{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Experimental%3A+Placebo",
    "query": {
      "intervention": "Experimental: Placebo"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1869,
    "total_pages": 187,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Experimental%3A+Placebo&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-12T05:46:42.954Z",
  "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": "NCT02620384",
      "title": "Metolazone As Early Add On Therapy For Acute Decompensated Heart Failure (MELT-HF)--A Single Center Pilot Study.",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acute Decompensated Heart Failure"
      ],
      "interventions": [
        {
          "name": "Experimental: Placebo",
          "type": "DRUG"
        },
        {
          "name": "Experimental: Metolazone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Aultman Health Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 147,
      "start_date": "2015-10-01",
      "completion_date": "2017-12-29",
      "has_results": true,
      "last_update_posted_date": "2019-02-15",
      "last_synced_at": "2026-09-12T05:46:42.954Z",
      "location_count": 1,
      "location_summary": "Canton, Ohio",
      "locations": [
        {
          "city": "Canton",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02620384"
    },
    {
      "nct_id": "NCT05371340",
      "title": "Quercetin's Effect on Bone Health and Inflammatory Markers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoporosis, Postmenopausal"
      ],
      "interventions": [
        {
          "name": "Quercetin (500 mg)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo (500 mg)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Kennesaw State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "45 Years to 75 Years · Female only"
      },
      "enrollment_count": 33,
      "start_date": "2019-08-27",
      "completion_date": "2020-04-27",
      "has_results": false,
      "last_update_posted_date": "2022-05-12",
      "last_synced_at": "2026-09-12T05:46:42.954Z",
      "location_count": 1,
      "location_summary": "Kennesaw, Georgia",
      "locations": [
        {
          "city": "Kennesaw",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05371340"
    },
    {
      "nct_id": "NCT04505904",
      "title": "Oxytocin and Approach-avoid in Grief",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prolonged Grief Disorder",
        "Bereavement"
      ],
      "interventions": [
        {
          "name": "Syntocinon",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "55 Years to 80 Years"
      },
      "enrollment_count": 44,
      "start_date": "2015-03-20",
      "completion_date": "2017-05-12",
      "has_results": true,
      "last_update_posted_date": "2025-03-04",
      "last_synced_at": "2026-09-12T05:46:42.954Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04505904"
    },
    {
      "nct_id": "NCT06854952",
      "title": "A Clinical Study to Evaluate the Efficacy, Safety, and Tolerability of TERN-601 in Adults With Overweight or Obesity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Overweight or Obesity"
      ],
      "interventions": [
        {
          "name": "TERN-601",
          "type": "DRUG"
        },
        {
          "name": "Matching Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Terns, Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)",
      "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": 167,
      "start_date": "2025-03-07",
      "completion_date": "2025-09-19",
      "has_results": true,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-09-12T05:46:42.954Z",
      "location_count": 17,
      "location_summary": "Birmingham, Alabama • Homewood, Alabama • Tucson, Arizona + 14 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Homewood",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Spring Valley",
          "state": "California"
        },
        {
          "city": "Port Orange",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06854952"
    },
    {
      "nct_id": "NCT04126213",
      "title": "Study of Safety, Reactogenicity and Immunogenicity of GlaxoSmithKline's (GSK)Respiratory Syncytial Virus (RSV)Maternal Unadjuvanted Vaccine in Healthy Pregnant Women (Aged 18 to 40 Years) and Their Infants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSV MAT 60 µg",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RSV MAT 120 µg",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 534,
      "start_date": "2019-11-05",
      "completion_date": "2021-05-14",
      "has_results": true,
      "last_update_posted_date": "2021-12-13",
      "last_synced_at": "2026-09-12T05:46:42.954Z",
      "location_count": 13,
      "location_summary": "Phoenix, Arizona • Huntington Park, California • Los Angeles, California + 10 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Huntington Park",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Nampa",
          "state": "Idaho"
        },
        {
          "city": "Metairie",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04126213"
    },
    {
      "nct_id": "NCT06946017",
      "title": "Effect of a Fermented Dairy Protein With Prebiotic Fiber on GI Complaints",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Digestive Health",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "Fermented dairy protein with prebiotic fiber supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Arizona State University",
      "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": 114,
      "start_date": "2025-03-31",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-09-12T05:46:42.954Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06946017"
    },
    {
      "nct_id": "NCT03960957",
      "title": "Efficacy and Safety of a New Dilution and Injection Volume of AbobotulinumtoxinA for the Treatment of Glabellar Lines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Glabellar Frown Lines"
      ],
      "interventions": [
        {
          "name": "AbobotulinumtoxinA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Galderma R&D",
      "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": 301,
      "start_date": "2019-06-17",
      "completion_date": "2020-04-16",
      "has_results": true,
      "last_update_posted_date": "2022-08-26",
      "last_synced_at": "2026-09-12T05:46:42.954Z",
      "location_count": 11,
      "location_summary": "Redondo Beach, California • San Diego, California • Westport, Connecticut + 8 more",
      "locations": [
        {
          "city": "Redondo Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Westport",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03960957"
    },
    {
      "nct_id": "NCT02453815",
      "title": "Do Arterial Catheters Reduce the Risk of Major Perioperative Complications",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Complications"
      ],
      "interventions": [
        {
          "name": "non-cardiac surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "arterial catheter",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 286,
      "start_date": "2015-06",
      "completion_date": "2020-01-24",
      "has_results": false,
      "last_update_posted_date": "2020-01-28",
      "last_synced_at": "2026-09-12T05:46:42.954Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02453815"
    },
    {
      "nct_id": "NCT01236040",
      "title": "Immunogenicity and Safety of Pandemic Influenza Vaccines in Adults Aged 18 - 49 Years Old",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "GSK Biologicals' investigational vaccine GSK2590066A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK Biologicals' investigational vaccine GSK2592984A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK Biologicals' investigational vaccine GSK2340274A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK Biologicals' investigational vaccine GSK2340273A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 521,
      "start_date": "2010-11-29",
      "completion_date": "2012-08-20",
      "has_results": false,
      "last_update_posted_date": "2017-05-10",
      "last_synced_at": "2026-09-12T05:46:42.954Z",
      "location_count": 4,
      "location_summary": "Anaheim, California • Stockbridge, Georgia • Lenexa, Kansas + 1 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Stockbridge",
          "state": "Georgia"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01236040"
    },
    {
      "nct_id": "NCT02972047",
      "title": "Understanding the Pathophysiology and Effects of Diaphragmatic Breathing in Upright Gastroesophageal Reflux",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "GERD"
      ],
      "interventions": [
        {
          "name": "Diaphragmatic Breathing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sham Comparator",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2017-04-06",
      "completion_date": "2020-08-30",
      "has_results": false,
      "last_update_posted_date": "2020-12-04",
      "last_synced_at": "2026-09-12T05:46:42.954Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02972047"
    }
  ]
}