{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PLACEBO&page=41",
    "query": {
      "intervention": "PLACEBO",
      "page": 41
    },
    "page_size": 10
  },
  "pagination": {
    "page": 41,
    "page_size": 10,
    "total_count": 33093,
    "total_pages": 3310,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PLACEBO&page=42&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PLACEBO&page=40&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T19:42:05.395Z",
  "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": "NCT04671082",
      "title": "Efficacy and Safety of Tolperisone in Subjects With Pain Due to Acute Back Muscle Spasm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Back Muscle Spasm",
        "Back Pain",
        "Back Strain",
        "Back Spasm Upper",
        "Muscle Spasm",
        "Acute Pain"
      ],
      "interventions": [
        {
          "name": "Tolperisone Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Neurana Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 1004,
      "start_date": "2020-12-15",
      "completion_date": "2022-03-21",
      "has_results": false,
      "last_update_posted_date": "2022-03-22",
      "last_synced_at": "2026-10-25T19:42:05.395Z",
      "location_count": 56,
      "location_summary": "Surprise, Arizona • Little Rock, Arkansas • Canoga Park, California + 51 more",
      "locations": [
        {
          "city": "Surprise",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Canoga Park",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04671082"
    },
    {
      "nct_id": "NCT01465282",
      "title": "Evaluation of the Efficacy, Safety and Toleration of CT327 Ointment in Patients With Psoriasis Vulgaris",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Psoriasis Vulgaris"
      ],
      "interventions": [
        {
          "name": "CT327 0.05%",
          "type": "DRUG"
        },
        {
          "name": "CT327 0.1%",
          "type": "DRUG"
        },
        {
          "name": "CT327 0.5%",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Creabilis SA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2011-12",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2013-03-08",
      "last_synced_at": "2026-10-25T19:42:05.395Z",
      "location_count": 8,
      "location_summary": "Hotsprings, Arkansas • San Ramon, California • Bay City, Michigan + 5 more",
      "locations": [
        {
          "city": "Hotsprings",
          "state": "Arkansas"
        },
        {
          "city": "San Ramon",
          "state": "California"
        },
        {
          "city": "Bay City",
          "state": "Michigan"
        },
        {
          "city": "Fridley",
          "state": "Minnesota"
        },
        {
          "city": "South Euclid",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01465282"
    },
    {
      "nct_id": "NCT01728324",
      "title": "Phase 3 Study of BI 207127 in Combination With Faldaprevir and Ribavirin for Treatment of Patients With Hepatitis C Infection, Including Patients Who Are Not Eligible to Receive Peginterferon: HCVerso2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hepatitis C, Chronic"
      ],
      "interventions": [
        {
          "name": "BI 207127-placebo: 8-week treatment",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin: 24-week treatment",
          "type": "DRUG"
        },
        {
          "name": "BI 207127: 24-week treatment",
          "type": "DRUG"
        },
        {
          "name": "Faldaprevir: 24-week treatment",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin-placebo: 8-week treatment",
          "type": "DRUG"
        },
        {
          "name": "Faldaprevir-placebo: 8-week treatment",
          "type": "DRUG"
        },
        {
          "name": "Faldaprevir: 16-week treatment",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin: 16-week treatment",
          "type": "DRUG"
        },
        {
          "name": "RBV: 24-week treatment",
          "type": "DRUG"
        },
        {
          "name": "BI 207127: 16-week treatment",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 496,
      "start_date": "2012-11",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2016-02-12",
      "last_synced_at": "2026-10-25T19:42:05.395Z",
      "location_count": 31,
      "location_summary": "North Little Rock, Arkansas • Anaheim, California • Bakersfield, California + 28 more",
      "locations": [
        {
          "city": "North Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01728324"
    },
    {
      "nct_id": "NCT00340379",
      "title": "Ziprasidone vs. Sertraline/Haloperidol in Psychotic Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Affective Disorders"
      ],
      "interventions": [
        {
          "name": "Ziprasidone",
          "type": "DRUG"
        },
        {
          "name": "Sertraline",
          "type": "DRUG"
        },
        {
