{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=GS-5885", "query": { "intervention": "GS-5885" }, "page_size": 10 }, "pagination": { "page": 1, "page_size": 10, "total_count": 31, "total_pages": 4, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=GS-5885&page=2&page_size=10", "previous_page_url": null }, "source": "remote", "last_synced_at": "2026-09-03T12:47:09.312Z", "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": "NCT01984294", "title": "Ledipasvir/Sofosbuvir Fixed-Dose Combination With Ribavirin or GS-9669 in Subjects With Chronic Genotype 1 HCV Infection", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Chronic HCV Infection" ], "interventions": [ { "name": "LDV/SOF", "type": "DRUG" }, { "name": "RBV", "type": "DRUG" }, { "name": "GS-9669", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Gilead Sciences", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 101, "start_date": "2013-10", "completion_date": "2014-07", "has_results": true, "last_update_posted_date": "2018-11-19", "last_synced_at": "2026-09-03T12:47:09.312Z", "location_count": 1, "location_summary": "San Antonio, Texas", "locations": [ { "city": "San Antonio", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT01984294" }, { "nct_id": "NCT01878799", "title": "Study of A Combination Pill With GS-7977 and GS-5885 for Hepatitis C in People With HIV", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Hepatitis C", "HIV" ], "interventions": [ { "name": "GS-7977/GS- 5885 FDC", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 50, "start_date": "2013-06", "completion_date": "2014-09", "has_results": true, "last_update_posted_date": "2016-09-15", "last_synced_at": "2026-09-03T12:47:09.312Z", "location_count": 1, "location_summary": "Bethesda, Maryland", "locations": [ { "city": "Bethesda", "state": "Maryland" } ], "official_url": "https://clinicaltrials.gov/study/NCT01878799" }, { "nct_id": "NCT02120300", "title": "Efficacy and Safety of Ledipasvir/Sofosbuvir Fixed-Dose Combination and Sofosbuvir + Ribavirin for Subjects With Chronic Hepatitis C Virus (HCV) and Inherited Bleeding Disorders", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Chronic HCV Infection" ], "interventions": [ { "name": "LDV/SOF", "type": "DRUG" }, { "name": "SOF", "type": "DRUG" }, { "name": "RBV", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Gilead Sciences", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 122, "start_date": "2014-04", "completion_date": "2015-08", "has_results": true, "last_update_posted_date": "2016-12-06", "last_synced_at": "2026-09-03T12:47:09.312Z", "location_count": 13, "location_summary": "Sacramento, California • San Diego, California • San Francisco, California + 9 more", "locations": [ { "city": "Sacramento", "state": "California" }, { "city": "San Diego", "state": "California" }, { "city": "San Francisco", "state": "California" }, { "city": "Washington D.C.", "state": "District of Columbia" }, { "city": "Atlanta", "state": "Georgia" } ], "official_url": "https://clinicaltrials.gov/study/NCT02120300" }, { "nct_id": "NCT03036839", "title": "Ledipasvir/Sofosbuvir in Adults With Chronic Hepatitis C Virus (HCV) Infection Who Are on Dialysis for End Stage Renal Disease", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Hepatitis C Virus Infection" ], "interventions": [ { "name": "LDV/SOF", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Gilead Sciences", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 95, "start_date": "2017-06-27", "completion_date": "2019-02-14", "has_results": true, "last_update_posted_date": "2020-03-02", "last_synced_at": "2026-09-03T12:47:09.312Z", "location_count": 6, "location_summary": "Boston, Massachusetts • Detroit, Michigan • The Bronx, New York + 3 more", "locations": [ { "city": "Boston", "state": "Massachusetts" }, { "city": "Detroit", "state": "Michigan" }, { "city": "The Bronx", "state": "New York" }, { "city": "Dallas", "state": "Texas" }, { "city": "San Antonio", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT03036839" }, { "nct_id": "NCT01457755", "title": "Gilead Sustained Virologic Response (SVR) Registry", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Hepatitis C, Chronic" ], "interventions": [], "intervention_types": [], "sponsor": "Gilead Sciences", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 6625, "start_date": "2012-04-13", "completion_date": "2018-01-08", "has_results": false, "last_update_posted_date": "2018-08-31", "last_synced_at": "2026-09-03T12:47:09.312Z", "location_count": 162, "location_summary": "Birmingham, Alabama • Dothan, Alabama • Phoenix, Arizona + 102 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Birmingham", "state": "Alabama" }, { "city": "Dothan", "state": "Alabama" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Tucson", "state": "Arizona" } ], "official_url": "https://clinicaltrials.gov/study/NCT01457755" }, { "nct_id": "NCT02249182", "title": "Safety and Efficacy of Ledipasvir/Sofosbuvir Fixed Dose Combination +/- Ribavirin in Adolescents and Children With Chronic