{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ritonavir+%28rtv%29&page=15",
    "query": {
      "intervention": "Ritonavir (rtv)",
      "page": 15
    },
    "page_size": 10
  },
  "pagination": {
    "page": 15,
    "page_size": 10,
    "total_count": 451,
    "total_pages": 46,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ritonavir+%28rtv%29&page=16&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ritonavir+%28rtv%29&page=14&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T23:08:27.857Z",
  "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": "NCT02194998",
      "title": "Evaluating the Safety and Effectiveness of Interferon-Free Treatment of Hepatitis C Virus Infection in HIV-Coinfected Adults on Antiretroviral Therapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV Infections",
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Paritaprevir/ritonavir/ombitasvir (PTV/r/OBT)",
          "type": "DRUG"
        },
        {
          "name": "Dasabuvir (DSV)",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin (RBV)",
          "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": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 46,
      "start_date": "2015-09-16",
      "completion_date": "2018-11-13",
      "has_results": true,
      "last_update_posted_date": "2021-11-04",
      "last_synced_at": "2026-10-15T23:08:27.857Z",
      "location_count": 15,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Aurora, Colorado + 12 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02194998"
    },
    {
      "nct_id": "NCT01363011",
      "title": "Cobicistat-containing Highly Active Antiretroviral Regimens in HIV-1 Infected Patients With Mild to Moderate Renal Impairment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acquired Immunodeficiency Syndrome",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "E/C/F/TDF",
          "type": "DRUG"
        },
        {
          "name": "COBI",
          "type": "DRUG"
        },
        {
          "name": "ATV",
          "type": "DRUG"
        },
        {
          "name": "DRV",
          "type": "DRUG"
        },
        {
          "name": "NRTI",
          "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": 106,
      "start_date": "2011-05",
      "completion_date": "2015-02",
      "has_results": true,
      "last_update_posted_date": "2016-05-02",
      "last_synced_at": "2026-10-15T23:08:27.857Z",
      "location_count": 34,
      "location_summary": "Phoenix, Arizona • Little Rock, Arkansas • Beverly Hills, California + 24 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01363011"
    },
    {
      "nct_id": "NCT00723775",
      "title": "GSK706769/KALETRA Drug-drug Interaction Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Infection, Human Immunodeficiency Virus"
      ],
      "interventions": [
        {
          "name": "GSK706769 & KALETRA",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 17,
      "start_date": "2008-07-24",
      "completion_date": "2008-11-08",
      "has_results": false,
      "last_update_posted_date": "2017-07-21",
      "last_synced_at": "2026-10-15T23:08:27.857Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00723775"
    },
    {
      "nct_id": "NCT00756730",
      "title": "Lopinavir/r or Fosamprenavir/r Switch to Atazanavir/r or Darunavir/r",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "ATV/r",
          "type": "DRUG"
        },
        {
          "name": "DRV/r",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Community Research Initiative of New England",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2008-09",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2017-08-21",
      "last_synced_at": "2026-10-15T23:08:27.857Z",
      "location_count": 11,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • Orlando, Florida + 7 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Springfield",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00756730"
    },
    {
      "nct_id": "NCT00102206",
      "title": "A Comparison of Two Anti-HIV Drug Regimens for Youth Who Have Failed Prior Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Abacavir sulfate",
          "type": "DRUG"
        },
        {
          "name": "Emtricitabine",
          "type": "DRUG"
        },
        {
          "name": "Lamivudine",
          "type": "DRUG"
        },
        {
          "name": "Lopinavir/ritonavir",
          "type": "DRUG"
        },
        {
          "name": "Saquinavir",
          "type": "DRUG"
        },
        {
          "name": "Tenofovir disoproxil fumarate",
          "type": "DRUG"
        },
        {
          "name": "Zidovudine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "4 Years to 21 Years"
      },
      "enrollment_count": 6,
      "start_date": null,
      "completion_date": "2007-05",
      "has_results": false,
      "last_update_posted_date": "2021-11-01",
      "last_synced_at": "2026-10-15T23:08:27.857Z",
      "location_count": 4,
      "location_summary": "Chicago, Illinois • New York, New York • Stony Brook, New York + 1 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Stony Brook",
          "state": "New York"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00102206"
    },
    {
      "nct_id": "NCT06441955",
      "title": "Covid-19 Long Haul Preventative and Health Promotion Care Clinical Trial Acceleration Program.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "COVID-19, Long Haul"
      ],
      "interventions": [
        {
          "name": "Ritonavir-Boosted Nirmatrelvir (Paxlovid)",
          "type": "DRUG"
        },
        {
          "name": "Physiological Evaluation",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Moderna COVID-19 Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biopsychological",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral (e.g., Psychotherapy, Lifestyle Counseling)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Genetic (including gene transfer, stem cell and recombinant DNA)",
          "type": "GENETIC"
        },
        {
          "name": "Multidisciplinary approach",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST",
        "BIOLOGICAL",
        "BEHAVIORAL",
        "GENETIC",
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Well- Konnect Healthcare Services and Research Firm",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 100,
      "start_date": "2024-03-01",
      "completion_date": "2030-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-11-27",
      "last_synced_at": "2026-10-15T23:08:27.857Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06441955"
    },
    {
      "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": "2026-10-15T23:08:27.857Z",
      "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": "NCT01335698",
      "title": "Phase IIIB Study Evaluating the Effects of Atazanavir Powder With Ritonavir in HIV-infected Pediatric Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV"
      ],
      "interventions": [
        {
          "name": "Atazanavir Sulphate",
          "type": "DRUG"
        },
        {
          "name": "Ritonavir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Months",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "3 Months to 11 Years"
      },
      "enrollment_count": 160,
      "start_date": "2011-05-27",
      "completion_date": "2018-01-22",
      "has_results": true,
      "last_update_posted_date": "2018-11-09",
      "last_synced_at": "2026-10-15T23:08:27.857Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia • Syracuse, New York",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Syracuse",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01335698"
    },
    {
      "nct_id": "NCT01095094",
      "title": "Ritonavir and Lopinavir in Treating Patients With Progressive or Recurrent High-Grade Glioma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain Tumor",
        "Anaplastic Astrocytoma",
        "Anaplastic Ependymoma",
        "Anaplastic Oligodendroglioma",
        "Brain Stem Glioma",
        "Giant Cell Glioblastoma",
        "Glioblastoma",
        "Gliosarcoma",
        "Mixed Glioma"
      ],
      "interventions": [
        {
          "name": "ritonavir",
          "type": "DRUG"
        },
        {
          "name": "lopinavir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2009-01",
      "completion_date": "2011-11",
      "has_results": true,
      "last_update_posted_date": "2013-06-10",
      "last_synced_at": "2026-10-15T23:08:27.857Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01095094"
    },
    {
      "nct_id": "NCT02531321",
      "title": "Protease Inhibitors and Combined Oral Contraceptive Pharmacokinetics and Pharmacodynamics",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Contraception",
        "HIV"
      ],
      "interventions": [
        {
          "name": "Levonorgestrel and Ethinyl Estradiol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 17,
      "start_date": "2015-08",
      "completion_date": "2016-11-01",
      "has_results": true,
      "last_update_posted_date": "2019-05-31",
      "last_synced_at": "2026-10-15T23:08:27.857Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02531321"
    }
  ]
}