{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lactobacillus+GG",
    "query": {
      "intervention": "Lactobacillus GG"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 48,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lactobacillus+GG&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T11:35:37.546Z",
  "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": "NCT04529980",
      "title": "Probiotics and Antibiotic Associated Diarrhea in Pediatric Complicated Appendicitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Appendicitis",
        "Appendicitis; Perforation"
      ],
      "interventions": [
        {
          "name": "Lactobacillus rhamnosus GG (LGG) Probiotic",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Children's Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "4 Years to 18 Years"
      },
      "enrollment_count": 98,
      "start_date": "2020-09-08",
      "completion_date": "2022-02-28",
      "has_results": true,
      "last_update_posted_date": "2024-08-13",
      "last_synced_at": "2026-09-04T11:35:37.546Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04529980"
    },
    {
      "nct_id": "NCT03080818",
      "title": "Probiotic on Psychological and Cognitive Effects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aging"
      ],
      "interventions": [
        {
          "name": "Probiotic - Lactobacillus Rhamnosus GG",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Kent State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "55 Years to 75 Years"
      },
      "enrollment_count": 200,
      "start_date": "2017-02-01",
      "completion_date": "2019-07-01",
      "has_results": false,
      "last_update_posted_date": "2020-02-20",
      "last_synced_at": "2026-09-04T11:35:37.546Z",
      "location_count": 1,
      "location_summary": "Kent, Ohio",
      "locations": [
        {
          "city": "Kent",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03080818"
    },
    {
      "nct_id": "NCT00756262",
      "title": "Probiotic Lactobacillus GG to Eliminate VRE Colonization",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Vancomycin Resistant Enterococcal Colonization"
      ],
      "interventions": [
        {
          "name": "Lactobacillus GG or Culturelle",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Tufts Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2003-03",
      "completion_date": "2012-07",
      "has_results": false,
      "last_update_posted_date": "2024-01-05",
      "last_synced_at": "2026-09-04T11:35:37.546Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00756262"
    },
    {
      "nct_id": "NCT02711800",
      "title": "The Probiotic Study: Using Bacteria to Calm Your Mind",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anxiety",
        "Abdominal Pain"
      ],
      "interventions": [
        {
          "name": "Lactobacillus rhamnosus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Nancy Zucker",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "13 Years",
        "sex": "ALL",
        "summary": "9 Years to 13 Years"
      },
      "enrollment_count": 9,
      "start_date": "2016-11-08",
      "completion_date": "2017-09-18",
      "has_results": true,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-09-04T11:35:37.546Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02711800"
    },
    {
      "nct_id": "NCT02185092",
      "title": "Probiotic Use in Patients With Prior COPD Exacerbation",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COPD",
        "Obstructive Lung Disease"
      ],
      "interventions": [
        {
          "name": "Lactobacillus GG",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Sugar pill",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 0,
      "start_date": "2014-10",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2017-05-23",
      "last_synced_at": "2026-09-04T11:35:37.546Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02185092"
    },
    {
      "nct_id": "NCT04323735",
      "title": "Intravesical Lactobacillus for Urinary Symptoms Among People With NLUTD Who Use Indwelling Catheters",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Neurogenic Bladder"
      ],
      "interventions": [
        {
          "name": "Culturelle 10 Billion CFU Capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medstar Health Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 182,
      "start_date": "2020-01-10",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-09-04T11:35:37.546Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04323735"
    },
    {
      "nct_id": "NCT02046512",
      "title": "Probiotics to Promote Intestinal Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Communicable Diseases",
        "Infection",
        "Anti-Infective Agents",
        "Therapeutic Uses",
        "Pharmacologic Actions"
      ],
      "interventions": [
        {
          "name": "Probiotic",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 89,
      "start_date": "2014-01",
      "completion_date": "2018-12",
      "has_results": true,
      "last_update_posted_date": "2022-04-04",
      "last_synced_at": "2026-09-04T11:35:37.546Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02046512"
    },
    {
      "nct_id": "NCT05178069",
      "title": "LGG Supplementation in Patients With AUD and ALD",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alcohol Use Disorder",
        "Alcohol-associated Liver Disease"
      ],
      "interventions": [
        {
          "name": ": Placebo for Probiotic",
          "type": "DRUG"
        },
        {
          "name": "Lactobacillus Rhamnosus GG",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 60,
      "start_date": "2022-06-01",
      "completion_date": "2027-02-28",
      "has_results": false,
      "last_update_posted_date": "2025-10-31",
      "last_synced_at": "2026-09-04T11:35:37.546Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05178069"
    },
    {
      "nct_id": "NCT02719405",
      "title": "Impact of Infant Formula on Resolution of Cow's Milk Allergy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Milk Allergy"
      ],
      "interventions": [
        {
          "name": "Lactobacillus GG",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Extensively Hydrolyzed Casein Formula",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Amino Acid Formula",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "120 Days",
        "sex": "ALL",
        "summary": "Up to 120 Days"
      },
      "enrollment_count": 49,
      "start_date": "2016-02",
      "completion_date": "2018-02",
      "has_results": false,
      "last_update_posted_date": "2018-07-13",
      "last_synced_at": "2026-09-04T11:35:37.546Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Woburn, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Woburn",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02719405"
    },
    {
      "nct_id": "NCT02748317",
      "title": "Impact of Probiotics on Urinary Symptoms in Spinal Cord Injury SCI and SB",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lower Urinary Tract Symptoms"
      ],
      "interventions": [
        {
          "name": "Lactobacillus rhamnosus GG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medstar Health Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 96,
      "start_date": "2016-01",
      "completion_date": "2018-10-31",
      "has_results": true,
      "last_update_posted_date": "2020-05-12",
      "last_synced_at": "2026-09-04T11:35:37.546Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02748317"
    }
  ]
}