{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+-+Capsule",
    "query": {
      "intervention": "Placebo - Capsule"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4702,
    "total_pages": 471,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+-+Capsule&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T06:12:30.745Z",
  "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": "NCT05831241",
      "title": "Effects of Ashwagandha Extract (Capsule KSM-66 300 mg) on Sexual Health in Healthy Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sexual Health"
      ],
      "interventions": [
        {
          "name": "Ashwagandha",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "SF Research Institute, Inc.",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": 45,
      "start_date": "2023-07-12",
      "completion_date": "2024-12-20",
      "has_results": false,
      "last_update_posted_date": "2025-03-11",
      "last_synced_at": "2026-09-05T06:12:30.745Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05831241"
    },
    {
      "nct_id": "NCT00280566",
      "title": "Safety and Maintenance of Effect of Ziprasidone Plus a Mood Stabilizer in Bipolar I Disorder (Manic or Mixed)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bipolar Mania",
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ziprasidone Oral Capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 584,
      "start_date": "2005-12",
      "completion_date": "2008-05",
      "has_results": true,
      "last_update_posted_date": "2021-03-25",
      "last_synced_at": "2026-09-05T06:12:30.745Z",
      "location_count": 73,
      "location_summary": "Birmingham, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 59 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00280566"
    },
    {
      "nct_id": "NCT03211156",
      "title": "Treatment of Gardnerella Vaginalis Vaginal Colonization With Amoxicillin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Vaginitis Gardnerella"
      ],
      "interventions": [
        {
          "name": "Amoxicillin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 97,
      "start_date": "2017-09-11",
      "completion_date": "2019-08-22",
      "has_results": true,
      "last_update_posted_date": "2020-08-28",
      "last_synced_at": "2026-09-05T06:12:30.745Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03211156"
    },
    {
      "nct_id": "NCT00422331",
      "title": "Safety and Efficacy Study of Lithium in Bipolar Disorder",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bipolar Disorder",
        "Mania"
      ],
      "interventions": [
        {
          "name": "Lithium Carbonate Capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "JDS Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 206,
      "start_date": "2007-01",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2007-08-14",
      "last_synced_at": "2026-09-05T06:12:30.745Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00422331"
    },
    {
      "nct_id": "NCT02006472",
      "title": "A Phase 2, to Evaluating the Safety and Efficacy of Pridopidine Vs Placebo for Symptomatic Treatment in Patients With Huntington's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Huntington's Disease"
      ],
      "interventions": [
        {
          "name": "Pridopidine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Prilenia",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 408,
      "start_date": "2014-02-28",
      "completion_date": "2016-07-07",
      "has_results": true,
      "last_update_posted_date": "2021-07-19",
      "last_synced_at": "2026-09-05T06:12:30.745Z",
      "location_count": 16,
      "location_summary": "La Jolla, California • Los Angeles, California • Englewood, Colorado + 12 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Englewood",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02006472"
    },
    {
      "nct_id": "NCT01262092",
      "title": "Effects of Gabapentin Versus Placebo on Buprenorphine Detoxification of Opioid-dependent Individuals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Dependence",
        "Opioid Withdrawal",
        "Opioid Detoxification"
      ],
      "interventions": [
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Arkansas",
      "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": 30,
      "start_date": "2010-10",
      "completion_date": "2012-01",
      "has_results": true,
      "last_update_posted_date": "2013-06-21",
      "last_synced_at": "2026-09-05T06:12:30.745Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01262092"
    },
    {
      "nct_id": "NCT05820243",
      "title": "Determinants of Changes in Arterial Load Following Exercise",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-Exercise Hypotension"
      ],
      "interventions": [
        {
          "name": "Moderate Intensity Aerobic Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Delaware",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 25,
      "start_date": "2023-05-12",
      "completion_date": "2024-09",
      "has_results": false,
      "last_update_posted_date": "2023-11-28",
      "last_synced_at": "2026-09-05T06:12:30.745Z",
      "location_count": 1,
      "location_summary": "Newark, Delaware",
      "locations": [
        {
          "city": "Newark",
          "state": "Delaware"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05820243"
    },
    {
      "nct_id": "NCT06824064",
      "title": "Evaluation of RBS2418 in Patients With Advanced, Metastatic, and Progressive Colorectal Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Colorectal Cancer",
        "Advanced Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "RBS2418",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Riboscience, LLC.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2025-01-17",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-09-05T06:12:30.745Z",
      "location_count": 2,
      "location_summary": "Newark, Delaware • Kingwood, Texas",
      "locations": [
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Kingwood",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06824064"
    },
    {
      "nct_id": "NCT00776009",
      "title": "Efficacy and Safety of Dex-Methylphenidate Extended Release 30 mg Versus 20 mg in Children (6-12 Years) With Attention-Deficit/Hyperactivity Disorder (ADHD) in a Laboratory Classroom Setting.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Attention-Deficit/Hyperactivity Disorder (ADHD)"
      ],
      "interventions": [
        {
          "name": "Dex-Methylphenidate hydrochloride Extended Release (Focalin® XR)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "6 Years to 12 Years"
      },
      "enrollment_count": 165,
      "start_date": "2008-10",
      "completion_date": "2008-12",
      "has_results": true,
      "last_update_posted_date": "2011-06-08",
      "last_synced_at": "2026-09-05T06:12:30.745Z",
      "location_count": 8,
      "location_summary": "Little Rock, Arkansas • Bradenton, Florida • South Miami, Florida + 4 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        },
        {
          "city": "South Miami",
          "state": "Florida"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00776009"
    },
    {
      "nct_id": "NCT01879098",
      "title": "The Effect of 3 Probiotic Strains on Bile Acids, Satiety, and Inflammation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Probiotic: Bacillus subtilis",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Lactobacillus plantarum",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Bifidobacterium animalis",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "35 Years to 65 Years"
      },
      "enrollment_count": 155,
      "start_date": "2013-08",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2014-07-10",
      "last_synced_at": "2026-09-05T06:12:30.745Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01879098"
    }
  ]
}