{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tacrolimus+%28maintain+50%25+reduction%29",
    "query": {
      "intervention": "Tacrolimus (maintain 50% reduction)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 13,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tacrolimus+%28maintain+50%25+reduction%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-29T05:26:56.518Z",
  "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": "NCT05298358",
      "title": "RIC alloBMT With Post-transplant Cyclophosphamide for Refractory Systemic Sclerosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Systemic Sclerosis"
      ],
      "interventions": [
        {
          "name": "RIC alloBMT w PTCy in refractory SSc",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 1,
      "start_date": "2022-11-18",
      "completion_date": "2024-11-21",
      "has_results": false,
      "last_update_posted_date": "2025-02-04",
      "last_synced_at": "2026-09-29T05:26:56.518Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05298358"
    },
    {
      "nct_id": "NCT02208037",
      "title": "Novel Approaches for Graft-versus-Host Disease Prevention Compared to Contemporary Controls (BMT CTN 1203)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Leukemia",
        "Chronic Myelogenous Leukemia",
        "Myelodysplasia",
        "Chronic Lymphocytic Leukemia",
        "Small Lymphocytic Lymphoma",
        "Lymphoma, B-Cell",
        "Lymphoma, Follicular",
        "Lymphoma, Large B-Cell, Diffuse",
        "Hodgkin's Lymphoma"
      ],
      "interventions": [
        {
          "name": "Tacrolimus (ARM with Methotrexate)",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus (ARM with MMF and Cyclophosphamide)",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate (ARM with Maraviroc)",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate (ARM with Bortezomib)",
          "type": "DRUG"
        },
        {
          "name": "Maraviroc",
          "type": "DRUG"
        },
        {
          "name": "Bortezomib",
          "type": "DRUG"
        },
        {
          "name": "Mycophenolate mofetil",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 279,
      "start_date": "2014-08",
      "completion_date": "2017-10",
      "has_results": true,
      "last_update_posted_date": "2019-01-23",
      "last_synced_at": "2026-09-29T05:26:56.518Z",
      "location_count": 30,
      "location_summary": "Duarte, California • Stanford, California • Gainesville, Florida + 24 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02208037"
    },
    {
      "nct_id": "NCT03663335",
      "title": "Study of Efficacy, Safety, Tolerability, Pharmacokinetic (PK) and Pharmacodynamic (PD) of an Anti-CD40 Monoclonal Antibody, CFZ533, in Kidney Transplant Recipients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Kidney Transplantation"
      ],
      "interventions": [
        {
          "name": "CFZ533 - Cohort 1/Cohort 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Mycophenolate Mofetil (MMF)",
          "type": "DRUG"
        },
        {
          "name": "Corticosteroids (CS)",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Induction therapy: basiliximab",
          "type": "DRUG"
        },
        {
          "name": "Induction therapy: rabbit anti-thymocyte globulin (rATG)",
          "type": "DRUG"
        },
        {
          "name": "Maintenance population: EC-MPS",
          "type": "DRUG"
        },
        {
          "name": "Maintenance population: MMF",
          "type": "DRUG"
        },
        {
          "name": "Placebo 1 mL",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 418,
      "start_date": "2018-11-28",
      "completion_date": "2021-10-29",
      "has_results": true,
      "last_update_posted_date": "2026-03-23",
      "last_synced_at": "2026-09-29T05:26:56.518Z",
      "location_count": 15,
      "location_summary": "Los Angeles, California • San Francisco, California • Aurora, Colorado + 10 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03663335"
    },
    {
      "nct_id": "NCT02061800",
      "title": "CD34+ (Malignant) Stem Cell Selection for Patients Receiving Allogenic Stem Cell Transplant",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Chronic Myeloid Leukemia (CML)",
        "Acute Myelogenous Leukemia (AML)",
        "Myelodysplastic Syndrome (MDS)",
        "Juvenile Myelomonocytic Leukemia (JMML)",
        "Acute Lymphoblastic Leukemia (ALL)",
        "Lymphoma (Hodgkin's and Non-Hodgkin's)"
      ],
      "interventions": [
        {
          "name": "CliniMACS CD34+ Reagent System",
          "type": "DEVICE"
        },
        {
          "name": "Thiotepa",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Alemtuzumab",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Methylprednisolone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Diane George",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "22 Years",
        "sex": "ALL",
        "summary": "Up to 22 Years"
      },
      "enrollment_count": 14,
      "start_date": "2013-06-03",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2024-06-04",
      "last_synced_at": "2026-09-29T05:26:56.518Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02061800"
    },
    {
      "nct_id": "NCT03959241",
      "title": "TAC/MTX vs. TAC/MMF/PTCY for Prevention of Graft-versus-Host Disease and Microbiome and Immune Reconstitution Study (BMT CTN 1703/1801)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acute Leukemia",
        "Chronic Myelogenous Leukemia (CML)",
        "Myelodysplasia",
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "Mobilized Peripheral Blood Stem Cell graft with Tacrolimus/Methotrexate",