          "name": "Haloperidol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 72,
      "start_date": "2003-04",
      "completion_date": "2005-08",
      "has_results": true,
      "last_update_posted_date": "2014-08-19",
      "last_synced_at": "2026-10-25T19:42:05.395Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00340379"
    },
    {
      "nct_id": "NCT03417479",
      "title": "Gabapentin Premedication for ACL Reconstruction: RCT",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anterior Cruciate Ligament (ACL) Reconstruction"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Healthcare of Atlanta",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 57,
      "start_date": "2015-10-09",
      "completion_date": "2018-10-23",
      "has_results": false,
      "last_update_posted_date": "2021-12-08",
      "last_synced_at": "2026-10-25T19:42:05.395Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03417479"
    },
    {
      "nct_id": "NCT01107496",
      "title": "Evaluation of Immediate-Release Viloxazine in Adults With ADHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Attention-Deficit/Hyperactivity Disorder (ADHD)"
      ],
      "interventions": [
        {
          "name": "IR Viloxazine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Supernus Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 52,
      "start_date": "2010-06",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2024-10-15",
      "last_synced_at": "2026-10-25T19:42:05.395Z",
      "location_count": 4,
      "location_summary": "Bradenton, Florida • Libertyville, Illinois • Owensboro, Kentucky + 1 more",
      "locations": [
        {
          "city": "Bradenton",
          "state": "Florida"
        },
        {
          "city": "Libertyville",
          "state": "Illinois"
        },
        {
          "city": "Owensboro",
          "state": "Kentucky"
        },
        {
          "city": "Herndon",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01107496"
    },
    {
      "nct_id": "NCT04865562",
      "title": "Hormones and Decision Making",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Dyssocial Behavior"
      ],
      "interventions": [
        {
          "name": "testosterone propionate",
          "type": "DRUG"
        },
        {
          "name": "0.5% cholorbutanol, saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "MALE",
        "summary": "18 Years to 25 Years · Male only"
      },
      "enrollment_count": 30,
      "start_date": "2015-03-01",
      "completion_date": "2016-09-01",
      "has_results": false,
      "last_update_posted_date": "2021-04-29",
      "last_synced_at": "2026-10-25T19:42:05.395Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04865562"
    },
    {
      "nct_id": "NCT02532062",
      "title": "The Pittsburgh Vitamin D Study: Vitamin D Supplementation in Vitamin D-deficient Subjects at Risk of Lung Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Deficiency of Vitamin D3",
        "COPD"
      ],
      "interventions": [
        {
          "name": "Cholecalciferol",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "multivitamin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 10,
      "start_date": "2016-01",
      "completion_date": "2018-06-01",
      "has_results": false,
      "last_update_posted_date": "2018-06-26",
      "last_synced_at": "2026-10-25T19:42:05.395Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02532062"
    },
    {
      "nct_id": "NCT00421603",
      "title": "A Placebo-Controlled Study of Mixed Amphetamine Salts and Topiramate for the Treatment of Cocaine Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cocaine Dependence"
      ],
      "interventions": [
        {
          "name": "Adderall-XR and Topiramate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 81,
      "start_date": "2007-02",
      "completion_date": "2010-05",
      "has_results": true,
      "last_update_posted_date": "2019-04-24",
      "last_synced_at": "2026-10-25T19:42:05.395Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00421603"
    },
    {
      "nct_id": "NCT05996627",
      "title": "Belumosudil for the Pre-emptive Treatment of Patients With Chronic Graft Versus Host Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Graft Versus Host Disease"
      ],
      "interventions": [
        {
          "name": "Belumosudil",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Electronic Health Record Review",
          "type": "OTHER"
        },
        {
          "name": "Placebo Administration",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 82,
      "start_date": "2023-12-06",
      "completion_date": "2028-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-17",
      "last_synced_at": "2026-10-25T19:42:05.395Z",
      "location_count": 5,
      "location_summary": "Duarte, California • Tampa, Florida • Boston, Massachusetts + 2 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05996627"
    }
  ]
}