{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+powder+group&page=4",
    "query": {
      "intervention": "Placebo powder group",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 216,
    "total_pages": 22,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+powder+group&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+powder+group&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T08:16:07.199Z",
  "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": "NCT06898788",
      "title": "Probiotic Administration for Adolescent Depression",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Depression"
      ],
      "interventions": [
        {
          "name": "Visbiome",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "15 Years to 24 Years"
      },
      "enrollment_count": 77,
      "start_date": "2025-05-15",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-14",
      "last_synced_at": "2026-10-09T08:16:07.199Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06898788"
    },
    {
      "nct_id": "NCT01596673",
      "title": "A Study to Assess the Abuse Potential of Hydrocodone Extended-Release Tablet in Recreational Opioid Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Drug Abuse"
      ],
      "interventions": [
        {
          "name": "45-mg hydrocodone bitartrate extended-release tablet (crushed or intact)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cephalon",
      "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": 100,
      "start_date": "2012-03",
      "completion_date": "2012-05",
      "has_results": false,
      "last_update_posted_date": "2012-11-21",
      "last_synced_at": "2026-10-09T08:16:07.199Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01596673"
    },
    {
      "nct_id": "NCT07212803",
      "title": "Effects of Energy Drinks on Cardiovascular Endpoints",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Healthy Volunteers",
        "Safety After Oral Intake"
      ],
      "interventions": [
        {
          "name": "Energy Drink A + Placebo Capsule",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Drink + Moxifloxacin Capsule",
          "type": "DRUG"
        },
        {
          "name": "Placebo Drink + Caffeine Capsule",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Drink + Placebo Capsule",
          "type": "OTHER"
        },
        {
          "name": "Energy Drink B",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control Product + Taurine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control Product + Caffeine + Taurine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Lower Dose Energy Drink A",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of the Pacific",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 3,
      "start_date": "2025-11-01",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2025-11-26",
      "last_synced_at": "2026-10-09T08:16:07.199Z",
      "location_count": 1,
      "location_summary": "Stockton, California",
      "locations": [
        {
          "city": "Stockton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07212803"
    },
    {
      "nct_id": "NCT03996460",
      "title": "K0706 for Patients Diagnosed With Dementia With Lewy Bodies",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dementia With Lewy Bodies"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "192 mg powder of K0706",
          "type": "DRUG"
        },
        {
          "name": "384 mg powder of K0706",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "25 Years to 90 Years"
      },
      "enrollment_count": 29,
      "start_date": "2019-09-05",
      "completion_date": "2024-04-22",
      "has_results": true,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-10-09T08:16:07.199Z",
      "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/NCT03996460"
    },
    {
      "nct_id": "NCT04786665",
      "title": "Strawberries, Cognition, and Vascular Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aging",
        "Healthy Aging"
      ],
      "interventions": [
        {
          "name": "Strawberry",
          "type": "OTHER"
        },
        {
          "name": "Placebo group",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "San Diego State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2019-10-30",
      "completion_date": "2022-05-03",
      "has_results": false,
      "last_update_posted_date": "2022-05-05",
      "last_synced_at": "2026-10-09T08:16:07.199Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04786665"
    },
    {
      "nct_id": "NCT00784550",
      "title": "A 24-Week Study to Evaluate the Safety and Efficacy of ADVAIR DISKUS® Inhaler 250/50mcg Plus SPIRIVA HANDIHALER® Inhaler Versus SPIRIVA HANDIHALER® Inhaler Plus Placebo DISKUS® Inhaler in Subjects With Chronic Obstructive Pulmonary Disease (COPD).",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Tiotropium Bromide",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone Propionate/Salmeterol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "40 Years to 99 Years"
      },
      "enrollment_count": 342,
      "start_date": "2008-12",
      "completion_date": "2009-12",
      "has_results": true,
      "last_update_posted_date": "2016-11-23",
      "last_synced_at": "2026-10-09T08:16:07.199Z",
      "location_count": 35,
      "location_summary": "Riverside, California • Fort Collins, Colorado • Clearwater, Florida + 31 more",
      "locations": [
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "Fort Collins",
          "state": "Colorado"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Naranja",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00784550"
    },
    {
      "nct_id": "NCT03796455",
      "title": "Fish Oil and HMB Supplementation in COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Capsule + Powder supplementation",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "stable tracer infusion",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Texas A&M University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "45 Years to 100 Years"
      },
      "enrollment_count": 54,
      "start_date": "2018-04-25",
      "completion_date": "2020-04-01",
      "has_results": false,
      "last_update_posted_date": "2022-02-07",
      "last_synced_at": "2026-10-09T08:16:07.199Z",
      "location_count": 1,
      "location_summary": "College Station, Texas",
      "locations": [
        {
          "city": "College Station",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03796455"
    },
    {
      "nct_id": "NCT01147848",
      "title": "HZA113091 Efficacy and Safety of Fluticasone Furoate/Vilanterol (GW642444) in Adults and Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Fluticasone furoate/Vilanterol Inhalation Powder",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone propionate/salmeterol Inhalation Powder",
          "type": "DRUG"
        },
        {
          "name": "Placebo (1)",
          "type": "DRUG"
        },
        {
          "name": "Placebo (2)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 810,
      "start_date": "2010-06",
      "completion_date": "2011-07",
      "has_results": true,
      "last_update_posted_date": "2017-01-18",
      "last_synced_at": "2026-10-09T08:16:07.199Z",
      "location_count": 25,
      "location_summary": "Huntington Beach, California • Los Angeles, California • Riverside, California + 21 more",
      "locations": [
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "Rolling Hills Estates",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01147848"
    },
    {
      "nct_id": "NCT00489489",
      "title": "Phase II Study of Teriflunomide as Adjunctive Therapy to Interferon-beta in Subjects With Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Teriflunomide",
          "type": "DRUG"
        },
        {
          "name": "Placebo (for Teriflunomide)",
          "type": "DRUG"
        },
        {
          "name": "Interferon-β",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 118,
      "start_date": "2007-05",
      "completion_date": "2009-06",
      "has_results": true,
      "last_update_posted_date": "2012-11-06",
      "last_synced_at": "2026-10-09T08:16:07.199Z",
      "location_count": 1,
      "location_summary": "Bridgewater, New Jersey",
      "locations": [
        {
          "city": "Bridgewater",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00489489"
    },
    {
      "nct_id": "NCT07697560",
      "title": "Safety, Tolerability, and PK of AH-008 Following Single Ascending Dose in Healthy Subjects",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chemotherapy-induced Peripheral Neuropathy (CIPN)"
      ],
      "interventions": [
        {
          "name": "AH-008 for Injection, 150 mg",
          "type": "DRUG"
        },
        {
          "name": "AH-008 for Injection, Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AnHorn Medicines Co. Ltd.",
      "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": 32,
      "start_date": "2026-06-10",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2026-07-29",
      "last_synced_at": "2026-10-09T08:16:07.199Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07697560"
    }
  ]
}