{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Varicella+Zoster&page=2", "query": { "condition": "Varicella Zoster", "page": 2 }, "page_size": 10 }, "pagination": { "page": 2, "page_size": 10, "total_count": 10, "total_pages": 1, "next_page_url": null, "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Varicella+Zoster&page=1&page_size=10" }, "source": "remote", "last_synced_at": "2026-07-22T14:57:21.826Z", "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": "NCT00384397", "title": "A Study of 2 Doses of Menactra®, a Meningococcal Conjugate Vaccine in Healthy Toddlers", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Meningococcal Meningitis", "Measles", "Mumps", "Rubella", "Varicella" ], "interventions": [ { "name": "Meningococcal Polysaccharide Diphtheria Toxoid Conjugate Vaccine", "type": "BIOLOGICAL" }, { "name": "Meningococcal Polysaccharide Diphtheria Toxoid Conjugate", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "Sanofi Pasteur, a Sanofi Company", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "249 Days", "maximum_age": "305 Days", "sex": "ALL", "summary": "249 Days to 305 Days" }, "enrollment_count": 1128, "start_date": "2006-09", "completion_date": "2009-02", "has_results": true, "last_update_posted_date": "2016-04-14", "last_synced_at": "2026-07-22T14:57:21.826Z", "location_count": 39, "location_summary": "Montgomery, Alabama • Fayetteville, Arkansas • Jonesboro, Arkansas + 35 more", "locations": [ { "city": "Montgomery", "state": "Alabama" }, { "city": "Fayetteville", "state": "Arkansas" }, { "city": "Jonesboro", "state": "Arkansas" }, { "city": "Little Rock", "state": "Arkansas" }, { "city": "Little Rock", "state": "Arkansas" } ], "official_url": "https://clinicaltrials.gov/study/NCT00384397" }, { "nct_id": "NCT02979639", "title": "Study to Evaluate the Impact of Reactogenicity on Quality of Life (QoL), After Administration of GlaxoSmithKline (GSK) Biologicals' Candidate Herpes Zoster Subunit (HZ/su) Vaccine (GSK1437173A) in Adults ≥ 50 Years of Age", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Herpes Zoster" ], "interventions": [ { "name": "GSK Biologicals Herpes Zoster subunit (HZ/su) vaccine (GSK 1437173A)", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "GlaxoSmithKline", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "50 Years", "maximum_age": null, "sex": "ALL", "summary": "50 Years and older" }, "enrollment_count": 404, "start_date": "2017-01-16", "completion_date": "2018-05-24", "has_results": true, "last_update_posted_date": "2019-10-08", "last_synced_at": "2026-07-22T14:57:21.826Z", "location_count": 11, "location_summary": "Oakland, California • Aurora, Colorado • Colorado Springs, Colorado + 7 more", "locations": [ { "city": "Oakland", "state": "California" }, { "city": "Aurora", "state": "Colorado" }, { "city": "Colorado Springs", "state": "Colorado" }, { "city": "Colorado Springs", "state": "Colorado" }, { "city": "Meridian", "state": "Idaho" } ], "official_url": "https://clinicaltrials.gov/study/NCT02979639" }, { "nct_id": "NCT05554068", "title": "Immunogenicity of Zoster Vaccine in Allogeneic Hematopoietic Stem Cell Transplant Recipients", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Shingles" ], "interventions": [ { "name": "Shingrix", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Loyola University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": null, "sex": "ALL", "summary": "Not listed" }, "enrollment_count": 100, "start_date": "2023-03-07", "completion_date": "2026-11-01", "has_results": false, "last_update_posted_date": "2023-03-08", "last_synced_at": "2026-07-22T14:57:21.826Z", "location_count": 1, "location_summary": "Maywood, Illinois", "locations": [ { "city": "Maywood", "state": "Illinois" } ], "official_url": "https://clinicaltrials.gov/study/NCT05554068" }, { "nct_id": "NCT00099528", "title": "Dose-Finding Study of REN-1654 in Patients With Post-Herpetic Neuralgia", "overall_status": "UNKNOWN", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Neuralgia", "Shingles", "Peripheral Nervous System Disease" ], "interventions": [ { "name": "REN-1654", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Renovis", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "55 Years", "maximum_age": null, "sex": "ALL", "summary": "55 Years and older" }, "enrollment_count": 90, "start_date": "2003-08", "completion_date": "2004-12", "has_results": false, "last_update_posted_date": "2010-07-29", "last_synced_at": "2026-07-22T14:57:21.826Z", "location_count": 16, "location_summary": "Huntsville, Alabama • Peoria, Arizona • Phoenix, Arizona + 12 more", "locations": [ { "city": "Huntsville", "state": "Alabama" }, { "city": "Peoria", "state": "Arizona" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Tuscon", "state": "Arizona" }, { "city": "La Jolla", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00099528" }, { "nct_id": "NCT04169009", "title": "Persistence of Protection by Shingrix", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Herpes