{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lopinavir%2Fritonavir&page=4", "query": { "intervention": "Lopinavir/ritonavir", "page": 4 }, "page_size": 10 }, "pagination": { "page": 4, "page_size": 10, "total_count": 153, "total_pages": 16, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lopinavir%2Fritonavir&page=5&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lopinavir%2Fritonavir&page=3&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-03T06:41:43.917Z", "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": "NCT00004855", "title": "Effects of Two Anti-HIV Drug Combinations on the Immune Systems of HIV-Infected Patients Who Have Never Received Anti-HIV Drugs", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "HIV Infections" ], "interventions": [ { "name": "Lopinavir/Ritonavir", "type": "DRUG" }, { "name": "Abacavir sulfate", "type": "DRUG" }, { "name": "Nevirapine", "type": "DRUG" }, { "name": "Lamivudine", "type": "DRUG" }, { "name": "Stavudine", "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": 55, "start_date": null, "completion_date": "2005-04", "has_results": false, "last_update_posted_date": "2021-11-01", "last_synced_at": "2026-10-03T06:41:43.917Z", "location_count": 23, "location_summary": "Los Angeles, California • Denver, Colorado • Honolulu, Hawaii + 12 more", "locations": [ { "city": "Los Angeles", "state": "California" }, { "city": "Denver", "state": "Colorado" }, { "city": "Denver", "state": "Colorado" }, { "city": "Honolulu", "state": "Hawaii" }, { "city": "Chicago", "state": "Illinois" } ], "official_url": "https://clinicaltrials.gov/study/NCT00004855" }, { "nct_id": "NCT00116636", "title": "Study of the 48-Week Virologic and Immunologic Response to Lopinavir/Ritonavir (Kaletra) in HIV Positive Adult Patients", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "HIV Infections" ], "interventions": [ { "name": "Kaletra", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Therapeutic Concepts", "sponsor_class": "OTHER", "healthy_volunteers": null, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 40, "start_date": "2005-06", "completion_date": "2007-12", "has_results": false, "last_update_posted_date": "2017-05-01", "last_synced_at": "2026-10-03T06:41:43.917Z", "location_count": 1, "location_summary": "Houston, Texas", "locations": [ { "city": "Houston", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT00116636" }, { "nct_id": "NCT00038636", "title": "A Study of Two Different Doses of ABT-378/Ritonavir in HIV-Infected Patients Who Have Taken Protease Inhibitors and Non-Nucleoside Reverse Transcriptase Inhibitors", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "HIV Infections" ], "interventions": [ { "name": "Lopinavir/ritonavir", "type": "DRUG" }, { "name": "Ritonavir", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Abbott", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 36, "start_date": "2000-09", "completion_date": null, "has_results": false, "last_update_posted_date": "2006-08-15", "last_synced_at": "2026-10-03T06:41:43.917Z", "location_count": 3, "location_summary": "San Diego, California • Baltimore, Maryland • Chapel Hill, North Carolina", "locations": [ { "city": "San Diego", "state": "California" }, { "city": "Baltimore", "state": "Maryland" }, { "city": "Chapel Hill", "state": "North Carolina" } ], "official_url": "https://clinicaltrials.gov/study/NCT00038636" }, { "nct_id": "NCT00084058", "title": "Safety of Saquinavir and High Doses of Lopinavir/Ritonavir in Children With HIV", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "HIV Infections" ], "interventions": [ { "name": "Lopinavir/ritonavir", "type": "DRUG" }, { "name": "Saquinavir", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "2 Years", "maximum_age": "17 Years", "sex": "ALL", "summary": "2 Years to 17 Years" }, "enrollment_count": 26, "start_date": null, "completion_date": "2006-12", "has_results": false, "last_update_posted_date": "2021-11-01", "last_synced_at": "2026-10-03T06:41:43.917Z", "location_count": 13, "location_summary": "Birmingham, Alabama • Long Beach, California • San Francisco, California + 9 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Long Beach", "state": "California" }, { "city": "San Francisco", "state": "California" }, { "city": "Chicago", "state": "Illinois" }, { "city": "New Orleans", "state": "Louisiana" } ], "official_url": "https://clinicaltrials.gov/study/NCT00084058" }, { "nct_id": "NCT00004583", "title": "A Phase III Study Comparing Two Different Anti-HIV Drug Combinations in HIV-Positive Patients Without Previous Anti-HIV Drug Therapy", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "HIV Infections" ], "interventions": [ { "name": "Lopinavir/Ritonavir", "type": "DRUG" }, { "name": "Nelfinavir mesylate", "type": "DRUG" }, { "name": "Lamivudine", "type": "DRUG" }, { "name": "Stavudine", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Abbott", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "12 Years", "maximum_age": null, "sex": "ALL", "summary": "12 Years and older" }, "enrollment_count": 660, "start_date": "1999-03", "completion_date": null, "has_results": false, "last_update_posted_date": "2009-02-20", "last_synced_at": "2026-10-03T06:41:43.917Z", "location_count": 42, "location_summary": "Beverly Hills, California • Fountain Valley, California • Los Angeles, California + 31 more", "locations": [ { "city": "Beverly