{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=TAF+Placebo",
    "query": {
      "intervention": "TAF Placebo"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 47,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=TAF+Placebo&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T00:00:51.526Z",
  "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": "NCT02932150",
      "title": "Study of Tenofovir Alafenamide (TAF) in Children and Teen Participants With Chronic Hepatitis B Virus Infection",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Hepatitis B"
      ],
      "interventions": [
        {
          "name": "TAF",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 150,
      "start_date": "2016-11",
      "completion_date": "2029-10",
      "has_results": false,
      "last_update_posted_date": "2026-06-18",
      "last_synced_at": "2026-09-07T00:00:51.526Z",
      "location_count": 15,
      "location_summary": "Los Angeles, California • San Diego, California • San Francisco, California + 12 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02932150"
    },
    {
      "nct_id": "NCT01940471",
      "title": "Study to Compare Tenofovir Alafenamide (TAF) Versus Tenofovir Disoproxil Fumarate (TDF) in Participants With Chronic Hepatitis B Infection Who Are Positive for Hepatitis B e Antigen",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HBeAg-positive Chronic Hepatitis B"
      ],
      "interventions": [
        {
          "name": "TAF",
          "type": "DRUG"
        },
        {
          "name": "TDF",
          "type": "DRUG"
        },
        {
          "name": "TAF Placebo",
          "type": "DRUG"
        },
        {
          "name": "TDF Placebo",
          "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": 875,
      "start_date": "2013-09-11",
      "completion_date": "2022-10-13",
      "has_results": true,
      "last_update_posted_date": "2023-10-10",
      "last_synced_at": "2026-09-07T00:00:51.526Z",
      "location_count": 15,
      "location_summary": "Los Angeles, California • Palo Alto, California • Pasadena, California + 10 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01940471"
    },
    {
      "nct_id": "NCT02607956",
      "title": "Study to Evaluate the Safety and Efficacy of Bictegravir/Emtricitabine/Tenofovir Alafenamide Versus Dolutegravir + Emtricitabine/Tenofovir Alafenamide in Human Immunodeficiency Virus (HIV-1) Infected, Antiretroviral Treatment-Naive Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV-1 Infection"
      ],
      "interventions": [
        {
          "name": "DTG",
          "type": "DRUG"
        },
        {
          "name": "F/TAF",
          "type": "DRUG"
        },
        {
          "name": "B/F/TAF",
          "type": "DRUG"
        },
        {
          "name": "DTG Placebo",
          "type": "DRUG"
        },
        {
          "name": "F/TAF Placebo",
          "type": "DRUG"
        },
        {
          "name": "B/F/TAF Placebo",
          "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": 657,
      "start_date": "2015-11-11",
      "completion_date": "2021-07-05",
      "has_results": true,
      "last_update_posted_date": "2022-03-07",
      "last_synced_at": "2026-09-07T00:00:51.526Z",
      "location_count": 74,
      "location_summary": "Phoenix, Arizona • Beverly Hills, California • Los Angeles, California + 53 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02607956"
    },
    {
      "nct_id": "NCT01967940",
      "title": "Efficacy of Tenofovir Alafenamide Versus Placebo Added to a Failing Regimen Followed by Treatment With Elvitegravir/Cobicistat/Emtricitabine/Tenofovir Alafenamide Plus Atazanavir in HIV-1 Positive, Antiretroviral Treatment-Experienced Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV",
        "HIV Infections",
        "Acquired Immunodeficiency Syndrome"
      ],
      "interventions": [
        {
          "name": "TAF",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "E/C/F/TAF",
          "type": "DRUG"
        },
        {
          "name": "Current failing ARV regimen",
          "type": "DRUG"
        },
        {
          "name": "ATV",
          "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": 55,
      "start_date": "2013-10-25",
      "completion_date": "2017-07-31",
      "has_results": true,
      "last_update_posted_date": "2018-11-16",
      "last_synced_at": "2026-09-07T00:00:51.526Z",
      "location_count": 5,
      "location_summary": "Ft. Pierce, Florida • West Palm Beach, Florida • Wilton Manors, Florida + 2 more",
      "locations": [
        {
          "city": "Ft. Pierce",
          "state": "Florida"
        },
        {
          "city": "West Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Wilton Manors",
          "state": "Florida"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01967940"
    },
    {
      "nct_id": "NCT06274398",
      "title": "Rectal Insert TAF/EVG Pre-Exposure Prophylaxis (RITE PrEP) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Safety Issues"
      ],
      "interventions": [
        {
          "name": "TAF/EVG rectal insert",
          "type": "DRUG"
        },
        {
          "name": "Matching placebo rectal insert",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eastern Virginia Medical School",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 21,
      "start_date": "2024-01-16",
      "completion_date": "2025-05-16",
      "has_results": false,
      "last_update_posted_date": "2025-07-25",
      "last_synced_at": "2026-09-07T00:00:51.526Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06274398"
    },
    {
      "nct_id": "NCT02603120",
      "title": "Safety and Efficacy of Switching From Dolutegravir and ABC/3TC or ABC/DTG/3TC to B/F/TAF in HIV-1 Infected Adults Who Are Virologically Suppressed",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV-1 Infection"