          "type": "PROCEDURE"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Mobilized Peripheral Blood Stem Cell graft with Tacrolimus/Mycophenolate Mofetil/Post-Transplant Cyclophosphamide",
          "type": "PROCEDURE"
        },
        {
          "name": "Mycophenolate Mofetil",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 431,
      "start_date": "2019-06-25",
      "completion_date": "2022-09-19",
      "has_results": true,
      "last_update_posted_date": "2024-04-04",
      "last_synced_at": "2026-09-29T05:26:56.518Z",
      "location_count": 39,
      "location_summary": "Birmingham, Alabama • Duarte, California • San Francisco, California + 30 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03959241"
    },
    {
      "nct_id": "NCT02661035",
      "title": "Allo HSCT Using RIC for Hematological Diseases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Myelogenous Leukemia",
        "Acute Lymphocytic Leukemia",
        "Chronic Myelogenous Leukemia",
        "Plasma Cell Leukemia",
        "Myelodysplastic Syndromes",
        "Chronic Lymphocytic Leukemia",
        "Small Lymphocytic Lymphoma",
        "B-Cell Lymphoma",
        "Follicular Lymphoma",
        "Lymphoplasmacytic Lymphoma",
        "Mantle-Cell Lymphoma",
        "Prolymphocytic Leukemia",
        "Lymphoblastic Lymphoma",
        "Burkitt's Lymphoma",
        "Non-Hodgkin's Lymphoma",
        "Multiple Myeloma",
        "Myeloproliferative Syndromes",
        "Hematological Diseases"
      ],
      "interventions": [
        {
          "name": "Allopurinol",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "ATG",
          "type": "DRUG"
        },
        {
          "name": "TBI",
          "type": "RADIATION"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "MMF",
          "type": "DRUG"
        },
        {
          "name": "Peripheral Blood Stem Cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Related or Unrelated Bone Marrow Cells",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "BIOLOGICAL"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "Up to 75 Years"
      },
      "enrollment_count": 156,
      "start_date": "2017-03-09",
      "completion_date": "2023-05-29",
      "has_results": false,
      "last_update_posted_date": "2023-09-21",
      "last_synced_at": "2026-09-29T05:26:56.518Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02661035"
    },
    {
      "nct_id": "NCT00801931",
      "title": "Double Cord Blood Transplant for Patients With Malignant and Non-malignant Disorders",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Leukemia",
        "Lymphoma",
        "Neuroblastoma",
        "Immunodeficiencies",
        "Anemia"
      ],
      "interventions": [
        {
          "name": "Alemtuzumab",
          "type": "DRUG"
        },
        {
          "name": "Total Body Irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "Phenytoin",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Horse Antithymocyte Globulin",
          "type": "DRUG"
        },
        {
          "name": "Rabbit Antithymocyte Globulin",
          "type": "DRUG"
        },
        {
          "name": "Thiotepa",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "Up to 30 Years"
      },
      "enrollment_count": 1,
      "start_date": "2007-09-06",
      "completion_date": "2009-05-05",
      "has_results": true,
      "last_update_posted_date": "2019-03-27",
      "last_synced_at": "2026-09-29T05:26:56.518Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00801931"
    },
    {
      "nct_id": "NCT01597778",
      "title": "Double Cord Versus Haploidentical (BMT CTN 1101)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acute Lymphocytic Leukemia",
        "Acute Myelogenous Leukemia",
        "Burkitt's Lymphoma",
        "Follicular Lymphoma",
        "Hodgkin Lymphoma",
        "Mantle Cell Lymphoma",
        "Non-Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "Haploidentical Bone Marrow Transplant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Double Umbilical Cord Blood Transplant",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Medical College of Wisconsin",
      "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": 368,
      "start_date": "2012-06",
      "completion_date": "2020-09-11",
      "has_results": true,
      "last_update_posted_date": "2021-12-01",
      "last_synced_at": "2026-09-29T05:26:56.518Z",
      "location_count": 39,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Duarte, California + 32 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01597778"
    },
    {
      "nct_id": "NCT00999258",
      "title": "Impact of Conversion From Tacrolimus to Sirolimus in African American Renal Transplant Recipients",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Glomerular Filtration Rate",
        "Chronic Allograft Nephropathy"
      ],
      "interventions": [
        {
          "name": "sirolimus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Temple University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2009-09",
      "completion_date": "2011-06",
      "has_results": false,
      "last_update_posted_date": "2009-10-21",
      "last_synced_at": "2026-09-29T05:26:56.518Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00999258"
    },
    {
      "nct_id": "NCT02088931",
      "title": "Treg Adoptive Therapy for Subclinical Inflammation in Kidney Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Late Complication From Kidney Transplant"
      ],
      "interventions": [
        {
          "name": "Treg infusion",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 3,
      "start_date": "2014-03",
      "completion_date": "2016-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-07-13",
      "last_synced_at": "2026-09-29T05:26:56.518Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02088931"
    }
  ]
}