HCV-Infection", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Hepatitis C Virus Infection" ], "interventions": [ { "name": "LDV/SOF", "type": "DRUG" }, { "name": "RBV", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Gilead Sciences", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "3 Years", "maximum_age": "17 Years", "sex": "ALL", "summary": "3 Years to 17 Years" }, "enrollment_count": 226, "start_date": "2014-11-05", "completion_date": "2018-08-24", "has_results": true, "last_update_posted_date": "2020-03-02", "last_synced_at": "2026-09-03T12:47:09.312Z", "location_count": 23, "location_summary": "Birmingham, Alabama • Los Angeles, California • San Francisco, California + 20 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Los Angeles", "state": "California" }, { "city": "San Francisco", "state": "California" }, { "city": "Aurora", "state": "Colorado" }, { "city": "Washington D.C.", "state": "District of Columbia" } ], "official_url": "https://clinicaltrials.gov/study/NCT02249182" }, { "nct_id": "NCT02600351", "title": "Efficacy and Safety of Ledipasvir/Sofosbuvir, With or Without Ribavirin, in HCV Infected Participants Who Have Failed Prior Treatment With Sofosbuvir-based Therapies", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Hepatitis C Virus Infection" ], "interventions": [ { "name": "LDV/SOF", "type": "DRUG" }, { "name": "RBV", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Gilead Sciences", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 87, "start_date": "2015-11-11", "completion_date": "2017-05-29", "has_results": true, "last_update_posted_date": "2018-11-16", "last_synced_at": "2026-09-03T12:47:09.312Z", "location_count": 38, "location_summary": "Little Rock, Arkansas • Los Angeles, California • Pasadena, California + 31 more", "locations": [ { "city": "Little Rock", "state": "Arkansas" }, { "city": "Los Angeles", "state": "California" }, { "city": "Pasadena", "state": "California" }, { "city": "Rialto", "state": "California" }, { "city": "Sacramento", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT02600351" }, { "nct_id": "NCT01924949", "title": "Ledipasvir/Sofosbuvir Fixed-Dose Combination in Adults With Nosocomial Genotype 1 HCV Infection", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Hepatitis C" ], "interventions": [ { "name": "LDV/SOF", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Gilead Sciences", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 5, "start_date": "2013-07", "completion_date": "2014-08", "has_results": true, "last_update_posted_date": "2018-11-19", "last_synced_at": "2026-09-03T12:47:09.312Z", "location_count": 1, "location_summary": "Boston, Massachusetts", "locations": [ { "city": "Boston", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT01924949" }, { "nct_id": "NCT01434498", "title": "GS-5885, GS-9451, Tegobuvir and Ribavirin (RBV) in Interferon Ineligible or Intolerant Subjects With Chronic Genotype 1a or 1b Hepatitis C Virus (HCV) Infection", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Chronic Genotype 1a or 1b HCV Infection" ], "interventions": [ { "name": "GS-5885 tablet", "type": "DRUG" }, { "name": "GS-9451 tablet", "type": "DRUG" }, { "name": "tegobuvir capsule", "type": "DRUG" }, { "name": "ribavirin tablet", "type": "DRUG" }, { "name": "placebo matching ribavirin tablet", "type": "DRUG" }, { "name": "placebo matching tegobuvir capsule", "type": "DEVICE" } ], "intervention_types": [ "DRUG", "DEVICE" ], "sponsor": "Gilead Sciences", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 163, "start_date": "2011-09", "completion_date": "2013-01", "has_results": false, "last_update_posted_date": "2013-12-20", "last_synced_at": "2026-09-03T12:47:09.312Z", "location_count": 36, "location_summary": "Beverly Hills, California • Coronado, California • La Jolla, California + 28 more", "locations": [ { "city": "Beverly Hills", "state": "California" }, { "city": "Coronado", "state": "California" }, { "city": "La Jolla", "state": "California" }, { "city": "La Jolla", "state": "California" }, { "city": "Los Angeles", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT01434498" }, { "nct_id": "NCT01701401", "title": "Safety and Efficacy of Ledipasvir/Sofosbuvir Fixed-Dose Combination (FDC) With and Without Ribavirin for the Treatment of HCV", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Chronic Hepatitis C Virus" ], "interventions": [ { "name": "LDV/SOF", "type": "DRUG" }, { "name": "RBV", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Gilead Sciences", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 870, "start_date": "2012-09", "completion_date": "2014-04", "has_results": true, "last_update_posted_date": "2018-11-16", "last_synced_at": "2026-09-03T12:47:09.312Z", "location_count": 53, "location_summary": "Birmingham, Alabama • La Jolla, California • Long Beach, California + 50 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "La Jolla", "state": "California" }, { "city": "Long Beach", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Palo Alto", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT01701401" } ] }