate UTI vaccine low dose formulation 2", "type": "COMBINATION_PRODUCT" }, { "name": "Candidate UTI vaccine medium dose formulation 1", "type": "COMBINATION_PRODUCT" }, { "name": "Candidate UTI vaccine medium dose formulation 2", "type": "COMBINATION_PRODUCT" }, { "name": "Candidate UTI vaccine high dose formulation 1", "type": "COMBINATION_PRODUCT" }, { "name": "Candidate UTI vaccine high dose formulation 2", "type": "COMBINATION_PRODUCT" }, { "name": "Candidate UTI vaccine HTD formulation 2", "type": "COMBINATION_PRODUCT" }, { "name": "Placebo", "type": "COMBINATION_PRODUCT" } ], "intervention_types": [ "COMBINATION_PRODUCT" ], "sponsor": "GlaxoSmithKline", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "64 Years", "sex": "ALL", "summary": "18 Years to 64 Years" }, "enrollment_count": 448, "start_date": "2024-11-19", "completion_date": "2027-05-31", "has_results": false, "last_update_posted_date": "2026-04-21", "last_synced_at": "2026-10-05T05:11:10.903Z", "location_count": 6, "location_summary": "Lenexa, Kansas • Secaucus, New Jersey • Rochester, New York + 3 more", "locations": [ { "city": "Lenexa", "state": "Kansas" }, { "city": "Secaucus", "state": "New Jersey" }, { "city": "Rochester", "state": "New York" }, { "city": "Weatherford", "state": "Texas" }, { "city": "Seattle", "state": "Washington" } ], "official_url": "https://clinicaltrials.gov/study/NCT06702449" }, { "nct_id": "NCT00192192", "title": "Trial to Investigate Immune Responses Elicited by a Liquid Formulation of Influenza Virus Vaccine, Trivalent, Types A & B, Live Cold Adapted (CAIV-T) in Healthy Adults", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Influenza" ], "interventions": [ { "name": "CAIV-T", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "MedImmune LLC", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "64 Years", "sex": "ALL", "summary": "18 Years to 64 Years" }, "enrollment_count": 20, "start_date": "2000-11", "completion_date": "2000-12", "has_results": false, "last_update_posted_date": "2021-09-13", "last_synced_at": "2026-10-05T05:11:10.903Z", "location_count": 1, "location_summary": "Stamford, Connecticut", "locations": [ { "city": "Stamford", "state": "Connecticut" } ], "official_url": "https://clinicaltrials.gov/study/NCT00192192" }, { "nct_id": "NCT05514002", "title": "Recombinant Influenza Vaccine Versus Standard Egg-Based Inactivated Influenza Vaccine in Adults 18-64 Years", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Influenza, Human" ], "interventions": [ { "name": "Fluzone Quadrivalent", "type": "BIOLOGICAL" }, { "name": "Flublok Quadrivalent", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "Centers for Disease Control and Prevention", "sponsor_class": "FED", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "64 Years", "sex": "ALL", "summary": "18 Years to 64 Years" }, "enrollment_count": 3988, "start_date": "2022-09-13", "completion_date": "2023-12-31", "has_results": true, "last_update_posted_date": "2026-07-30", "last_synced_at": "2026-10-05T05:11:10.903Z", "location_count": 4, "location_summary": "Tucson, Arizona • Tallahassee, Florida • Houston, Texas + 1 more", "locations": [ { "city": "Tucson", "state": "Arizona" }, { "city": "Tallahassee", "state": "Florida" }, { "city": "Houston", "state": "Texas" }, { "city": "Salt Lake City", "state": "Utah" } ], "official_url": "https://clinicaltrials.gov/study/NCT05514002" }, { "nct_id": "NCT03301051", "title": "Efficacy, Safety, and Immunogenicity of a Plant-Derived Quadrivalent Virus-Like Particles (VLPs) Influenza Vaccine in Adults", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Virus Diseases", "RNA Virus Infections", "Respiratory Tract Diseases", "Respiratory Tract Infections", "Influenza" ], "interventions": [ { "name": "Quadrivalent VLP Vaccine", "type": "BIOLOGICAL" }, { "name": "Placebo", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "Medicago", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "64 Years", "sex": "ALL", "summary": "18 Years to 64 Years" }, "enrollment_count": 10160, "start_date": "2017-08-31", "completion_date": "2018-05-09", "has_results": true, "last_update_posted_date": "2023-08-14", "last_synced_at": "2026-10-05T05:11:10.903Z", "location_count": 29, "location_summary": "Mobile, Alabama • Anaheim, California • Milford, Connecticut + 23 more", "locations": [ { "city": "Mobile", "state": "Alabama" }, { "city": "Anaheim", "state": "California" }, { "city": "Milford", "state": "Connecticut" }, { "city": "Coral Gables", "state": "Florida" }, { "city": "Hollywood", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT03301051" } ] }