Zoster" ], "interventions": [ { "name": "Zostavax", "type": "BIOLOGICAL" }, { "name": "Shingrix", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "University of Colorado, Denver", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "50 Years", "maximum_age": "85 Years", "sex": "ALL", "summary": "50 Years to 85 Years" }, "enrollment_count": 105, "start_date": "2020-07-28", "completion_date": "2024-06-13", "has_results": true, "last_update_posted_date": "2024-10-15", "last_synced_at": "2026-07-22T14:57:21.826Z", "location_count": 1, "location_summary": "Aurora, Colorado", "locations": [ { "city": "Aurora", "state": "Colorado" } ], "official_url": "https://clinicaltrials.gov/study/NCT04169009" }, { "nct_id": "NCT00611949", "title": "Comparison of 2 Vials of Components of a Synthetic Geranium Oil", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Neuropathic Pain" ], "interventions": [ { "name": "Geranium oil", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Pennington Biomedical Research Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 64, "start_date": "2002-05", "completion_date": "2011-12", "has_results": false, "last_update_posted_date": "2015-12-18", "last_synced_at": "2026-07-22T14:57:21.826Z", "location_count": 1, "location_summary": "Baton Rouge, Louisiana", "locations": [ { "city": "Baton Rouge", "state": "Louisiana" } ], "official_url": "https://clinicaltrials.gov/study/NCT00611949" }, { "nct_id": "NCT00566904", "title": "New Topical Treatment for Continued Pain After Shingles", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Postherpetic Neuralgia" ], "interventions": [ { "name": "Epikeia coatings with aspirin", "type": "DRUG" }, { "name": "Epikeia coatings with lidocaine", "type": "DRUG" }, { "name": "Epikeia coatings alone", "type": "OTHER" } ], "intervention_types": [ "DRUG", "OTHER" ], "sponsor": "Biomedical Development Corporation", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 30, "start_date": "2006-09", "completion_date": "2008-09", "has_results": false, "last_update_posted_date": "2011-08-31", "last_synced_at": "2026-07-22T14:57:21.826Z", "location_count": 1, "location_summary": "Houston, Texas", "locations": [ { "city": "Houston", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT00566904" }, { "nct_id": "NCT04047979", "title": "Systems Biology of Zoster Vaccine", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Zoster", "Zoster Varicella", "Shingles", "Chicken Pox" ], "interventions": [ { "name": "Shingrix®", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "Emory University", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "50 Years", "maximum_age": null, "sex": "ALL", "summary": "50 Years and older" }, "enrollment_count": 38, "start_date": "2019-11-14", "completion_date": "2023-10-30", "has_results": true, "last_update_posted_date": "2024-07-30", "last_synced_at": "2026-07-22T14:57:21.826Z", "location_count": 1, "location_summary": "Decatur, Georgia", "locations": [ { "city": "Decatur", "state": "Georgia" } ], "official_url": "https://clinicaltrials.gov/study/NCT04047979" }, { "nct_id": "NCT03702231", "title": "Response to the SHINGRIX Varicella Zoster Virus (VZV) Vaccine in Chronic Lymphocytic Leukemia (CLL) and CLL Treated With Bruton's Tyrosine Kinase Inhibitor (BTK-I)", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Safety and Tolerability", "Compare SHINGRIX Vaccine Response Rates", "Chronic Lymphocytic Leukemia (CLL)", "Small Lymphocytic Lymphoma (SLL)" ], "interventions": [ { "name": "Zoster Vaccine Recombinant, Adjuvanted", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "99 Years", "sex": "ALL", "summary": "18 Years to 99 Years" }, "enrollment_count": 116, "start_date": "2018-12-07", "completion_date": "2023-07-12", "has_results": true, "last_update_posted_date": "2023-08-04", "last_synced_at": "2026-07-22T14:57:21.826Z", "location_count": 1, "location_summary": "Bethesda, Maryland", "locations": [ { "city": "Bethesda", "state": "Maryland" } ], "official_url": "https://clinicaltrials.gov/study/NCT03702231" }, { "nct_id": "NCT00000837", "title": "A Study of the Safety and Effectiveness of a Chickenpox Vaccine in HIV-Infected Children", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "HIV Infections" ], "interventions": [ { "name": "Varicella Virus Vaccine (Live)", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "12 Months", "maximum_age": "8 Years", "sex": "ALL", "summary": "12 Months to 8 Years" }, "enrollment_count": 127, "start_date": null, "completion_date": "2005-11", "has_results": false, "last_update_posted_date": "2021-10-29", "last_synced_at": "2026-07-22T14:57:21.826Z", "location_count": 25, "location_summary": "Long Beach, California • Los Angeles, California • Oakland, California + 16 more", "locations": [ { "city": "Long Beach", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Oakland", "state": "California" }, { "city": "Orange", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00000837" } ] }