{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=SZC+Placebo",
    "query": {
      "intervention": "SZC Placebo"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T01:53:14.600Z",
  "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": "NCT04847232",
      "title": "Effect of Sodium Zirconium Cyclosilicate on Arrythmia-related Cardiovascular Outcomes in Participants on Chronic Hemodialysis With Recurrent Hyperkalemia (DIALIZE-Outcomes)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hyperkalemia"
      ],
      "interventions": [
        {
          "name": "Sodium Zirconium Cyclosilicate (SZC)",
          "type": "DRUG"
        },
        {
          "name": "SZC Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 2690,
      "start_date": "2021-04-30",
      "completion_date": "2024-03-07",
      "has_results": true,
      "last_update_posted_date": "2025-06-18",
      "last_synced_at": "2026-09-07T01:53:14.600Z",
      "location_count": 57,
      "location_summary": "Huntsville, Alabama • Mesa, Arizona • Bakersfield, California + 47 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Granada Hills",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04847232"
    },
    {
      "nct_id": "NCT05056727",
      "title": "A Study to Evaluate the Effect of Sodium Zirconium Cyclosilicate on Chronic Kidney Disease (CKD) Progression in Participants With CKD and Hyperkalaemia or at Risk of Hyperkalaemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Renal Insufficiency, Chronic",
        "Hyperkalemia"
      ],
      "interventions": [
        {
          "name": "Sodium Zirconium Cyclosilicate (SZC)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Lisinopril",
          "type": "DRUG"
        },
        {
          "name": "Valsartan",
          "type": "DRUG"
        },
        {
          "name": "Irbesartan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 1112,
      "start_date": "2021-09-30",
      "completion_date": "2024-02-07",
      "has_results": true,
      "last_update_posted_date": "2026-01-08",
      "last_synced_at": "2026-09-07T01:53:14.600Z",
      "location_count": 42,
      "location_summary": "Surprise, Arizona • Tucson, Arizona • Canyon Country, California + 36 more",
      "locations": [
        {
          "city": "Surprise",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Canyon Country",
          "state": "California"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Northridge",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05056727"
    },
    {
      "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": "2026-09-07T01:53:14.600Z",
      "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": "NCT04727528",
      "title": "Study of the Effect of SZC on Serum Potassium and Serum Bicarbonate in Patients With Hyperkalemia and Metabolic Acidosis Associated With Chronic Kidney Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hyperkalaemia",
        "Metabolic Acidosis",
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Sodium zirconium cyclosilicate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 39,
      "start_date": "2021-03-22",
      "completion_date": "2022-09-14",
      "has_results": true,
      "last_update_posted_date": "2023-10-06",
      "last_synced_at": "2026-09-07T01:53:14.600Z",
      "location_count": 29,
      "location_summary": "Florence, Alabama • Chula Vista, California • Downey, California + 25 more",
      "locations": [
        {
          "city": "Florence",
          "state": "Alabama"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "El Centro",
          "state": "California"
        },
        {
          "city": "South Gate",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04727528"
    }
  ]
}