{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Comparator+Arm",
    "query": {
      "intervention": "Comparator Arm"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 944,
    "total_pages": 95,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Comparator+Arm&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T15:48:43.505Z",
  "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": "NCT05173350",
      "title": "RETAIN Kentucky Impact Evaluation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Disability"
      ],
      "interventions": [
        {
          "name": "RETAIN KY",
          "type": "OTHER"
        },
        {
          "name": "Active Comparator",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mathematica Policy Research, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 3153,
      "start_date": "2021-10-18",
      "completion_date": "2026-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-09-02T15:48:43.505Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05173350"
    },
    {
      "nct_id": "NCT06862791",
      "title": "A Weight Loss Study Evaluating Subcutaneous Treatment With AZD9550 and AZD6234 in Combination Against Placebo or Each of the Drugs Alone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Obesity or Overweight"
      ],
      "interventions": [
        {
          "name": "AZD9550",
          "type": "DRUG"
        },
        {
          "name": "AZD6234",
          "type": "DRUG"
        },
        {
          "name": "Placebo comparator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "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": 377,
      "start_date": "2025-02-18",
      "completion_date": "2026-05-11",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-09-02T15:48:43.505Z",
      "location_count": 29,
      "location_summary": "Dothan, Alabama • Vestavia Hills, Alabama • Cerritos, California + 26 more",
      "locations": [
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Vestavia Hills",
          "state": "Alabama"
        },
        {
          "city": "Cerritos",
          "state": "California"
        },
        {
          "city": "Escondido",
          "state": "California"
        },
        {
          "city": "Huntington Park",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06862791"
    },
    {
      "nct_id": "NCT06967259",
      "title": "ENA-001 for Opioid Induced Respiratory Depression",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Respiratory Depression"
      ],
      "interventions": [
        {
          "name": "ENA-001",
          "type": "DRUG"
        },
        {
          "name": "Placebo Comparator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Enalare Therapeutics 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": 36,
      "start_date": "2025-05-14",
      "completion_date": "2026-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-09-02T15:48:43.505Z",
      "location_count": 3,
      "location_summary": "Miami, Florida • Overland Park, Kansas • Eatontown, New Jersey",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Eatontown",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06967259"
    },
    {
      "nct_id": "NCT02484690",
      "title": "A Proof-of-Concept Study of Faricimab (RO6867461) in Participants With Choroidal Neovascularization (CNV) Secondary to Age-Related Macular Degeneration (AMD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Choroidal Neovascularization"
      ],
      "interventions": [
        {
          "name": "Faricimab",
          "type": "DRUG"
        },
        {
          "name": "Ranibizumab",
          "type": "DRUG"
        },
        {
          "name": "Sham Procedure",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 273,
      "start_date": "2015-08-11",
      "completion_date": "2017-09-26",
      "has_results": true,
      "last_update_posted_date": "2020-11-12",
      "last_synced_at": "2026-09-02T15:48:43.505Z",
      "location_count": 52,
      "location_summary": "Phoenix, Arizona • Bakersfield, California • Beverly Hills, California + 46 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Encino",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02484690"
    },
    {
      "nct_id": "NCT00957918",
      "title": "Study of NP002 in Subjects With Idiopathic Parkinson's Disease to Treat Dyskinesias Due to Levodopa Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "nicotine",
          "type": "DRUG"
        },
        {
          "name": "placebo comparator",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Neuraltus Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "83 Years",
        "sex": "ALL",
        "summary": "30 Years to 83 Years"
      },
      "enrollment_count": 65,
      "start_date": "2009-10",
      "completion_date": "2010-09",
      "has_results": false,
      "last_update_posted_date": "2011-10-05",
      "last_synced_at": "2026-09-02T15:48:43.505Z",
      "location_count": 12,
      "location_summary": "Phoenix, Arizona • Los Angelis, California • Oxnard, California + 9 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angelis",
