{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=paricalcitol+injection",
    "query": {
      "intervention": "paricalcitol injection"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-13T02:02:40.598Z",
  "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": "NCT00257920",
      "title": "A Study of Zemplar® Injection and Hectorol® Injection on Intestinal Absorption of Calcium in Chronic Kidney Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Kidney Disease, Stage 5",
        "Secondary Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "Zemplar® injection",
          "type": "DRUG"
        },
        {
          "name": "Hectorol® injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "20 Years and older"
      },
      "enrollment_count": 41,
      "start_date": "2006-06",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2009-12-24",
      "last_synced_at": "2026-09-13T02:02:40.598Z",
      "location_count": 2,
      "location_summary": "Bellevue, Nebraska • Omaha, Nebraska",
      "locations": [
        {
          "city": "Bellevue",
          "state": "Nebraska"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00257920"
    },
    {
      "nct_id": "NCT00073710",
      "title": "Study to Evaluate the Effects of Zemplar Injection and Calcijex on Intestinal Absorption of Calcium",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Secondary Hyperparathyroidism",
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Zemplar",
          "type": "DRUG"
        },
        {
          "name": "42 Ca carbonate absorption via single tracer method",
          "type": "PROCEDURE"
        },
        {
          "name": "Calcijex",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "20 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2004-09",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2006-08-02",
      "last_synced_at": "2026-09-13T02:02:40.598Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00073710"
    },
    {
      "nct_id": "NCT03138720",
      "title": "Pre-operative Treatment for Patients With Untreated Pancreatic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Resectable Pancreatic Cancer",
        "Unresectable Pancreatic Cancer",
        "Pancreatic Adenocarcinoma",
        "Neoadjuvant Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Paclitaxel Protein Bound (Abraxane)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "HonorHealth Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2017-05-23",
      "completion_date": "2025-11-03",
      "has_results": true,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-09-13T02:02:40.598Z",
      "location_count": 1,
      "location_summary": "Scottsdale, Arizona",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03138720"
    },
    {
      "nct_id": "NCT00463021",
      "title": "A Phase 4 Study to Determine Dosing of Hectorol® Capsules When Converting From Zemplar® Injection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Secondary Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "Hectorol (doxercalciferol capsules)",
          "type": "DRUG"
        },
        {
          "name": "Zemplar (paricalcitol injection)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genzyme, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2007-04",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2015-05-05",
      "last_synced_at": "2026-09-13T02:02:40.598Z",
      "location_count": 8,
      "location_summary": "Downey, California • Paramount, California • Hudson, Florida + 5 more",
      "locations": [
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Paramount",
          "state": "California"
        },
        {
          "city": "Hudson",
          "state": "Florida"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00463021"
    },
    {
      "nct_id": "NCT00053547",
      "title": "Safety and Effectiveness of Zemplar Injection in Decreasing iPTH Levels in Pediatric ESRD Subjects on Hemodialysis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Secondary Hyperparathyroidism",
        "End Stage Renal Disease"
      ],
      "interventions": [
        {
          "name": "paricalcitol injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "2 Years to 20 Years"
      },
      "enrollment_count": 28,
      "start_date": "2002-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2006-08-02",
      "last_synced_at": "2026-09-13T02:02:40.598Z",
      "location_count": 6,
      "location_summary": "Stanford, California • Miami, Florida • Buffalo, New York + 2 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00053547"
    },
    {
      "nct_id": "NCT03331562",
      "title": "A SU2C Catalyst® Trial of a PD1 Inhibitor With or Without a Vitamin D Analog for the Maintenance of Pancreatic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pancreatic Cancer",
        "Pancreas Adenocarcinoma",
        "Advanced Pancreatic Cancer",
        "Metastatic Pancreatic Cancer",
        "Metastatic Pancreatic Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "paricalcitol",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Translational Genomics Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2017-12-27",
      "completion_date": "2020-07-10",
      "has_results": true,
      "last_update_posted_date": "2022-12-27",
      "last_synced_at": "2026-09-13T02:02:40.598Z",
      "location_count": 6,
      "location_summary": "Scottsdale, Arizona • Duarte, California • Westwood, Kansas + 3 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Westwood",
          "state": "Kansas"
        },
        {
          "city": "Morristown",
          "state": "New Jersey"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03331562"
    },
    {
      "nct_id": "NCT00454350",
      "title": "A Phase 4 Pharmacokinetic Study of Hectorol Injection and Zemplar Injection in CKD Subjects on Hemodialysis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Secondary Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "Hectorol (doxercalciferol injection)",
          "type": "DRUG"
        },
        {
          "name": "Zemplar (Paricalcitol injection)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genzyme, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2007-02",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2015-05-05",
      "last_synced_at": "2026-09-13T02:02:40.598Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00454350"
    },
    {
      "nct_id": "NCT00616902",
      "title": "The PRIMO II Study: Paricalcitol Injection Benefits in Renal Failure Induced Cardiac Morbidity in Subjects With Chronic Kidney Disease (CKD) Stage 5",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Kidney Disease (CKD) Stage 5",
        "Hypertrophy, Left Ventricular"
      ],
      "interventions": [
        {
          "name": "paricalcitol injection 4 mcg/mL",
          "type": "DRUG"
        },
        {
          "name": "Placebo Injection 4 mcg/mL",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2009-01",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2012-01-20",
      "last_synced_at": "2026-09-13T02:02:40.598Z",
      "location_count": 29,
      "location_summary": "Phoenix, Arizona • Tempe, Arizona • Bakersfield, California + 24 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00616902"
    },
    {
      "nct_id": "NCT00053378",
      "title": "A Study to Examine the Use of Zemplar to Increase Serum Calcium Levels in ICU Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hypocalcemia"
      ],
      "interventions": [
        {
          "name": "paricalcitol injection (Zemplar)",
          "type": "DRUG"
        },
        {
          "name": "Effects on calcium regulation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Administration of elemental Ca during hypocalcemic ICU pts.",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 45,
      "start_date": "2002-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2006-08-02",
      "last_synced_at": "2026-09-13T02:02:40.598Z",
      "location_count": 9,
      "location_summary": "Merced, California • Denver, Colorado • Hudson, Florida + 6 more",
      "locations": [
        {
          "city": "Merced",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Hudson",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00053378"
    },
    {
      "nct_id": "NCT00062699",
      "title": "Evaluate the Survival Benefits of Zemplar Versus Calcijex in Subjects w/ Stage V Chronic Kidney Disease on Hemodialysis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "End-Stage Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Zemplar (paricalcitol injection)",
          "type": "DRUG"
        },
        {
          "name": "Calcijex",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "20 Years and older"
      },
      "enrollment_count": 2200,
      "start_date": "2003-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2006-08-02",
      "last_synced_at": "2026-09-13T02:02:40.598Z",
      "location_count": 60,
      "location_summary": "Tuscaloosa, Alabama • Inglewood, California • Los Angeles, California + 40 more",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Inglewood",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "San Pablo",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00062699"
    }
  ]
}