{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+placebo+capsule",
    "query": {
      "intervention": "Oral placebo capsule"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 2665,
    "total_pages": 267,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+placebo+capsule&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-22T13:36:53.592Z",
  "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": "NCT03713424",
      "title": "An fMRI Study of the Effects of Clavulanic Acid on Drug Addiction",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Clavulanic Acid",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 30,
      "start_date": "2019-03-26",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-28",
      "last_synced_at": "2026-09-22T13:36:53.592Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03713424"
    },
    {
      "nct_id": "NCT07441070",
      "title": "Effect of Ashwagandha Root Extract on Stress, Anxiety, and Sleep Quality in Adults Experiencing Minority Stress",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Minority Stress",
        "Psychological Stress",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Ashwagandha Root Extract",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Capsule",
          "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": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 80,
      "start_date": "2026-04-29",
      "completion_date": "2026-08-15",
      "has_results": false,
      "last_update_posted_date": "2026-04-27",
      "last_synced_at": "2026-09-22T13:36:53.592Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07441070"
    },
    {
      "nct_id": "NCT02069366",
      "title": "Cannabinoid Control of Fear Extinction Neural Circuits in Post-traumatic Stress Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-Traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Dronabinol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wayne State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 86,
      "start_date": "2014-11",
      "completion_date": "2019-12",
      "has_results": true,
      "last_update_posted_date": "2025-10-02",
      "last_synced_at": "2026-09-22T13:36:53.592Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02069366"
    },
    {
      "nct_id": "NCT06500429",
      "title": "A Study to Evaluate the Safety and Efficacy of NG101 in Adult Participants Receiving a Glucagon-like Peptide-1 (GLP-1) Agonist",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Overweight and Obesity",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "NG101",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Semaglutide Injectable Product",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Neurogastrx, 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": 120,
      "start_date": "2024-06-24",
      "completion_date": "2024-09-13",
      "has_results": false,
      "last_update_posted_date": "2025-09-04",
      "last_synced_at": "2026-09-22T13:36:53.592Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06500429"
    },
    {
      "nct_id": "NCT07795762",
      "title": "Eplerenone and IOP in Healthy Adults",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Intraocular Pressure (IOP)",
        "Healthy Adult"
      ],
      "interventions": [
        {
          "name": "Eplerenone",
          "type": "DRUG"
        },
        {
          "name": "Microcrystalline Cellulose NF (placebo)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 30,
      "start_date": "2026-10-01",
      "completion_date": "2027-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-09-22T13:36:53.592Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07795762"
    },
    {
      "nct_id": "NCT01410942",
      "title": "Multimodal Therapy for the Treatment of Fatigue in Patients With Prostate Cancer Receiving Radiotherapy With Androgen Deprivation Therapy",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        },
        {
          "name": "Counseling Sessions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sham Exercise",
          "type": "OTHER"
        },
        {
          "name": "Standardized Exercise Intervention Program",
          "type": "OTHER"
        },
        {
          "name": "Cognitive Behavioral Therapy (CBT)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 175,
      "start_date": "2012-02-08",
      "completion_date": "2028-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-03",
      "last_synced_at": "2026-09-22T13:36:53.592Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01410942"
    },
    {
      "nct_id": "NCT03443869",
      "title": "Letermovir Versus Valganciclovir to Prevent Human Cytomegalovirus Disease in Kidney Transplant Recipients (MK-8228-002)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "CMV Disease"
      ],
      "interventions": [
        {
          "name": "Letermovir",
          "type": "DRUG"
        },
        {
          "name": "Valganciclovir",
          "type": "DRUG"
        },
        {
          "name": "Acyclovir (ACV)",
          "type": "DRUG"
        },
        {
          "name": "Placebo to ACV",
          "type": "DRUG"
        },
        {
          "name": "Placebo to LET",
          "type": "DRUG"
        },
        {
          "name": "Placebo to VGCV",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 601,
      "start_date": "2018-05-03",
      "completion_date": "2022-04-05",
      "has_results": true,
      "last_update_posted_date": "2023-07-28",
      "last_synced_at": "2026-09-22T13:36:53.592Z",
      "location_count": 27,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Sacramento, California + 21 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03443869"
    },
    {
      "nct_id": "NCT00688805",
      "title": "Effects of Propranolol on Responses to Drug-Related Imagery Scripts",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cocaine Dependence"
      ],
      "interventions": [
        {
          "name": "Propranolol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 40,
      "start_date": "2007-12-12",
      "completion_date": "2013-12-16",
      "has_results": false,
      "last_update_posted_date": "2019-12-17",
      "last_synced_at": "2026-09-22T13:36:53.592Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00688805"
    },
    {
      "nct_id": "NCT02472795",
      "title": "Clinical Study to Investigate the Biological Activity, Safety, Tolerability, and Pharmacokinetics of ACT-334441 in Subjects With Systemic Lupus Erythematosus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Systemic Lupus Erythematosus"
      ],
      "interventions": [
        {
          "name": "Matching placebo",
          "type": "DRUG"
        },
        {
          "name": "Cenerimod",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Viatris Innovation GmbH",
      "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": 105,
      "start_date": "2015-06-01",
      "completion_date": "2017-02-28",
      "has_results": true,
      "last_update_posted_date": "2026-07-29",
      "last_synced_at": "2026-09-22T13:36:53.592Z",
      "location_count": 2,
      "location_summary": "Anniston, Alabama • Clearwater, Florida",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02472795"
    },
    {
      "nct_id": "NCT02670551",
      "title": "Study on the Efficacy, Safety, and Tolerability of Cariprazine Relative to Placebo in Participants With Bipolar I Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bipolar Disorder",
        "Depression"
      ],
      "interventions": [
        {
          "name": "Cariprazine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Forest Laboratories",
      "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": 488,
      "start_date": "2016-03-17",
      "completion_date": "2017-07-19",
      "has_results": true,
      "last_update_posted_date": "2019-01-30",
      "last_synced_at": "2026-09-22T13:36:53.592Z",
      "location_count": 44,
      "location_summary": "Little Rock, Arkansas • Costa Mesa, California • Escondido, California + 39 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Escondido",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02670551"
    }
  ]
}