{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Once-daily+combination+Darunavir+and+ritonavir",
    "query": {
      "intervention": "Once-daily combination Darunavir and ritonavir"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 28,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Once-daily+combination+Darunavir+and+ritonavir&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T19:58:26.964Z",
  "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": "NCT01475838",
      "title": "Study to Evaluate Switching From Regimens Consisting of a Ritonavir-boosted Protease Inhibitor Plus Emtricitabine/Tenofovir Fixed-Dose Combination to the Elvitegravir/Cobicistat/Emtricitabine/Tenofovir DF Single-Tablet Regimen in Virologically Suppressed, HIV-1 Infected Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acquired Immunodeficiency Syndrome",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "PI",
          "type": "DRUG"
        },
        {
          "name": "RTV",
          "type": "DRUG"
        },
        {
          "name": "FTC/TDF",
          "type": "DRUG"
        },
        {
          "name": "Stribild",
          "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": 438,
      "start_date": "2011-11",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2016-06-08",
      "last_synced_at": "2026-10-09T19:58:26.964Z",
      "location_count": 45,
      "location_summary": "Phoenix, Arizona • Beverly Hills, California • Hayward, California + 28 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Hayward",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01475838"
    },
    {
      "nct_id": "NCT02437110",
      "title": "HERV-K Suppression Using Antiretroviral Therapy in Volunteers With Amyotrophic Lateral Sclerosis (ALS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Amyotrophic Lateral Sclerosis"
      ],
      "interventions": [
        {
          "name": "Darunavir",
          "type": "DRUG"
        },
        {
          "name": "Ritonavir",
          "type": "DRUG"
        },
        {
          "name": "Dolutegravir",
          "type": "DRUG"
        },
        {
          "name": "Tenofovir alafenamide (TAF)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 122,
      "start_date": "2019-04-01",
      "completion_date": "2023-05-09",
      "has_results": true,
      "last_update_posted_date": "2024-01-09",
      "last_synced_at": "2026-10-09T19:58:26.964Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02437110"
    },
    {
      "nct_id": "NCT00885495",
      "title": "Darunavir/Ritonavir and Rosuvastatin Pharmacokinetic Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "darunavir, ritonavir, rosuvastatin",
          "type": "DRUG"
        },
        {
          "name": "rosuvastatin, darunavir, ritonavir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2009-01",
      "completion_date": "2010-08",
      "has_results": true,
      "last_update_posted_date": "2022-02-11",
      "last_synced_at": "2026-10-09T19:58:26.964Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00885495"
    },
    {
      "nct_id": "NCT01199731",
      "title": "Dose-finding Study of GSK2248761 in Antiretroviral Therapy-experienced Subjects With NNRTI-resistant HIV Infection",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Infection, Human Immunodeficiency Virus"
      ],
      "interventions": [
        {
          "name": "GSK2248761 100 mg once daily",
          "type": "DRUG"
        },
        {
          "name": "GSK2248761 200 mg once daily",
          "type": "DRUG"
        },
        {
          "name": "Etravirine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ViiV Healthcare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2010-10-05",
      "completion_date": "2011-07-19",
      "has_results": true,
      "last_update_posted_date": "2017-11-17",
      "last_synced_at": "2026-10-09T19:58:26.964Z",
      "location_count": 30,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Bakersfield, California + 25 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01199731"
    },
    {
      "nct_id": "NCT01869634",
      "title": "Mechanisms of Immune Reconstitution & Reduced Immune Activation Following Darunavir-based ART",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Human Immunodeficiency Virus Infection"
      ],
      "interventions": [
        {
          "name": "darunavir with ritonavir and fixed-dose viread+emtricitabine daily",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 37,
      "start_date": "2013-06",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2020-03-04",
      "last_synced_at": "2026-10-09T19:58:26.964Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01869634"
    },
    {
      "nct_id": "NCT01199939",
