{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?q=metformin",
    "query": {
      "q": "metformin"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1102,
    "total_pages": 111,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?q=metformin&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T17:30:38.719Z",
  "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": "NCT05981365",
      "title": "Voxelotor CYP and Transporter Cocktail Interaction Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Voxelotor",
          "type": "DRUG"
        },
        {
          "name": "Bupropion",
          "type": "DRUG"
        },
        {
          "name": "Repaglinide",
          "type": "DRUG"
        },
        {
          "name": "Flurbiprofen",
          "type": "DRUG"
        },
        {
          "name": "Omeprazole",
          "type": "DRUG"
        },
        {
          "name": "Midazolam",
          "type": "DRUG"
        },
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "Furosemide",
          "type": "DRUG"
        },
        {
          "name": "Rosuvastatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "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": 44,
      "start_date": "2023-04-17",
      "completion_date": "2023-10-04",
      "has_results": true,
      "last_update_posted_date": "2024-11-22",
      "last_synced_at": "2026-07-23T17:30:38.719Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05981365"
    },
    {
      "nct_id": "NCT00374907",
      "title": "A Study Assessing Saxagliptin Treatment in Subjects With Type 2 Diabetes Who Are Not Controlled With Diet and Exercise",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "Saxagliptin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Metformin (blinded)",
          "type": "DRUG"
        },
        {
          "name": "Metformin (open-label)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 156,
      "start_date": "2006-09",
      "completion_date": "2009-12",
      "has_results": true,
      "last_update_posted_date": "2015-05-07",
      "last_synced_at": "2026-07-23T17:30:38.719Z",
      "location_count": 3,
      "location_summary": "San Diego, California • Baton Rouge, Louisiana • San Antonio, Texas",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00374907"
    },
    {
      "nct_id": "NCT07160257",
      "title": "A Study to Evaluate the Effect of Maridebart Cafraglutide on Insulin Sensitivity and β-cell Function in Participants With Type 2 Diabetes Mellitus",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Type 2 Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Maridebart cafraglutide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amgen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 56,
      "start_date": "2025-08-05",
      "completion_date": "2027-03-04",
      "has_results": false,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-07-23T17:30:38.719Z",
      "location_count": 1,
      "location_summary": "Chula Vista, California",
      "locations": [
        {
          "city": "Chula Vista",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07160257"
    },
    {
      "nct_id": "NCT01087567",
      "title": "INSPIRE Diabetes Study: Basal Bolus Insulin as Primary Treatment of Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "Intensive insulin",
          "type": "DRUG"
        },
        {
          "name": "Routine Care",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ohio University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2010-07",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2014-04-21",
      "last_synced_at": "2026-07-23T17:30:38.719Z",
      "location_count": 1,
      "location_summary": "Athens, Ohio",
      "locations": [
        {
          "city": "Athens",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01087567"
    },
    {
      "nct_id": "NCT02022007",
      "title": "Saxagliptin + Metformin Compared to Saxagliptin or Metformin Monotherapy in PCOS Women With Impaired Glucose Homeostasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Polycystic Ovary Syndrome",
        "Disorder of Glucose Regulation"
      ],
      "interventions": [
        {
          "name": "Metformin XR",
          "type": "DRUG"
        },
        {
          "name": "Saxagliptin",
          "type": "DRUG"
        },
        {
          "name": "Saxagliptin-Metformin XR",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Woman's",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "42 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 42 Years · Female only"
      },
      "enrollment_count": 38,
      "start_date": "2014-03",
      "completion_date": "2016-10",
      "has_results": true,
      "last_update_posted_date": "2017-06-28",
      "last_synced_at": "2026-07-23T17:30:38.719Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02022007"
    },
    {
      "nct_id": "NCT01045707",
      "title": "Comparison of NN5401 Versus Insulin Glargine, Both Combined With Metformin Treatment, in Subjects With Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Diabetes",
        "Diabetes Mellitus, Type 2"
      ],
      "interventions": [
        {
          "name": "insulin degludec/insulin aspart",
          "type": "DRUG"
        },
        {
          "name": "insulin glargine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novo Nordisk A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 530,
      "start_date": "2010-01",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2016-12-08",
      "last_synced_at": "2026-07-23T17:30:38.719Z",
      "location_count": 41,
      "location_summary": "Birmingham, Alabama • Vestavia Hills, Alabama • Concord, California + 33 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Vestavia Hills",
          "state": "Alabama"
        },
        {
          "city": "Concord",
          "state": "California"
        },
        {
          "city": "Greenbrae",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01045707"
    },
    {
      "nct_id": "NCT01650506",
      "title": "Study of Erlotinib and Metformin in Triple Negative Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "Erlotinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 79 Years · Female only"
      },
      "enrollment_count": 8,
      "start_date": "2012-07",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2017-08-30",
      "last_synced_at": "2026-07-23T17:30:38.719Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01650506"
    },
    {
      "nct_id": "NCT01177709",
      "title": "Metformin for Weight Loss in Schizophrenia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Schizophrenia",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Metformin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Nathan Kline Institute for Psychiatric Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 12,
      "start_date": "2008-05",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2017-09-01",
      "last_synced_at": "2026-07-23T17:30:38.719Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01177709"
    },
    {
      "nct_id": "NCT02969798",
      "title": "Pre-diabetes in Subject With Impaired Fasting Glucose (IFG) and Impaired Glucose Tolerance (IGT)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2",
        "Impaired Glucose Tolerance (IGT)",
        "Impaired Fasting Glucose (IFG)"
      ],
      "interventions": [
        {
          "name": "Dapagliflozin",
          "type": "DRUG"
        },
        {
          "name": "Saxagliptin",
          "type": "DRUG"
        },
        {
          "name": "Pioglitazone",
          "type": "DRUG"
        },
        {
          "name": "Metformin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center at San Antonio",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 700,
      "start_date": "2014-01-01",
      "completion_date": "2027-07",
      "has_results": false,
      "last_update_posted_date": "2025-08-27",
      "last_synced_at": "2026-07-23T17:30:38.719Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02969798"
    },
    {
      "nct_id": "NCT00650234",
      "title": "Fasting BE Study of Metformin Hydrochloride ER Tablets 500 mg and Glucophage® XR Tablets 500 mg",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Metformin Hydrochloride ER Tablets 500 mg",
          "type": "DRUG"
        },
        {
          "name": "Glucophage® XR Tablets 500 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mylan Pharmaceuticals Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 47,
      "start_date": "2004-02",
      "completion_date": "2004-03",
      "has_results": false,
      "last_update_posted_date": "2024-04-24",
      "last_synced_at": "2026-07-23T17:30:38.719Z",
      "location_count": 1,
      "location_summary": "Morgantown, West Virginia",
      "locations": [
        {
          "city": "Morgantown",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00650234"
    }
  ]
}