      ],
      "interventions": [
        {
          "name": "ABC/DTG/3TC",
          "type": "DRUG"
        },
        {
          "name": "B/F/TAF",
          "type": "DRUG"
        },
        {
          "name": "ABC/DTG/3TC Placebo",
          "type": "DRUG"
        },
        {
          "name": "B/F/TAF Placebo",
          "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": 567,
      "start_date": "2015-11-11",
      "completion_date": "2019-10-23",
      "has_results": true,
      "last_update_posted_date": "2020-11-12",
      "last_synced_at": "2026-09-07T00:00:51.526Z",
      "location_count": 61,
      "location_summary": "Phoenix, Arizona • Beverly Hills, California • Los Angeles, California + 48 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02603120"
    },
    {
      "nct_id": "NCT06613685",
      "title": "Study of Oral Weekly GS-1720 and GS-4182 Compared With Biktarvy in People With HIV-1 Who Have Not Been Treated",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "HIV-1-infection"
      ],
      "interventions": [
        {
          "name": "lepetegravir",
          "type": "DRUG"
        },
        {
          "name": "lenacapavir pacfosacil",
          "type": "DRUG"
        },
        {
          "name": "Bictegravir/emtricitabine/tenofovir alafenamide",
          "type": "DRUG"
        },
        {
          "name": "lepetegravir/lenacapavir pacfosacil FDC",
          "type": "DRUG"
        },
        {
          "name": "Placebo to Match BVY",
          "type": "DRUG"
        },
        {
          "name": "Placebo to Match GS1720/GS-4182 FDC",
          "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": 73,
      "start_date": "2024-10-21",
      "completion_date": "2026-03-16",
      "has_results": false,
      "last_update_posted_date": "2026-04-15",
      "last_synced_at": "2026-09-07T00:00:51.526Z",
      "location_count": 21,
      "location_summary": "Birmingham, Alabama • Torrance, California • West Hollywood, California + 17 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "West Hollywood",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06613685"
    },
    {
      "nct_id": "NCT02469246",
      "title": "Switch Study to Evaluate F/TAF in HIV-1 Infected Adults Who Are Virologically Suppressed on Regimens Containing ABC/3TC",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV-1 Infection"
      ],
      "interventions": [
        {
          "name": "F/TAF",
          "type": "DRUG"
        },
        {
          "name": "ABC/3TC",
          "type": "DRUG"
        },
        {
          "name": "ABC/3TC Placebo",
          "type": "DRUG"
        },
        {
          "name": "F/TAF Placebo",
          "type": "DRUG"
        },
        {
          "name": "3rd ARV 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": 567,
      "start_date": "2015-06-29",
      "completion_date": "2019-03-13",
      "has_results": true,
      "last_update_posted_date": "2019-10-25",
      "last_synced_at": "2026-09-07T00:00:51.526Z",
      "location_count": 34,
      "location_summary": "Phoenix, Arizona • Beverly Hills, California • La Jolla, California + 26 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02469246"
    },
    {
      "nct_id": "NCT04233879",
      "title": "Study of Doravirine/Islatravir (DOR/ISL 100 mg/0.75 mg) to Evaluate the Antiretroviral Activity, Safety, and Tolerability in Treatment-Naïve Participants With Human Immunodeficiency Virus Type 1 (HIV-1) Infection (MK-8591A-020)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV-1 Infection"
      ],
      "interventions": [
        {
          "name": "DOR/ISL",
          "type": "DRUG"
        },
        {
          "name": "BIC/FTC/TAF",
          "type": "DRUG"
        },
        {
          "name": "Placebo to BIC/FTC/TAF",
          "type": "DRUG"
        },
        {
          "name": "Placebo to DOR/ISL",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 599,
      "start_date": "2020-02-28",
      "completion_date": "2025-01-29",
      "has_results": true,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-09-07T00:00:51.526Z",
      "location_count": 17,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 14 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Ft. Pierce",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04233879"
    },
    {
      "nct_id": "NCT03547908",
      "title": "Safety and Efficacy of Bictegravir/Emtricitabine/Tenofovir Alafenamide Versus Dolutegravir + Emtricitabine/Tenofovir Disoproxil Fumarate in Treatment Naive, HIV-1 and Hepatitis B Co-Infected Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV-1/HBV Co-Infection"
      ],
      "interventions": [
        {
          "name": "B/F/TAF",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match DTG",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match F/TDF",
          "type": "DRUG"
        },
        {
          "name": "DTG",
          "type": "DRUG"
        },
        {
          "name": "F/TDF",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match B/F/TAF",
          "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": 244,
      "start_date": "2018-05-30",
      "completion_date": "2024-03-07",
      "has_results": true,
      "last_update_posted_date": "2025-03-19",
      "last_synced_at": "2026-09-07T00:00:51.526Z",
      "location_count": 4,
      "location_summary": "Ft. Pierce, Florida • West Palm Beach, Florida • Berkley, Michigan + 1 more",
      "locations": [
        {
          "city": "Ft. Pierce",
          "state": "Florida"
        },
        {
          "city": "West Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Berkley",
          "state": "Michigan"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03547908"
    }
  ]
}