{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dolutegravir+50+mg+twice+daily",
    "query": {
      "intervention": "Dolutegravir 50 mg twice daily"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 12,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dolutegravir+50+mg+twice+daily&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T14:14:18.121Z",
  "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": "NCT01967771",
      "title": "Effect of Carbamazepine on Dolutegravir Pharmacokinetics in Healthy Adult Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Infection, Human Immunodeficiency Virus"
      ],
      "interventions": [
        {
          "name": "DTG",
          "type": "DRUG"
        },
        {
          "name": "CBZ",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ViiV Healthcare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 16,
      "start_date": "2013-10",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2014-01-27",
      "last_synced_at": "2026-10-08T14:14:18.121Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01967771"
    },
    {
      "nct_id": "NCT01498861",
      "title": "Drug Interaction Study Between Dolutegravir and an Oral Contraceptive Containing Norgestimate and Ethinylestradiol",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Infection, Human Immunodeficiency Virus"
      ],
      "interventions": [
        {
          "name": "Ortho-Cyclen",
          "type": "DRUG"
        },
        {
          "name": "Dolutegravir",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ViiV Healthcare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 16,
      "start_date": "2011-12",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2012-05-21",
      "last_synced_at": "2026-10-08T14:14:18.121Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01498861"
    },
    {
      "nct_id": "NCT01231516",
      "title": "A Study of GSK1349572 Versus Raltegravir (RAL) With Investigator Selected Background Regimen in Antiretroviral-Experienced, Integrase Inhibitor-Naive Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Infection, Human Immunodeficiency Virus",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "GSK1349572",
          "type": "DRUG"
        },
        {
          "name": "Raltegravir",
          "type": "DRUG"
        },
        {
          "name": "GSK1349572 Placebo",
          "type": "DRUG"
        },
        {
          "name": "Raltegravir Placebo",
          "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": 724,
      "start_date": "2010-10-26",
      "completion_date": "2021-02-02",
      "has_results": true,
      "last_update_posted_date": "2022-03-15",
      "last_synced_at": "2026-10-08T14:14:18.121Z",
      "location_count": 68,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 52 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01231516"
    },
    {
      "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": "2026-10-08T14:14:18.121Z",
      "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": "NCT04518228",
      "title": "Pharmacokinetic Properties of Antiretroviral and Anti-Tuberculosis Drugs During Pregnancy and Postpartum",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV",
        "Tuberculosis"
      ],
      "interventions": [
        {
          "name": "Bictegravir (BIC)",
          "type": "DRUG"
        },
        {
          "name": "Tenofovir alafenamide (TAF)",
          "type": "DRUG"
        },
        {
          "name": "Long-acting injectable formulation of cabotegravir (CAB LA)",
          "type": "DRUG"
        },
        {
          "name": "Dolutegravir (DTG)",
          "type": "DRUG"
        },
        {
          "name": "Atazanavir/ritonavir (ATV/r)",
          "type": "DRUG"
        },
        {
          "name": "Darunavir/ritonavir (DRV/r)",
          "type": "DRUG"
        },
        {
          "name": "Lopinavir/ritonavir (LPV/r)",
          "type": "DRUG"
        },
        {
          "name": "Cobicistat",
          "type": "DRUG"
        },
        {
          "name": "Ritonavir",
          "type": "DRUG"
        },
        {
          "name": "First-Line TB Treatment",
          "type": "DRUG"
        },
        {
          "name": "Second-Line TB Treatment",
          "type": "DRUG"
        },
        {
          "name": "Doravirine (DOR)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 205,
      "start_date": "2021-09-01",
      "completion_date": "2025-07-10",
      "has_results": true,
      "last_update_posted_date": "2026-08-26",
      "last_synced_at": "2026-10-08T14:14:18.121Z",
      "location_count": 13,
      "location_summary": "Los Angeles, California • San Diego, California • Aurora, Colorado + 7 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04518228"
    },
    {
      "nct_id": "NCT04272242",
      "title": "Drug-Drug Interactions Between Rifapentine and Dolutegravir in HIV/LTBI Co-Infected Individuals",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV Infection",
        "LTBI"
      ],
      "interventions": [
        {
          "name": "Dolutegravir (DTG)",
          "type": "DRUG"
        },
        {
          "name": "Isoniazid (INH)",
          "type": "DRUG"
        },
        {
          "name": "Rifapentine (RPT)",
          "type": "DRUG"
        },
        {
          "name": "Antiretroviral Therapy (ART)",
          "type": "DRUG"
        },
        {
          "name": "Pyridoxine (Vitamin B6)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 37,
      "start_date": "2021-02-27",
      "completion_date": "2021-12-27",
      "has_results": true,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-10-08T14:14:18.121Z",
      "location_count": 2,
      "location_summary": "San Francisco, California • Houston, Texas",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04272242"
    },
    {
      "nct_id": "NCT01231542",
      "title": "Phase 1, Open Label, Two Arm, Fixed Sequence Study to Evaluate the Effect of Rifampin and Rifabutin on GSK1349572 Pharmacokinetics in Healthy Male and Female Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Infection, Human Immunodeficiency Virus"
      ],
      "interventions": [
        {
          "name": "GSK1349572",
          "type": "DRUG"
        },
        {
          "name": "Rifampin",
          "type": "DRUG"
        },
        {
          "name": "Rifabutin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ViiV Healthcare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 27,
      "start_date": "2011-05",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2017-06-08",
      "last_synced_at": "2026-10-08T14:14:18.121Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01231542"
    },
    {
      "nct_id": "NCT01568892",
      "title": "Study Assessing Dolutegravir in HIV-1 Infected Subjects With Virus Resistant to Raltegravir and/or Elivitegravir",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Dolutegravir 50 mg twice daily",
          "type": "DRUG"
        },
        {
          "name": "Dolutegravir placebo twice daily",
          "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": "2012-04-18",
      "completion_date": "2013-12-16",
      "has_results": true,
      "last_update_posted_date": "2018-07-02",
      "last_synced_at": "2026-10-08T14:14:18.121Z",
      "location_count": 25,
      "location_summary": "Little Rock, Arkansas • Bakersfield, California • Beverly Hills, California + 21 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01568892"
    },
    {
      "nct_id": "NCT00950859",
      "title": "A Pilot Study Assessing the Integrase Inhibitor GSK1349572 in HIV-infected Persons With Virus Resistant to Raltegravir",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Infection, Human Immunodeficiency Virus"
      ],
      "interventions": [
        {
          "name": "GSK1349572 (Cohort I)",
          "type": "DRUG"
        },
        {
          "name": "GSK1349572 (Cohort II)",
          "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": 51,
      "start_date": "2009-08",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2015-12-04",
      "last_synced_at": "2026-10-08T14:14:18.121Z",
      "location_count": 12,
      "location_summary": "Phoenix, Arizona • Long Beach, California • San Francisco, California + 8 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Long Beach",
          "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/NCT00950859"
    },
    {
      "nct_id": "NCT01328041",
      "title": "A Study to Assess Dolutegravir in HIV-infected Subjects With Treatment Failure on an Integrase Inhibitor Containing Regimen.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Infection, Human Immunodeficiency Virus"
      ],
      "interventions": [
        {
          "name": "dolutegravir",
          "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": 183,
      "start_date": "2011-05",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2016-01-07",
      "last_synced_at": "2026-10-08T14:14:18.121Z",
      "location_count": 42,
      "location_summary": "Beverly Hills, California • Fountain Valley, California • Los Angeles, California + 32 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01328041"
    }
  ]
}