{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Microbiome&page=28",
    "query": {
      "intervention": "Microbiome",
      "page": 28
    },
    "page_size": 10
  },
  "pagination": {
    "page": 28,
    "page_size": 10,
    "total_count": 1015,
    "total_pages": 102,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Microbiome&page=29&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Microbiome&page=27&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-24T17:43:31.221Z",
  "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": "NCT04359836",
      "title": "A Study to Explore the Role of Gut Flora in COVID-19 Infection",
      "overall_status": "SUSPENDED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gut Microbiome",
        "Gastrointestinal Microbiome",
        "COVID",
        "COVID-19",
        "Corona Virus Infection",
        "Coronavirus",
        "Coronaviridae Infections",
        "Coronavirus 19",
        "Coronavirus-19",
        "COVID 19"
      ],
      "interventions": [
        {
          "name": "There is no intervention in this study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "ProgenaBiome",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 250,
      "start_date": "2020-04-16",
      "completion_date": "2027-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-21",
      "last_synced_at": "2026-10-24T17:43:31.221Z",
      "location_count": 1,
      "location_summary": "Ventura, California",
      "locations": [
        {
          "city": "Ventura",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04359836"
    },
    {
      "nct_id": "NCT04218799",
      "title": "Human Microbiome and Healthcare Associated Infections - Nursing Home Dwelling Older Veterans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Human Microbiome"
      ],
      "interventions": [
        {
          "name": "Intranasal Mupirocin and Topical Chlorhexidine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2014-08-12",
      "completion_date": "2015-09-22",
      "has_results": true,
      "last_update_posted_date": "2023-06-06",
      "last_synced_at": "2026-10-24T17:43:31.221Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Perry Point, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Perry Point",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04218799"
    },
    {
      "nct_id": "NCT03827447",
      "title": "Vancomycin for the Treatment of NAAT(+)/Toxin(-) C. Difficile",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Clostridium Difficile Infection"
      ],
      "interventions": [
        {
          "name": "Vancomycin Oral Capsule",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oral Capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2019-07-17",
      "completion_date": "2021-06-30",
      "has_results": false,
      "last_update_posted_date": "2021-10-20",
      "last_synced_at": "2026-10-24T17:43:31.221Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03827447"
    },
    {
      "nct_id": "NCT03266484",
      "title": "Effect of a Probiotic Mixture on the Gut Microbiome and Fatigue in Patients With Quiescent Inflammatory Bowel Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Inflammatory Bowel Diseases",
        "Crohn Disease",
        "Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "Probiotic Mixture",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 100,
      "start_date": "2017-11-13",
      "completion_date": "2024-07-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-09",
      "last_synced_at": "2026-10-24T17:43:31.221Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03266484"
    },
    {
      "nct_id": "NCT07787026",
      "title": "Assessing the Short-Term Effects of Multi-Fiber Supplementation on Gut Health",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mixed Fiber Supplementation for Healthy Adults"
      ],
      "interventions": [
        {
          "name": "Prebiotic",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Brown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2026-08",
      "completion_date": "2029-08",
      "has_results": false,
      "last_update_posted_date": "2026-08-26",
      "last_synced_at": "2026-10-24T17:43:31.221Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07787026"
    },
    {
      "nct_id": "NCT06677333",
      "title": "The Effect of Increasing Dietary Protein on the Gut Microbiome and Its Metabolites",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health Adults"
      ],
      "interventions": [
        {
          "name": "Whey Protein",
          "type": "OTHER"
        },
        {
          "name": "Pea protein",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Louisiana State University Health Sciences Center in New Orleans",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "25 Years and older"
      },
      "enrollment_count": 87,
      "start_date": "2023-02-01",
      "completion_date": "2023-11-30",
      "has_results": false,
      "last_update_posted_date": "2024-11-06",
      "last_synced_at": "2026-10-24T17:43:31.221Z",
      "location_count": 1,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06677333"
    },
    {
      "nct_id": "NCT02628678",
      "title": "A Study to Evaluate the Effect of Diet on the Tolerability of FOS in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "FOS",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Kaleido Biosciences",
      "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": 7,
      "start_date": "2015-11",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-08-30",
      "last_synced_at": "2026-10-24T17:43:31.221Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02628678"
    },
    {
      "nct_id": "NCT04770649",
      "title": "Vaccine Observation to Include All Communities for Equitable Science",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Vaccine Response Impaired",
        "Vaccine Adverse Reaction"
      ],
      "interventions": [
        {
          "name": "COVID-19 vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Persephone Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2021-04-01",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-04-05",
      "last_synced_at": "2026-10-24T17:43:31.221Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04770649"
    },
    {
      "nct_id": "NCT06728072",
      "title": "Addition of Antibiotics to Upfront Treatment Regimen for Colorectal Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Colorectal Cancer",
        "CRC"
      ],
      "interventions": [
        {
          "name": "Standard of Care Chemotherapy + Metronidazole, ciprofloxacin, aspirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 97,
      "start_date": "2025-03-07",
      "completion_date": "2035-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-10-24T17:43:31.221Z",
      "location_count": 2,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06728072"
    },
    {
      "nct_id": "NCT07877766",
      "title": "Assessing Microbiome in Primary Anterior Cervical Fusion Patients",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cervical Stenosis",
        "Myelopathy",
        "Cervical Spondylosis With Myelopathy",
        "Degenerative Disc Disease",
        "Radiculopathy"
      ],
      "interventions": [
        {
          "name": "Primary Anterior Cervical Discectomy Procedures",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 76,
      "start_date": "2025-10-14",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-24T17:43:31.221Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07877766"
    }
  ]
}