      "title": "A Study of the Once Daily Combination of Etravirine and Darunavir/Ritonavir As Dual Therapy in Early Treatment-Experienced Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Human Immunodeficiency Virus (HIV)"
      ],
      "interventions": [
        {
          "name": "Etravirine",
          "type": "DRUG"
        },
        {
          "name": "Ritonavir",
          "type": "DRUG"
        },
        {
          "name": "Darunavir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tibotec, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2010-05",
      "completion_date": "2012-10",
      "has_results": true,
      "last_update_posted_date": "2013-12-04",
      "last_synced_at": "2026-10-09T19:58:26.964Z",
      "location_count": 22,
      "location_summary": "Long Beach, California • Los Angeles, California • San Francisco, California + 19 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01199939"
    },
    {
      "nct_id": "NCT00811954",
      "title": "Comparative Study of Three NNRTI-Sparing HAART Regimens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV Infection"
      ],
      "interventions": [
        {
          "name": "Emtricitabine/tenofovir disoproxil fumarate",
          "type": "DRUG"
        },
        {
          "name": "Raltegravir",
          "type": "DRUG"
        },
        {
          "name": "Darunavir",
          "type": "DRUG"
        },
        {
          "name": "Ritonavir",
          "type": "DRUG"
        },
        {
          "name": "Atazanavir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1814,
      "start_date": "2009-05",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2014-09-05",
      "last_synced_at": "2026-10-09T19:58:26.964Z",
      "location_count": 55,
      "location_summary": "Birmingham, Alabama • Long Beach, California • Los Angeles, California + 39 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00811954"
    },
    {
      "nct_id": "NCT02605954",
      "title": "Safety and Efficacy of Switching From Regimens of ABC/3TC + a 3rd Agent to E/C/F/TAF Fixed-Dose Combination (FDC) in Virologically-Suppressed HIV 1 Infected Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV-1 Infection"
      ],
      "interventions": [
        {
          "name": "E/C/F/TAF",
          "type": "DRUG"
        },
        {
          "name": "ABC/3TC",
          "type": "DRUG"
        },
        {
          "name": "Third Antiretroviral Agent",
          "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": 275,
      "start_date": "2015-11-18",
      "completion_date": "2018-01-24",
      "has_results": true,
      "last_update_posted_date": "2018-11-14",
      "last_synced_at": "2026-10-09T19:58:26.964Z",
      "location_count": 12,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • Washington D.C., District of Columbia + 8 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02605954"
    },
    {
      "nct_id": "NCT00042289",
      "title": "Pharmacokinetic Study of Antiretroviral Drugs and Related Drugs During and After Pregnancy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "atazanavir/cobicistat",
          "type": "DRUG"
        },
        {
          "name": "darunavir/ritonavir dosage #1",
          "type": "DRUG"
        },
        {
          "name": "darunavir/ritonavir dosage #2",
          "type": "DRUG"
        },
        {
          "name": "darunavir/ritonavir dosage #3",
          "type": "DRUG"
        },
        {
          "name": "elvitegravir/cobicistat",
          "type": "DRUG"
        },
        {
          "name": "dolutegravir",
          "type": "DRUG"
        },
        {
          "name": "tenofovir alafenamide fumarate (TAF)",
          "type": "DRUG"
        },
        {
          "name": "TAF w/cobicistat",
          "type": "DRUG"
        },
        {
          "name": "TAF w/cobicistat or ritonavir",
          "type": "DRUG"
        },
        {
          "name": "efavirenz",
          "type": "DRUG"
        },
        {
          "name": "darunavir/cobicistat",
          "type": "DRUG"
        },
        {
          "name": "lopinavir/ritonavir dosage #1",
          "type": "DRUG"
        },
        {
          "name": "atazanavir/ritonavir/tenofovir dosage #1",
          "type": "DRUG"
        },
        {
          "name": "rifampicin",
          "type": "DRUG"
        },
        {
          "name": "ethambutol",
          "type": "DRUG"
        },
        {
          "name": "isoniazid",
          "type": "DRUG"
        },
        {
          "name": "pyrazinamide",
          "type": "DRUG"
        },
        {
          "name": "kanamycin",
          "type": "DRUG"
        },
        {
          "name": "amikacin",
          "type": "DRUG"
        },
        {