Hills", "state": "California" }, { "city": "Fountain Valley", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Los Angeles", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00004583" }, { "nct_id": "NCT00085943", "title": "KALETRA Or LEXIVA With Ritonavir Combined With EPIVIR And Abacavir In Naive Subjects Over 48 Weeks", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "HIV Infection", "Infection, Human Immunodeficiency Virus" ], "interventions": [ { "name": "LEXIVA (GW433908)", "type": "DRUG" }, { "name": "Ritonavir", "type": "DRUG" }, { "name": "KALETRA", "type": "DRUG" }, { "name": "EPIVIR", "type": "DRUG" }, { "name": "Ziagen", "type": "DRUG" }, { "name": "Abacavir/Lamivudine", "type": "DRUG" }, { "name": "Fosamprenavir", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "GlaxoSmithKline", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 866, "start_date": "2004-05", "completion_date": null, "has_results": false, "last_update_posted_date": "2011-05-16", "last_synced_at": "2026-10-03T06:41:43.917Z", "location_count": 60, "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 42 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Los Angeles", "state": "California" }, { "city": "Sacramento", "state": "California" }, { "city": "San Francisco", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00085943" }, { "nct_id": "NCT01172535", "title": "A Phase II/III Trial of Lopinavir/Ritonavir Dosed According to the WHO Pediatric Weight Band Dosing Guidelines", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2", "PHASE3" ], "conditions": [ "HIV" ], "interventions": [ { "name": "Lopinavir/ritonavir", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "4 Weeks", "maximum_age": null, "sex": "ALL", "summary": "4 Weeks and older" }, "enrollment_count": 97, "start_date": "2010-11", "completion_date": "2013-12", "has_results": true, "last_update_posted_date": "2021-11-05", "last_synced_at": "2026-10-03T06:41:43.917Z", "location_count": 3, "location_summary": "La Jolla, California • Aurora, Colorado • Boston, Massachusetts", "locations": [ { "city": "La Jolla", "state": "California" }, { "city": "Aurora", "state": "Colorado" }, { "city": "Boston", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT01172535" }, { "nct_id": "NCT00038532", "title": "Amprenavir/Ritonavir, Saquinavir/Ritonavir or Efavirenz in HIV-Infected Subjects Following Failure With Kaletra (ABT-378/Ritonavir) as Their First Protease Inhibitor Based HAART", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "HIV Infections" ], "interventions": [ { "name": "Amprenavir/ritonavir", "type": "DRUG" }, { "name": "Saquinavir/ritonavir", "type": "DRUG" }, { "name": "Efavirenz", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Abbott", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 24, "start_date": "2001-04", "completion_date": null, "has_results": false, "last_update_posted_date": "2008-04-01", "last_synced_at": "2026-10-03T06:41:43.917Z", "location_count": 26, "location_summary": "Phoenix, Arizona • Fountain Valley, California • Los Angeles, California + 20 more", "locations": [ { "city": "Phoenix", "state": "Arizona" }, { "city": "Fountain Valley", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Denver", "state": "Colorado" } ], "official_url": "https://clinicaltrials.gov/study/NCT00038532" }, { "nct_id": "NCT00035932", "title": "Atazanavir (BMS-232632) in Combination With Ritonavir or Saquinavir, and Lopinavir/Ritonavir, Each With Tenofovir and a Nucleoside in Subjects With HIV", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "HIV Infections" ], "interventions": [ { "name": "Atazanavir + ritonavir + tenofovir + nucleoside", "type": "DRUG" }, { "name": "Atazanavir + saquinavir + tenofovir + nucleoside", "type": "DRUG" }, { "name": "Lopinavir/ritonavir + tenofovir + nucleoside", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Bristol-Myers Squibb", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "16 Years", "maximum_age": null, "sex": "ALL", "summary": "16 Years and older" }, "enrollment_count": 571, "start_date": "2001-11", "completion_date": "2009-03", "has_results": true, "last_update_posted_date": "2010-12-24", "last_synced_at": "2026-10-03T06:41:43.917Z", "location_count": 29, "location_summary": "San Francisco, California • Torrance, California • Boulder, Colorado + 23 more", "locations": [ { "city": "San Francisco", "state": "California" }, { "city": "Torrance", "state": "California" }, { "city": "Boulder", "state": "Colorado" }, { "city": "Altamonte Springs", "state": "Florida" }, { "city": "Fort Lauderdale", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT00035932" }, { "nct_id": "NCT00743470", "title": "A Bioavailability Study of Rifabutin and Lopinavir/Ritonavir in Healthy Adult Subjects", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "HIV", "Tuberculosis" ], "interventions": [ { "name": "lopinavir/ritonavir", "type": "DRUG" }, { "name": "rifabutin", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Abbott", "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": 15, "start_date": "2008-08", "completion_date": null, "has_results": false, "last_update_posted_date": "2010-11-02", "last_synced_at": "2026-10-03T06:41:43.917Z", "location_count": 1, "location_summary": "Waukegan, Illinois", "locations": [ { "city": "Waukegan", "state": "Illinois" } ], "official_url": "https://clinicaltrials.gov/study/NCT00743470" } ] }