{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+phase&page=2",
    "query": {
      "intervention": "Placebo phase",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+phase&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T02:36:38.246Z",
  "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": "NCT04535544",
      "title": "A Study of JNJ-73763989 + Nucleos(t)Ide Analog in Participants Co-Infected With Hepatitis B and Hepatitis D Virus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis D, Chronic"
      ],
      "interventions": [
        {
          "name": "JNJ-73763989",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Entecavir (ETV) monohydrate",
          "type": "DRUG"
        },
        {
          "name": "Tenofovir disoproxil",
          "type": "DRUG"
        },
        {
          "name": "Tenofovir alafenamide (TAF)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "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": 52,
      "start_date": "2020-09-17",
      "completion_date": "2025-03-05",
      "has_results": true,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-09-24T02:36:38.246Z",
      "location_count": 2,
      "location_summary": "Redwood City, California • Boston, Massachusetts",
      "locations": [
        {
          "city": "Redwood City",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04535544"
    },
    {
      "nct_id": "NCT00593736",
      "title": "Efficacy of Ramelteon on Speeding Up Sleep in Subjects With Delayed Sleep Phase Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sleep Disorders, Circadian Rhythm"
      ],
      "interventions": [
        {
          "name": "Ramelteon",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 132,
      "start_date": "2007-10",
      "completion_date": "2008-05",
      "has_results": true,
      "last_update_posted_date": "2012-02-28",
      "last_synced_at": "2026-09-24T02:36:38.246Z",
      "location_count": 42,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Hot Springs, Arkansas + 39 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00593736"
    },
    {
      "nct_id": "NCT07229911",
      "title": "A Study of TAK-781 in Healthy Volunteers and in Participants With Non-Cirrhotic Primary Sclerosing Cholangitis (PSC)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers",
        "Primary Sclerosing Cholangitis"
      ],
      "interventions": [
        {
          "name": "TAK-781",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "68 Years",
        "sex": "ALL",
        "summary": "18 Years to 68 Years"
      },
      "enrollment_count": 134,
      "start_date": "2026-01-07",
      "completion_date": "2028-04-06",
      "has_results": false,
      "last_update_posted_date": "2026-03-05",
      "last_synced_at": "2026-09-24T02:36:38.246Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07229911"
    },
    {
      "nct_id": "NCT03710707",
      "title": "Study to Evaluate DNL201 in Subjects With Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "DNL201",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Denali Therapeutics Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "30 Years to 80 Years"
      },
      "enrollment_count": 29,
      "start_date": "2018-12-04",
      "completion_date": "2019-12-06",
      "has_results": false,
      "last_update_posted_date": "2020-01-13",
      "last_synced_at": "2026-09-24T02:36:38.246Z",
      "location_count": 7,
      "location_summary": "Long Beach, California • Aurora, Colorado • Miami, Florida + 4 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Farmington Hills",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03710707"
    },
    {
      "nct_id": "NCT02301611",
      "title": "Phase IIB TL + YCWP + DC in Melanoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Melanoma"
      ],
      "interventions": [
        {
          "name": "TLPLDC",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Elios Therapeutics, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 187,
      "start_date": "2015-01",
      "completion_date": "2022-05-11",
      "has_results": true,
      "last_update_posted_date": "2024-11-29",
      "last_synced_at": "2026-09-24T02:36:38.246Z",
      "location_count": 18,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 15 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02301611"
    },
    {
      "nct_id": "NCT01144936",
      "title": "Study of VX-985 in Subjects With Chronic Hepatitis C",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Hepatitis C"
      ],
      "interventions": [
        {
          "name": "VX-985 or matching placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vertex Pharmaceuticals Incorporated",
      "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": 21,
      "start_date": "2010-06",
      "completion_date": "2010-10",
      "has_results": false,
      "last_update_posted_date": "2011-03-09",
      "last_synced_at": "2026-09-24T02:36:38.246Z",
      "location_count": 3,
      "location_summary": "Overland Park, Kansas • Baltimore, Maryland • Tacoma, Washington",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Tacoma",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01144936"
    },
    {
      "nct_id": "NCT00765700",
      "title": "Ketoprofen 10% Cream for Treatment of Pain Associated With Mild to Moderate Acute Soft Tissue Injury",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Sprain",
        "Strain",
        "Acute Soft Tissue Injury"
      ],
      "interventions": [
        {
          "name": "Topical Ketoprofen 10% Cream",
          "type": "DRUG"
        },
        {
          "name": "Topical Placebo Cream",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Imprimis Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 364,
      "start_date": "2008-09",
      "completion_date": "2009-09",
      "has_results": false,
      "last_update_posted_date": "2013-09-27",
      "last_synced_at": "2026-09-24T02:36:38.246Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00765700"
    },
    {
      "nct_id": "NCT06124807",
      "title": "A Study of LY3305677 Compared With Placebo in Adult Participants With Obesity or Overweight",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Obesity",
        "Overweight and Obesity"
      ],
      "interventions": [
        {
          "name": "Mazdutide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "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": 179,
      "start_date": "2023-11-17",
      "completion_date": "2025-07-09",
      "has_results": true,
      "last_update_posted_date": "2026-04-21",
      "last_synced_at": "2026-09-24T02:36:38.246Z",
      "location_count": 29,
      "location_summary": "Chandler, Arizona • Scottsdale, Arizona • Tucson, Arizona + 25 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Huntington Park",
          "state": "California"
        },
        {
          "city": "Rolling Hills Estates",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06124807"
    },
    {
      "nct_id": "NCT03524092",
      "title": "A Maintenance Study of Mirikizumab in Participants With Moderately to Severely Active Ulcerative Colitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "Mirikizumab SC",
          "type": "DRUG"
        },
        {
          "name": "Mirikizumab IV",
          "type": "DRUG"
        },
        {
          "name": "Placebo SC",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 1328,
      "start_date": "2018-10-19",
      "completion_date": "2025-02-17",
      "has_results": true,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-09-24T02:36:38.246Z",
      "location_count": 57,
      "location_summary": "Dothan, Alabama • Litchfield Park, Arizona • Phoenix, Arizona + 51 more",
      "locations": [
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Litchfield Park",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Arcadia",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03524092"
    },
    {
      "nct_id": "NCT02477800",
      "title": "221AD301 Phase 3 Study of Aducanumab (BIIB037) in Early Alzheimer's Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "Aducanumab (BIIB037)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Biogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 1653,
      "start_date": "2015-08-13",
      "completion_date": "2019-08-08",
      "has_results": true,
      "last_update_posted_date": "2021-09-02",
      "last_synced_at": "2026-09-24T02:36:38.246Z",
      "location_count": 59,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • Fullerton, California + 52 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Laguna Hills",
          "state": "California"
        },
        {
          "city": "Lomita",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02477800"
    }
  ]
}