          "name": "capreomycin",
          "type": "DRUG"
        },
        {
          "name": "moxifloxacin",
          "type": "DRUG"
        },
        {
          "name": "levoflaxacin",
          "type": "DRUG"
        },
        {
          "name": "ofloxacin",
          "type": "DRUG"
        },
        {
          "name": "ethionamide/prothionamide",
          "type": "DRUG"
        },
        {
          "name": "terizidone/cycloserine",
          "type": "DRUG"
        },
        {
          "name": "para-aminosalicylic acid (PAS)",
          "type": "DRUG"
        },
        {
          "name": "high dose INH",
          "type": "DRUG"
        },
        {
          "name": "bedaquiline",
          "type": "DRUG"
        },
        {
          "name": "clofazamine",
          "type": "DRUG"
        },
        {
          "name": "delamanid",
          "type": "DRUG"
        },
        {
          "name": "linezolid",
          "type": "DRUG"
        },
        {
          "name": "pretomanid",
          "type": "DRUG"
        },
        {
          "name": "ethinyl estradiol",
          "type": "DRUG"
        },
        {
          "name": "etonogestrel implant",
          "type": "DRUG"
        },
        {
          "name": "nevirapine",
          "type": "DRUG"
        },
        {
          "name": "amprenavir",
          "type": "DRUG"
        },
        {
          "name": "abacavir",
          "type": "DRUG"
        },
        {
          "name": "lopinavir/ritonavir dosage #2",
          "type": "DRUG"
        },
        {
          "name": "indinavir/ritonavir dosage #1",
          "type": "DRUG"
        },
        {
          "name": "fosamprenavir/ritonavir",
          "type": "DRUG"
        },
        {
          "name": "lopinavir/ritonavir dosage #3",
          "type": "DRUG"
        },
        {
          "name": "atazanavir/ritonavir dosage #1",
          "type": "DRUG"
        },
        {
          "name": "didanosine delayed release (Videx® EC)",
          "type": "DRUG"
        },
        {
          "name": "emtricitabine",
          "type": "DRUG"
        },
        {
          "name": "tenofovir",
          "type": "DRUG"
        },
        {
          "name": "nelfinavir dosage #1",
          "type": "DRUG"
        },
        {
          "name": "tipranavir/ritonavir",
          "type": "DRUG"
        },
        {
          "name": "lopinavir/ritonavir dosage #4",
          "type": "DRUG"
        },
        {
          "name": "raltegravir",
          "type": "DRUG"
        },
        {
          "name": "etravirine",
          "type": "DRUG"
        },
        {
          "name": "maraviroc",
          "type": "DRUG"
        },
        {
          "name": "atazanavir/ritonavir dosage #2",
          "type": "DRUG"
        },
        {
          "name": "tenofovir/atazanavir/ritonavir dosage #2",
          "type": "DRUG"
        },
        {
          "name": "nelfinavir dosage #2",
          "type": "DRUG"
        },
        {
          "name": "indinavir/ritonavir dosage #2",
          "type": "DRUG"
        },
        {
          "name": "rilpivirine",
          "type": "DRUG"
        },
        {
          "name": "darunavir/ritonavir dosage #4",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1578,
      "start_date": "2003-06-09",
      "completion_date": "2020-09-30",
      "has_results": true,
      "last_update_posted_date": "2025-12-02",
      "last_synced_at": "2026-10-09T19:58:26.964Z",
      "location_count": 39,
      "location_summary": "Birmingham, Alabama • La Jolla, California • Long Beach, California + 26 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00042289"
    },
    {
      "nct_id": "NCT03631732",
      "title": "Study to Evaluate Switching From a Regimen of Two Nucleos(t)Ide Reverse Transcriptase Inhibitors (NRTI) Plus a Third Agent to a Fixed Dose Combination (FDC) of Bictegravir/Emtricitabine/Tenofovir Alafenamide (B/F/TAF), in Virologically-Suppressed, HIV-1 Infected African American Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV-1 Infection"
      ],
      "interventions": [
        {
          "name": "B/F/TAF",
          "type": "DRUG"
        },
        {
          "name": "NRTIs",
          "type": "DRUG"
        },
        {
          "name": "Third Agent",
          "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": 496,
      "start_date": "2018-08-28",
      "completion_date": "2020-08-19",
      "has_results": true,
      "last_update_posted_date": "2021-09-05",
      "last_synced_at": "2026-10-09T19:58:26.964Z",
      "location_count": 82,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Los Angeles, California + 53 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03631732"
    }
  ]
}