{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Efavirenz%2Femtricitabine%2Ftenofovir+disoproxil+fumarate",
    "query": {
      "intervention": "Efavirenz/emtricitabine/tenofovir disoproxil fumarate"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 46,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Efavirenz%2Femtricitabine%2Ftenofovir+disoproxil+fumarate&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-11T00:26:56.009Z",
  "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": "NCT01286740",
      "title": "Study to Evaluate Switching From a Regimen Consisting of the Efavirenz/Emtricitabine/Tenofovir Disoproxil Fumarate Single-Tablet Regimen (STR) to the Emtricitabine/Rilpivirine/Tenofovir Disoproxil Fumarate STR",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV-1 Infection"
      ],
      "interventions": [
        {
          "name": "FTC/RPV/TDF",
          "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": 50,
      "start_date": "2011-01",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2013-04-26",
      "last_synced_at": "2026-10-11T00:26:56.009Z",
      "location_count": 18,
      "location_summary": "Long Beach, California • Los Angeles, California • San Diego, California + 12 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01286740"
    },
    {
      "nct_id": "NCT00074581",
      "title": "Preventing Sexual Transmission of HIV With Anti-HIV Drugs",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Atazanavir",
          "type": "DRUG"
        },
        {
          "name": "Didanosine",
          "type": "DRUG"
        },
        {
          "name": "Efavirenz",
          "type": "DRUG"
        },
        {
          "name": "Emtricitabine/Tenofovir disoproxil fumarate",
          "type": "DRUG"
        },
        {
          "name": "Lamivudine",
          "type": "DRUG"
        },
        {
          "name": "Lopinavir/Ritonavir",
          "type": "DRUG"
        },
        {
          "name": "Nevirapine",
          "type": "DRUG"
        },
        {
          "name": "Stavudine",
          "type": "DRUG"
        },
        {
          "name": "Tenofovir disoproxil fumarate",
          "type": "DRUG"
        },
        {
          "name": "Zidovudine/Lamivudine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3526,
      "start_date": "2005-02",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2021-11-05",
      "last_synced_at": "2026-10-11T00:26:56.009Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00074581"
    },
    {
      "nct_id": "NCT00110305",
      "title": "A Study of TMC278 in Human Immunodeficiency Virus Type 1 Infected Patients, Who Are Not Treated With Antiretroviral Medicines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Human Immunodeficiency Virus Type 1"
      ],
      "interventions": [
        {
          "name": "TMC278 25 mg",
          "type": "DRUG"
        },
        {
          "name": "TMC278 75 mg",
          "type": "DRUG"
        },
        {
          "name": "TMC278 150 mg",
          "type": "DRUG"
        },
        {
          "name": "Efavirenz",
          "type": "DRUG"
        },
        {
          "name": "Non-nucleoside reverse transcriptase inhibitor (NRTIs)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tibotec Pharmaceuticals, Ireland",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 368,
      "start_date": "2005-06",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2014-06-25",
      "last_synced_at": "2026-10-11T00:26:56.009Z",
      "location_count": 9,
      "location_summary": "Beverly Hills, California • Washington D.C., District of Columbia • Orlando, Florida + 6 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00110305"
    },
    {
      "nct_id": "NCT01935830",
      "title": "LAAM-HAART PET Imaging",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "[11c] LAAM",
          "type": "RADIATION"
        },
        {
          "name": "Ritonavir",
          "type": "DRUG"
        },
        {
          "name": "Efavirenz",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 10,
      "start_date": "2013-08",
      "completion_date": "2015-09",
      "has_results": false,
      "last_update_posted_date": "2017-12-13",
      "last_synced_at": "2026-10-11T00:26:56.009Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01935830"
    },
    {
      "nct_id": "NCT01270802",
      "title": "Effects of Switching Efavirenz to Raltegravir on Vascular Function and Bone Markers in HIV-infected Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "HIV"
      ],
      "interventions": [
        {
          "name": "Tenofovir/emtricitabine",
          "type": "DRUG"
        },
        {
          "name": "Tenofovir/emtricitabine/efavirenz",
          "type": "DRUG"
        },
        {
