{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Capsule%28s%29&page=4",
    "query": {
      "intervention": "Placebo Capsule(s)",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 79,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Capsule%28s%29&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Capsule%28s%29&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-05T00:02:52.784Z",
  "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": "NCT01213342",
      "title": "Omega-3 Fatty Acid Supplements and Dry Eye",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Keratoconjunctivitis Sicca"
      ],
      "interventions": [
        {
          "name": "Omega-3 Fatty Acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Soybean Soft Gels",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2010-05",
      "completion_date": "2011-07",
      "has_results": false,
      "last_update_posted_date": "2012-03-20",
      "last_synced_at": "2026-10-05T00:02:52.784Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01213342"
    },
    {
      "nct_id": "NCT05994794",
      "title": "Role of a Dietary Supplement in Lowering SAH in Healthy Adults With Elevated Plasma SAH and Normal Homocysteine Levels",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Elevated S-adenosylhomocysteine"
      ],
      "interventions": [
        {
          "name": "Alpha-GPC, Creatine and Ashwagandha (Sensoril®)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Standard Process Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "30 Years to 75 Years"
      },
      "enrollment_count": 40,
      "start_date": "2022-12-09",
      "completion_date": "2023-10-05",
      "has_results": false,
      "last_update_posted_date": "2024-03-07",
      "last_synced_at": "2026-10-05T00:02:52.784Z",
      "location_count": 1,
      "location_summary": "South Gate, California",
      "locations": [
        {
          "city": "South Gate",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05994794"
    },
    {
      "nct_id": "NCT01951105",
      "title": "Effect of L-dopa In Subacute Back Pain Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Sub-acute Back Pain"
      ],
      "interventions": [
        {
          "name": "Naproxen",
          "type": "DRUG"
        },
        {
          "name": "Carbidopa/Levodopa",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 72,
      "start_date": "2015-02-24",
      "completion_date": "2017-09-25",
      "has_results": true,
      "last_update_posted_date": "2021-03-24",
      "last_synced_at": "2026-10-05T00:02:52.784Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01951105"
    },
    {
      "nct_id": "NCT07215689",
      "title": "Effects of KSM-66 Ashwagandha® (300 mg) on Skin and Hair Health in Healthy Men and Women\"",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Skin Health",
        "Hair Health"
      ],
      "interventions": [
        {
          "name": "KSM-66 Ashwagandha® capsule",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Capsule(s)",
          "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": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 50,
      "start_date": "2025-07-11",
      "completion_date": "2025-12-10",
      "has_results": false,
      "last_update_posted_date": "2025-10-15",
      "last_synced_at": "2026-10-05T00:02:52.784Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07215689"
    },
    {
      "nct_id": "NCT05056727",
      "title": "A Study to Evaluate the Effect of Sodium Zirconium Cyclosilicate on Chronic Kidney Disease (CKD) Progression in Participants With CKD and Hyperkalaemia or at Risk of Hyperkalaemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Renal Insufficiency, Chronic",
        "Hyperkalemia"
      ],
      "interventions": [
        {
          "name": "Sodium Zirconium Cyclosilicate (SZC)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Lisinopril",
          "type": "DRUG"
        },
        {
          "name": "Valsartan",
          "type": "DRUG"
        },
        {
          "name": "Irbesartan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "130 Years",
        "sex": "ALL",
        "summary": "18 Years to 130 Years"
      },
      "enrollment_count": 1112,
      "start_date": "2021-09-30",
      "completion_date": "2024-02-07",
      "has_results": true,
      "last_update_posted_date": "2026-01-08",
      "last_synced_at": "2026-10-05T00:02:52.784Z",
      "location_count": 42,
      "location_summary": "Surprise, Arizona • Tucson, Arizona • Canyon Country, California + 36 more",
      "locations": [
        {
          "city": "Surprise",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Canyon Country",
          "state": "California"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Northridge",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05056727"
    },
    {
      "nct_id": "NCT02876796",
      "title": "Study to Evaluate the Pharmacodynamic Effects of a Single Oral Dose of GS-0976 (NDI-010976) in Healthy Adult Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "PD Effects of GS-0976 (NDI-010976) on Fractional DNL"
      ],
      "interventions": [
        {
          "name": "GS-0976",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "1-13C acetate",
          "type": "OTHER"
        },
        {
          "name": "Fructose solution",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "MALE",
        "summary": "18 Years to 50 Years · Male only"
      },
      "enrollment_count": 30,
      "start_date": "2015-08",
      "completion_date": "2015-10",
      "has_results": false,
      "last_update_posted_date": "2016-08-24",
      "last_synced_at": "2026-10-05T00:02:52.784Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02876796"
    },
    {
      "nct_id": "NCT00576069",
      "title": "Mechanism(s)of Airflow Limitation in Moderate-severe Persistent Asthma",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "budesonide/formoterol",
          "type": "DRUG"
        },
        {
          "name": "fluticasone/salmeterol",
          "type": "DRUG"
        },
        {
          "name": "mometasone/formoterol",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gelb, Arthur F., M.D.",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "10 Years to 95 Years"
      },
      "enrollment_count": 60,
      "start_date": "2007-10-25",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2023-10-26",
      "last_synced_at": "2026-10-05T00:02:52.784Z",
      "location_count": 1,
      "location_summary": "Lakewood, California",
      "locations": [
        {
          "city": "Lakewood",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00576069"
    },
    {
      "nct_id": "NCT01367873",
      "title": "Ascending Single-Dose Study to Evaluate VIA-3196 in Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Drug Safety"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "VIA-3196",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Madrigal Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 72,
      "start_date": "2011-06",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2023-08-22",
      "last_synced_at": "2026-10-05T00:02:52.784Z",
      "location_count": 1,
      "location_summary": "Fargo, North Dakota",
      "locations": [
        {
          "city": "Fargo",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01367873"
    },
    {
      "nct_id": "NCT05363020",
      "title": "S-Asenosyl-L-Methionine vs Placebo for Osteoarthritis of the Hands",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Osteoarthritis Hand"
      ],
      "interventions": [
        {
          "name": "S-Adenosyl-L-Methionine (Sam-E)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2022-08-17",
      "completion_date": "2025-04-11",
      "has_results": false,
      "last_update_posted_date": "2025-07-16",
      "last_synced_at": "2026-10-05T00:02:52.784Z",
      "location_count": 1,
      "location_summary": "Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05363020"
    },
    {
      "nct_id": "NCT03176628",
      "title": "Pharmacokinetics, Pharmacodynamics and Safety of Basis in Acute Kidney Injury Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Kidney Injury"
      ],
      "interventions": [
        {
          "name": "Basis",
          "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": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2017-11-01",
      "completion_date": "2018-09-11",
      "has_results": false,
      "last_update_posted_date": "2019-06-27",
      "last_synced_at": "2026-10-05T00:02:52.784Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03176628"
    }
  ]
}