          "state": "California"
        },
        {
          "city": "Oxnard",
          "state": "California"
        },
        {
          "city": "Englewood",
          "state": "Colorado"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00957918"
    },
    {
      "nct_id": "NCT04169490",
      "title": "\"A Clinical Study Investigating the Effectiveness of OTC Scar-management Modalities\"",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Scar",
        "Keloid",
        "Hypertrophic Scar",
        "Cicatrix"
      ],
      "interventions": [
        {
          "name": "Placebo Cream Base Emulsion Moisturizer",
          "type": "OTHER"
        },
        {
          "name": "FS2 Emulsion Moisturizer",
          "type": "OTHER"
        },
        {
          "name": "Active Comparator Onion Skin Extract Gel (Mederma)",
          "type": "OTHER"
        },
        {
          "name": "Active Comparator Silicone Gel (Kelo-Cote)",
          "type": "OTHER"
        },
        {
          "name": "Active Comparator Silicone Gel (Kelo-Cote) + FS2 Emulsion Moisturizer",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The Center for Clinical and Cosmetic Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2019-02-07",
      "completion_date": "2020-11-03",
      "has_results": false,
      "last_update_posted_date": "2022-03-21",
      "last_synced_at": "2026-09-02T15:48:43.505Z",
      "location_count": 1,
      "location_summary": "Aventura, Florida",
      "locations": [
        {
          "city": "Aventura",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04169490"
    },
    {
      "nct_id": "NCT04676646",
      "title": "Study to Assess Efficacy and Safety of SZC for the Management of High Potassium in Patients With Symptomatic HFrEF Receiving Spironolactone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hyperkalaemia",
        "Heart Failure With Reduced Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "Sodium zirconium cyclosilicate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Spironolactone",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 366,
      "start_date": "2021-03-08",
      "completion_date": "2024-07-15",
      "has_results": true,
      "last_update_posted_date": "2025-07-09",
      "last_synced_at": "2026-09-02T15:48:43.505Z",
      "location_count": 12,
      "location_summary": "Fairhope, Alabama • Los Angeles, California • Torrance, California + 9 more",
      "locations": [
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        },
        {
          "city": "Hazel Crest",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04676646"
    },
    {
      "nct_id": "NCT03507374",
      "title": "PCSK9 Inhibition in Patients With Symptomatic Intracranial Atherosclerosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Stroke",
        "Intracranial Atherosclerosis",
        "Intraplaque Hemorrhage"
      ],
      "interventions": [
        {
          "name": "Alirocumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2018-10-30",
      "completion_date": "2020-04-17",
      "has_results": false,
      "last_update_posted_date": "2020-04-21",
      "last_synced_at": "2026-09-02T15:48:43.505Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03507374"
    },
    {
      "nct_id": "NCT02205814",
      "title": "Fasitibant Intra-articular Injection in Patients With Symptomatic Osteoarthritis of the Knee",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Fasitibant- low dose",
          "type": "DRUG"
        },
        {
          "name": "Fasitibant- intermediate dose",
          "type": "DRUG"
        },
        {
          "name": "Fasitibant- high dose",
          "type": "DRUG"
        },
        {
          "name": "Placebo comparator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Menarini Group",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 436,
      "start_date": "2014-04",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2015-11-03",
      "last_synced_at": "2026-09-02T15:48:43.505Z",
      "location_count": 9,
      "location_summary": "Tucson, Arizona • Englewood, Colorado • DeLand, Florida + 5 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Englewood",
          "state": "Colorado"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02205814"
    },
    {
      "nct_id": "NCT03243630",
      "title": "Effects of Flavors on Nicotine Reinforcement in Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "IV nicotine",
          "type": "DRUG"
        },
        {
          "name": "Menthol flavor",
          "type": "DRUG"
        },
        {
          "name": "green apple",
          "type": "DRUG"
        },
        {
          "name": "green apple and menthol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 26,
      "start_date": "2018-04-23",
      "completion_date": "2019-01-31",
      "has_results": true,
      "last_update_posted_date": "2020-12-03",
      "last_synced_at": "2026-09-02T15:48:43.505Z",
      "location_count": 1,
      "location_summary": "West Haven, Connecticut",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03243630"
    }
  ]
}