{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=extended+release+tacrolimus&page=2",
    "query": {
      "intervention": "extended release tacrolimus",
      "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=extended+release+tacrolimus&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T04:57:15.952Z",
  "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": "NCT04917718",
      "title": "Renal Tubular Injury and Transplant Outcomes in Cardiac Recipients Converting From IR Tacrolimus to XR Tacrolimus",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Kidney Diseases",
        "Heart Transplant"
      ],
      "interventions": [
        {
          "name": "Conversion from IR Tacrolimus to XR Tacrolimus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Loyola University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 42,
      "start_date": "2021-08-16",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-04-13",
      "last_synced_at": "2026-09-27T04:57:15.952Z",
      "location_count": 1,
      "location_summary": "Maywood, Illinois",
      "locations": [
        {
          "city": "Maywood",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04917718"
    },
    {
      "nct_id": "NCT05973734",
      "title": "Islet Transplantation With Recipient T-Reg Cells or Deceased Donor Vertebral Bone Marrow Therapy",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Islet Transplantation"
      ],
      "interventions": [
        {
          "name": "Infusion of recipient T regulatory cell",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Infusion of concomitant Donor Derived Vertebral Bone Marrow",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 24,
      "start_date": "2024-04-15",
      "completion_date": "2030-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-09-27T04:57:15.952Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05973734"
    },
    {
      "nct_id": "NCT02444143",
      "title": "A Pharmacokinetic Analysis of Tacrolimus ER Dosing in Obese Kidney Transplant Recipients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Kidney Transplantation"
      ],
      "interventions": [
        {
          "name": "tacrolimus extended release",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 20,
      "start_date": "2015-05",
      "completion_date": "2017-06-09",
      "has_results": true,
      "last_update_posted_date": "2018-11-07",
      "last_synced_at": "2026-09-27T04:57:15.952Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02444143"
    },
    {
      "nct_id": "NCT03762473",
      "title": "Conversion to Envarsus Post Kidney Transplant Protects Against BK Infection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Renal Transplant Infection"
      ],
      "interventions": [
        {
          "name": "Study Group",
          "type": "DRUG"
        },
        {
          "name": "Control Group",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 89,
      "start_date": "2019-05-09",
      "completion_date": "2022-03-16",
      "has_results": true,
      "last_update_posted_date": "2023-07-27",
      "last_synced_at": "2026-09-27T04:57:15.952Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03762473"
    },
    {
      "nct_id": "NCT03769298",
      "title": "CIRTEN-Simultaneous Pancreas-Kidney Transplant Recipients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Kidney Pancreas Transplantation"
      ],
      "interventions": [
        {
          "name": "Envarsus XR",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 20,
      "start_date": "2019-02-27",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-09-27T04:57:15.952Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03769298"
    },
    {
      "nct_id": "NCT04773392",
      "title": "Simplified IMmunosuppressive Protocol Utilizing Low Dose EnvarsusXR",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Kidney Transplantation",
        "Kidney Transplant Rejection"
      ],
      "interventions": [
        {
          "name": "Twice-daily Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Once-daily envarsus XR",
          "type": "DRUG"
        },
        {
          "name": "Induction Immunosuppression with Basiliximab or Rabbit Anti Thymoglobulin (rATG)",
          "type": "DRUG"
        },
        {
          "name": "Methylprednisolone, prednisone",
          "type": "DRUG"
        },
        {
          "name": "Mycophenolate mofetil (MMF) or Mycophenolic acid (MPA)",
          "type": "DRUG"
        },
        {
          "name": "Azathioprine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 20,
      "start_date": "2021-11-23",
      "completion_date": "2024-02-23",
      "has_results": false,
      "last_update_posted_date": "2025-11-10",
      "last_synced_at": "2026-09-27T04:57:15.952Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04773392"
    },
    {
      "nct_id": "NCT03828058",
      "title": "Envarsus XL Immunosuppression Following Liver Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recipients of Liver Transplant"
      ],
      "interventions": [
        {
          "name": "Envarsus XR",
          "type": "DRUG"
        },
        {
          "name": "Prograf",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Methodist Healthcare - Memphis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2019-04-01",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-01-12",
      "last_synced_at": "2026-09-27T04:57:15.952Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03828058"
    },
    {
      "nct_id": "NCT02118896",
      "title": "Study to Ascertain if Prolonged Release Tacrolimus (FK506E - MR4) is Safe and Effective When Used in the Long Term and in Combination With Other Immunosuppressive Drugs in Patients Who Have Received a Transplant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Heart Transplantation",
        "Liver Transplantation",
        "Kidney Transplantation"
      ],
      "interventions": [
        {
          "name": "FK506E",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Astellas Pharma Europe Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 850,
      "start_date": "2003-02-24",
      "completion_date": "2009-10-07",
      "has_results": true,
      "last_update_posted_date": "2024-11-22",
      "last_synced_at": "2026-09-27T04:57:15.952Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02118896"
    },
    {
      "nct_id": "NCT03410654",
      "title": "Assessment of Cognitive Function Before and After Conversion From Immediate Release Tacrolimus to Envarsus XR.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Kidney Transplant; Complications"
      ],
      "interventions": [
        {
          "name": "Tacrolimus, Extended Release, (Envarsus Xr)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2018-10-24",
      "completion_date": "2024-07-01",
      "has_results": false,
      "last_update_posted_date": "2024-08-21",
      "last_synced_at": "2026-09-27T04:57:15.952Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03410654"
    },
    {
      "nct_id": "NCT02956005",
      "title": "Envarsus XR in African American Renal Transplant Recipients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Renal Transplant Recipients"
      ],
      "interventions": [
        {
          "name": "ENVARSUS®",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 18,
      "start_date": "2016-09",
      "completion_date": "2018-09",
      "has_results": true,
      "last_update_posted_date": "2020-03-24",
      "last_synced_at": "2026-09-27T04:57:15.952Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02956005"
    }
  ]
}