{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PRT-201",
    "query": {
      "intervention": "PRT-201"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 8,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T18:30:44.295Z",
  "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": "NCT00679991",
      "title": "A Phase 1-2 Study of PRT-201 Administered in Chronic Kidney Disease (CKD) Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "PRT-201",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Proteon Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2008-11",
      "completion_date": "2011-07",
      "has_results": false,
      "last_update_posted_date": "2015-04-30",
      "last_synced_at": "2026-09-02T18:30:44.295Z",
      "location_count": 11,
      "location_summary": "Indianapolis, Indiana • Iowa City, Iowa • Portland, Maine + 8 more",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Portland",
          "state": "Maine"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Springfield",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00679991"
    },
    {
      "nct_id": "NCT02956993",
      "title": "Safety/Feasibility of Vonapanitase Following Angioplasty for Patients With Peripheral Artery Disease (PAD) Below the Knee (BTK)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Peripheral Artery Disease"
      ],
      "interventions": [
        {
          "name": "vonapanitase",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Proteon Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 29,
      "start_date": "2016-11",
      "completion_date": "2019-04-30",
      "has_results": false,
      "last_update_posted_date": "2019-05-02",
      "last_synced_at": "2026-09-02T18:30:44.295Z",
      "location_count": 9,
      "location_summary": "Long Beach, California • Denver, Colorado • Gainesville, Florida + 5 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02956993"
    },
    {
      "nct_id": "NCT02110901",
      "title": "A Study of PRT-201 Administered Immediately After Radiocephalic Arteriovenous Fistula(AVF) Creation in Patients With Chronic Kidney Disease (CKD) (PATENCY-1)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "PRT-201",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Proteon Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 349,
      "start_date": "2014-07",
      "completion_date": "2018-12",
      "has_results": true,
      "last_update_posted_date": "2019-07-09",
      "last_synced_at": "2026-09-02T18:30:44.295Z",
      "location_count": 35,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 29 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Laguna Hills",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02110901"
    },
    {
      "nct_id": "NCT01305824",
      "title": "A Study of PRT-201 Administered Immediately After Arteriovenous Fistula Creation in Patients With Chronic Kidney Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "PRT-201",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Proteon Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 151,
      "start_date": "2011-03",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2015-04-30",
      "last_synced_at": "2026-09-02T18:30:44.295Z",
      "location_count": 23,
      "location_summary": "San Diego, California • San Francisco, California • Chicago, Illinois + 18 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01305824"
    },
    {
      "nct_id": "NCT02414841",
      "title": "A Study of Vonapanitase (PRT-201) Administered Immediately After Radiocephalic Arteriovenous Fistula(AVF) Creation in Patients With Chronic Kidney Disease (CKD) (PATENCY-2)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Vonapanitase",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Proteon Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 696,
      "start_date": "2015-08",
      "completion_date": "2019-05-01",
      "has_results": true,
      "last_update_posted_date": "2019-08-13",
      "last_synced_at": "2026-09-02T18:30:44.295Z",
      "location_count": 36,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 30 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02414841"
    },
    {
      "nct_id": "NCT02953496",
      "title": "Safety/ Feasibility of Percutaneous Administration of Vonapanitase as Monotherapy for Peripheral Artery Disease (PAD) of the SFA and Popliteal Arteries",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Peripheral Artery Disease"
      ],
      "interventions": [
        {
          "name": "vonapanitase",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Proteon Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 0,
      "start_date": null,
      "completion_date": "2019-04-30",
      "has_results": false,
      "last_update_posted_date": "2019-05-02",
      "last_synced_at": "2026-09-02T18:30:44.295Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02953496"
    },
    {
      "nct_id": "NCT01616290",
      "title": "Pilot Study of PRT-201 Following Angioplasty in Patients With Peripheral Artery Disease (PAD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Peripheral Artery Disease"
      ],
      "interventions": [
        {
          "name": "PRT-201",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Proteon Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2012-10",
      "completion_date": "2015-07",
      "has_results": false,
      "last_update_posted_date": "2015-08-11",
      "last_synced_at": "2026-09-02T18:30:44.295Z",
      "location_count": 2,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01616290"
    },
    {
      "nct_id": "NCT01001351",
      "title": "A Study of PRT-201 Administered After Arteriovenous Graft (AVG) Creation in Patients With Chronic Kidney Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "PRT-201",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Proteon Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 89,
      "start_date": "2009-09",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2015-04-30",
      "last_synced_at": "2026-09-02T18:30:44.295Z",
      "location_count": 16,
      "location_summary": "Fresno, California • San Diego, California • Washington D.C., District of Columbia + 13 more",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Fort Wayne",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01001351"
    }
  ]
}