          "name": "Raltegravir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2011-04",
      "completion_date": "2013-04",
      "has_results": true,
      "last_update_posted_date": "2013-12-18",
      "last_synced_at": "2026-10-11T00:26:56.009Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01270802"
    },
    {
      "nct_id": "NCT00984152",
      "title": "Trial of TDF/FTC + Raltegravir Versus TDF/FTC + Efavirenz in HIV-1-Infected Women",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV-1 Infections"
      ],
      "interventions": [
        {
          "name": "TDF/FTC Once-Daily + Raltegravir 400 mg Orally Twice-Daily",
          "type": "DRUG"
        },
        {
          "name": "TDF/FTC + Efavirenz (Atripla) Once-Daily",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 60 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2011-06",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2015-05-06",
      "last_synced_at": "2026-10-11T00:26:56.009Z",
      "location_count": 5,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00984152"
    },
    {
      "nct_id": "NCT00540449",
      "title": "TMC278-TiDP6-C209: A Clinical Trial in Treatment Naive HIV-1 Patients Comparing TMC278 to Efavirenz in Combination With Tenofovir + Emtricitabine.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HIV Infections",
        "HIV-1",
        "Human Immunodeficiency Virus Type 1"
      ],
      "interventions": [
        {
          "name": "TMC278",
          "type": "DRUG"
        },
        {
          "name": "Efavirenz",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tibotec Pharmaceuticals, Ireland",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 694,
      "start_date": "2008-05",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2016-03-29",
      "last_synced_at": "2026-10-11T00:26:56.009Z",
      "location_count": 32,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Beverly Hills, California + 29 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00540449"
    },
    {
      "nct_id": "NCT00863668",
      "title": "Raltegravir Activity In Lymphoid Tissues",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Infection",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Efavirenz + Tenofovir DF/Emtricitabine",
          "type": "DRUG"
        },
        {
          "name": "Raltegravir + Tenofovir DF/Emtricitabine",
          "type": "DRUG"
        },
        {
          "name": "Colonoscopy with biopsies",
          "type": "PROCEDURE"
        },
        {
          "name": "Inguinal Lymph Node Excision",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2009-03",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2015-05-18",
      "last_synced_at": "2026-10-11T00:26:56.009Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00863668"
    },
    {
      "nct_id": "NCT00752856",
      "title": "Raltegravir + Lopinavir/Ritonavir Versus Efavirenz + Tenofovir + Emtricitabine in Treatment Naive Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Kaletra + Isentress",
          "type": "DRUG"
        },
        {
          "name": "Atripla",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2008-08-26",
      "completion_date": "2014-02-11",
      "has_results": true,
      "last_update_posted_date": "2020-07-22",
      "last_synced_at": "2026-10-11T00:26:56.009Z",
      "location_count": 6,
      "location_summary": "Long Beach, California • Los Angeles, California • Orange, California + 3 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Palm Springs",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00752856"
    },
    {
      "nct_id": "NCT00084136",
      "title": "Prospective Evaluation of Anti-retroviral Combinations for Treatment Naive, HIV Infected Persons in Resource-limited Settings",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Atazanavir",
          "type": "DRUG"
        },
        {
          "name": "Didanosine (enteric-coated)",
          "type": "DRUG"
        },
        {
          "name": "Efavirenz",
          "type": "DRUG"
        },
        {
          "name": "Emtricitabine",
          "type": "DRUG"
        },
        {
          "name": "Emtricitabine/Tenofovir disoproxil fumarate",
          "type": "DRUG"
        },
        {
          "name": "Lamivudine/Zidovudine",
          "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": 1571,
      "start_date": "2005-05",
      "completion_date": "2010-05",
      "has_results": true,
      "last_update_posted_date": "2018-10-10",
      "last_synced_at": "2026-10-11T00:26:56.009Z",
      "location_count": 27,
      "location_summary": "Los Angeles, California • Torrance, California • Denver, Colorado + 16 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00084136"
    }
  ]
}