{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lactobacillus+GG&page=2",
    "query": {
      "intervention": "Lactobacillus GG",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lactobacillus+GG&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T17:47:47.315Z",
  "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": "NCT01545349",
      "title": "Safety of Lactobacillus Rhamnosus GG Versus Placebo in Elderly Subjects Receiving Live Attenuated Influenza Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy",
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Lactobacillus rhamnosus GG ATCC 53103 (LGG)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Live attenuated influenza vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Patricia L. Hibberd",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "65 Years to 80 Years"
      },
      "enrollment_count": 30,
      "start_date": "2012-02",
      "completion_date": "2013-05",
      "has_results": false,
      "last_update_posted_date": "2017-01-11",
      "last_synced_at": "2026-09-26T17:47:47.315Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01545349"
    },
    {
      "nct_id": "NCT00304863",
      "title": "Addition of Lactobacillus to Metronidazole in Treatment of CDAD",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Enterocolitis",
        "Pseudomembranous Colitis",
        "Antibiotic-associated Colitis"
      ],
      "interventions": [
        {
          "name": "Lactobacillus GG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Michael E. DeBakey VA Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2008-08-01",
      "completion_date": "2010-07-31",
      "has_results": false,
      "last_update_posted_date": "2017-05-10",
      "last_synced_at": "2026-09-26T17:47:47.315Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00304863"
    },
    {
      "nct_id": "NCT01757054",
      "title": "Fecal Recovery of the Probiotic Bacteria Lactobacillus Rhamnosus GG (LGG) and Bifidobacterium Animalis Subspecies Lactis BB-12 (BB-12) in Healthy Humans Following Daily Consumption of a Probiotic Supplement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Fecal Analysis"
      ],
      "interventions": [
        {
          "name": "ProNutrients Probiotic",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 27,
      "start_date": "2013-02",
      "completion_date": "2013-10",
      "has_results": false,
      "last_update_posted_date": "2013-10-30",
      "last_synced_at": "2026-09-26T17:47:47.315Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01757054"
    },
    {
      "nct_id": "NCT01788761",
      "title": "The Effects of Probiotic Supplementation on Extremely Low Birthweight Infants",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Feeding Tolerance"
      ],
      "interventions": [
        {
          "name": "Probiotic Supplemented Group",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control Group",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Mercy Health System",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "14 Days",
        "sex": "ALL",
        "summary": "Up to 14 Days"
      },
      "enrollment_count": 133,
      "start_date": "2012-07",
      "completion_date": "2018-07-11",
      "has_results": false,
      "last_update_posted_date": "2018-10-11",
      "last_synced_at": "2026-09-26T17:47:47.315Z",
      "location_count": 1,
      "location_summary": "Rockford, Illinois",
      "locations": [
        {
          "city": "Rockford",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01788761"
    },
    {
      "nct_id": "NCT00992290",
      "title": "Probiotic Lactobacillus GG (LGG) in Patients With Minimal Hepatic Encephalopathy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Minimal Hepatic Encephalopathy"
      ],
      "interventions": [
        {
          "name": "Lactobacillus GG",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 37,
      "start_date": "2009-10",
      "completion_date": "2013-03",
      "has_results": false,
      "last_update_posted_date": "2014-01-07",
      "last_synced_at": "2026-09-26T17:47:47.315Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00992290"
    },
    {
      "nct_id": "NCT02144701",
      "title": "Lactobacillus Rhamnosus GG in Reducing Incidence of Graft-Versus-Host Disease in Patients Who Have Undergone Donor Stem Cell Transplant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Graft Versus Host Disease"
      ],
      "interventions": [
        {
          "name": "Lactobacillus rhamnosus GG",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "laboratory biomarker analysis was not performed because of no differences in the clinical outcomes",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2013-02-18",
      "completion_date": "2018-02-28",
      "has_results": true,
      "last_update_posted_date": "2021-04-27",
      "last_synced_at": "2026-09-26T17:47:47.315Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02144701"
    },
    {
      "nct_id": "NCT01773967",
      "title": "Impact of Emergency Department Probiotic (LGG) Treatment of Pediatric Gastroenteritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Gastroenteritis"
      ],
      "interventions": [
        {
          "name": "LGG",
          "type": "DRUG"
        },
        {
          "name": "micro-crystalline cellulose",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Months",
        "maximum_age": "48 Months",
        "sex": "ALL",
        "summary": "3 Months to 48 Months"
      },
      "enrollment_count": 971,
      "start_date": "2014-07",
      "completion_date": "2018-08",
      "has_results": true,
      "last_update_posted_date": "2019-09-06",
      "last_synced_at": "2026-09-26T17:47:47.315Z",
      "location_count": 10,
      "location_summary": "Sacramento, California • Washington D.C., District of Columbia • Chicago, Illinois + 7 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01773967"
    },
    {
      "nct_id": "NCT01782755",
      "title": "Probiotics: Prevention of Severe Pneumonia and Endotracheal Colonization Trial (PROSPECT): A Feasibility Clinical Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ventilator Associated Pneumonia (VAP)",
        "Other Infections",
        "Antibiotic-Associated Diarrhea",
        "C-Difficile",
        "Duration of Mechanical Ventilation",
        "Length of ICU Stay",
        "Length of Hospital Stay",
        "ICU and Hospital Mortality"
      ],
      "interventions": [
        {
          "name": "L. rhamnosus GG - Probiotic",
          "type": "DRUG"
        },
        {
          "name": "Placebo - Microcrystalline Cellulose",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "McMaster University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2013-10",
      "completion_date": "2015-01",
      "has_results": false,
      "last_update_posted_date": "2019-08-28",
      "last_synced_at": "2026-09-26T17:47:47.315Z",
      "location_count": 2,
      "location_summary": "Rochester, Minnesota • St Louis, Missouri",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01782755"
    },
    {
      "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": "2026-09-26T17:47:47.315Z",
      "location_count": 1,
      "location_summary": "Kent, Ohio",
      "locations": [
        {
          "city": "Kent",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03080818"
    },
    {
      "nct_id": "NCT03477669",
      "title": "Infantile Colic: Study of the Efficacy of Lactobacillus GG (ATCC 53103) Plus Chamomile in Breastfeeding Infants",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Infantile Colic"
      ],
      "interventions": [
        {
          "name": "chamomile/probiotic arm",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo of chamomile/probiotic arm",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Weeks",
        "maximum_age": "16 Weeks",
        "sex": "ALL",
        "summary": "3 Weeks to 16 Weeks"
      },
      "enrollment_count": 1,
      "start_date": "2018-05-18",
      "completion_date": "2019-02-25",
      "has_results": false,
      "last_update_posted_date": "2023-08-25",
      "last_synced_at": "2026-09-26T17:47:47.315Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03477669"
    }
  ]
}