{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Drug+Interaction+Study",
    "query": {
      "condition": "Drug Interaction Study"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 903,
    "total_pages": 91,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Drug+Interaction+Study&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T15:50:16.869Z",
  "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": "NCT01786382",
      "title": "A Drug Interaction Study of the Effects of PPI-668 on the Pharmacokinetics of Midazolam and Omeprazole",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pharmacokinetic Assessments in Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "PPI-668",
          "type": "DRUG"
        },
        {
          "name": "Midazolam",
          "type": "DRUG"
        },
        {
          "name": "Omeprazole",
          "type": "DRUG"
        },
        {
          "name": "Telaprevir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Presidio Pharmaceuticals, Inc.",
      "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": 24,
      "start_date": "2013-02",
      "completion_date": "2013-03",
      "has_results": false,
      "last_update_posted_date": "2013-03-26",
      "last_synced_at": "2026-09-02T15:50:16.869Z",
      "location_count": 1,
      "location_summary": "West Bend, Wisconsin",
      "locations": [
        {
          "city": "West Bend",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01786382"
    },
    {
      "nct_id": "NCT02230033",
      "title": "Study to Assess Drug-Drug Interaction Between Itraconazole or Gemfibrozil and JNJ-56021927",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "JNJ-56021927",
          "type": "DRUG"
        },
        {
          "name": "Itraconazole",
          "type": "DRUG"
        },
        {
          "name": "Gemfibrozil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Aragon Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "18 Years to 55 Years · Male only"
      },
      "enrollment_count": 45,
      "start_date": "2014-09",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2016-10-20",
      "last_synced_at": "2026-09-02T15:50:16.869Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02230033"
    },
    {
      "nct_id": "NCT04557397",
      "title": "Fruquintinib CYP3A Inhibitor and Inducer Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Drug Drug Interaction"
      ],
      "interventions": [
        {
          "name": "Fruquintinib",
          "type": "DRUG"
        },
        {
          "name": "Itraconazole",
          "type": "DRUG"
        },
        {
          "name": "Rifampin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hutchison Medipharma Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 28,
      "start_date": "2020-09-02",
      "completion_date": "2020-10-18",
      "has_results": false,
      "last_update_posted_date": "2021-06-18",
      "last_synced_at": "2026-09-02T15:50:16.869Z",
      "location_count": 1,
      "location_summary": "Cypress, California",
      "locations": [
        {
          "city": "Cypress",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04557397"
    },
    {
      "nct_id": "NCT01591850",
      "title": "A Drug-Drug Interaction Study of Ketoconazole, Rifampicin and Ritonavir-Boosted Atazanavir With Single-Dose RO5093151 in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteer"
      ],
      "interventions": [
        {
          "name": "RO5093151",
          "type": "DRUG"
        },
        {
          "name": "atazanavir",
          "type": "DRUG"
        },
        {
          "name": "ketoconazole",
          "type": "DRUG"
        },
        {
          "name": "rifampicin",
          "type": "DRUG"
        },
        {
          "name": "ritonavir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "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": 51,
      "start_date": "2011-09",
      "completion_date": "2011-11",
      "has_results": false,
      "last_update_posted_date": "2016-11-02",
      "last_synced_at": "2026-09-02T15:50:16.869Z",
      "location_count": 1,
      "location_summary": "Merritt Island, Florida",
      "locations": [
        {
          "city": "Merritt Island",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01591850"
    },
    {
      "nct_id": "NCT04933682",
      "title": "Drug Interaction Study of ALXN2050 With Fluconazole and Rifampin in Healthy Adult Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "ALXN2050",
          "type": "DRUG"
        },
        {
          "name": "Fluconazole",
          "type": "DRUG"
        },
        {
          "name": "Rifampin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alexion Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 16,
      "start_date": "2021-06-07",
      "completion_date": "2021-08-23",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-09-02T15:50:16.869Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04933682"
    },
    {
      "nct_id": "NCT01514968",
      "title": "A Drug-Drug Interaction Study Between Danoprevir/Low-Dose Ritonavir and Cyclosporine in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteer"
      ],
      "interventions": [
        {
          "name": "cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "danoprevir",
          "type": "DRUG"
        },
        {
          "name": "ritonavir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 18,
      "start_date": "2011-12",
      "completion_date": "2012-02",
      "has_results": false,
      "last_update_posted_date": "2016-11-02",
      "last_synced_at": "2026-09-02T15:50:16.869Z",
      "location_count": 1,
      "location_summary": "Lenexa, Kansas",
      "locations": [
        {
          "city": "Lenexa",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01514968"
    },
    {
      "nct_id": "NCT04075071",
      "title": "A Pilot Study of Teacher-Child Interaction Training - Universal in Head Start",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Child Behavior",
        "Child Development",
        "Child Behavior Problem"
      ],
      "interventions": [
        {
          "name": "Teacher-Child Interaction Training - Universal",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "3 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2019-09-12",
      "completion_date": "2020-05-19",
      "has_results": false,
      "last_update_posted_date": "2020-08-31",
      "last_synced_at": "2026-09-02T15:50:16.869Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04075071"
    },
    {
      "nct_id": "NCT00000971",
      "title": "The Safety and Effectiveness of Clarithromycin Plus Zidovudine or Dideoxyinosine in the Treatment of Mycobacterium Avium Complex (MAC) Infections in Children With AIDS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Mycobacterium Avium-intracellulare Infection",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Clarithromycin",
          "type": "DRUG"
        },
        {
          "name": "Zidovudine",
          "type": "DRUG"
        },
        {
          "name": "Didanosine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Months",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "3 Months to 18 Years"
      },
      "enrollment_count": 24,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2008-08-04",
      "last_synced_at": "2026-09-02T15:50:16.869Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Bethesda, Maryland",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000971"
    },
    {
      "nct_id": "NCT01159821",
      "title": "A Drug Interaction Study of 31001074 and Paroxetine in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "31001074/paroxetine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Pharmaceutical Research & Development, L.L.C.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 14,
      "start_date": "2010-08",
      "completion_date": "2010-10",
      "has_results": false,
      "last_update_posted_date": "2014-04-08",
      "last_synced_at": "2026-09-02T15:50:16.869Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01159821"
    },
    {
      "nct_id": "NCT04512963",
      "title": "Phase I Study of Progerinin in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hutchinson-Gilford Progeria Syndrome",
        "Werner Syndrome"
      ],
      "interventions": [
        {
          "name": "Progerinin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "PRG Science & Technology Co., Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 64,
      "start_date": "2020-08-24",
      "completion_date": "2021-07-27",
      "has_results": false,
      "last_update_posted_date": "2021-09-22",
      "last_synced_at": "2026-09-02T15:50:16.869Z",
      "location_count": 1,
      "location_summary": "Glendale, California",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04512963"
    }
  ]
}