{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Phenazopyridine",
    "query": {
      "intervention": "Phenazopyridine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 19,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Phenazopyridine&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T23:01:18.169Z",
  "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": "NCT04102566",
      "title": "Optimizing Pain Control in Transurethral Resection of the Prostate",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain",
        "BPH With Urinary Obstruction",
        "BPH With Urinary Obstruction With Other Lower Urinary Tract Symptoms"
      ],
      "interventions": [
        {
          "name": "Ibuprofen 600 mg",
          "type": "DRUG"
        },
        {
          "name": "Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Benaroya Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 50,
      "start_date": "2017-12-08",
      "completion_date": "2019-12-01",
      "has_results": false,
      "last_update_posted_date": "2019-09-27",
      "last_synced_at": "2026-09-02T23:01:18.169Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04102566"
    },
    {
      "nct_id": "NCT03005977",
      "title": "Identifying Stress Urinary Incontinence in Women With Pelvic Organ Prolapse",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress Urinary Incontinence",
        "Pelvic Organ Prolapse"
      ],
      "interventions": [
        {
          "name": "Urodynamics",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 100,
      "start_date": "2017-02-15",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-04-07",
      "last_synced_at": "2026-09-02T23:01:18.169Z",
      "location_count": 1,
      "location_summary": "Weston, Florida",
      "locations": [
        {
          "city": "Weston",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03005977"
    },
    {
      "nct_id": "NCT02476448",
      "title": "Evaluation of Ureteral Jets on Cystoscopy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Injury of Ureter"
      ],
      "interventions": [
        {
          "name": "Normal saline",
          "type": "DRUG"
        },
        {
          "name": "Phenazopyridine",
          "type": "DRUG"
        },
        {
          "name": "Dextrose 10%",
          "type": "DRUG"
        },
        {
          "name": "Sodium Fluorescein",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cecilia Calvo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 176,
      "start_date": "2015-02",
      "completion_date": "2016-07",
      "has_results": true,
      "last_update_posted_date": "2019-10-23",
      "last_synced_at": "2026-09-02T23:01:18.169Z",
      "location_count": 1,
      "location_summary": "Weston, Florida",
      "locations": [
        {
          "city": "Weston",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02476448"
    },
    {
      "nct_id": "NCT02757417",
      "title": "Intravenous Sodium Fluorescein Versus Oral Phenazopyridine for Ureteral Patency",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ureteral Injury"
      ],
      "interventions": [
        {
          "name": "sodium fluorescein",
          "type": "DRUG"
        },
        {
          "name": "phenazopyridine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University Hospitals Cleveland Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2016-07",
      "completion_date": "2019-12",
      "has_results": false,
      "last_update_posted_date": "2022-05-06",
      "last_synced_at": "2026-09-02T23:01:18.169Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02757417"
    },
    {
      "nct_id": "NCT06577493",
      "title": "Effectiveness of Phenazopyridine for Pain Following Urodynamics",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain After Urodynamic Testing"
      ],
      "interventions": [
        {
          "name": "Phenazopyridine Hydrochloride 99.5 MG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of South Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 99 Years · Female only"
      },
      "enrollment_count": 66,
      "start_date": "2024-12-17",
      "completion_date": "2026-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-09-02T23:01:18.169Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06577493"
    },
    {
      "nct_id": "NCT05100017",
      "title": "Methocarbamol vs Oxybutynin for Management of Pain and Discomfort S/P Ureteroscopy Procedure",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Calculi",
        "Kidney Diseases",
        "Nephrolithiasis",
        "Urolithiasis",
        "Ureteral Diseases",
        "Ureteral Calculi"
      ],
      "interventions": [
        {
          "name": "Methocarbamol",
          "type": "DRUG"
        },
        {
          "name": "Oxybutynin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern 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": 126,
      "start_date": "2021-09-30",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-30",
      "last_synced_at": "2026-09-02T23:01:18.169Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05100017"
    },
    {
      "nct_id": "NCT02380573",
      "title": "Effects of Methylene Blue in Healthy Aging, Mild Cognitive Impairment and Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Mild Cognitive Impairment",
        "MCI",
        "Aging",
        "Alzheimer's Disease",
        "AD"
      ],
      "interventions": [
        {
          "name": "Methylene Blue",
          "type": "DRUG"
        },
        {
          "name": "FD&C Blue # 2",
          "type": "DRUG"
        },
        {
          "name": "Phenazopyridine hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center at San Antonio",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "45 Years to 89 Years"
      },
      "enrollment_count": 117,
      "start_date": "2015-07",
      "completion_date": "2023-07",
      "has_results": true,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-09-02T23:01:18.169Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02380573"
    },
    {
      "nct_id": "NCT02806713",
      "title": "The Effect of Oral PhenazopyrIdine on Perioperative Voiding After Mid-urethral sliNg (EPIPhANy Study)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dysfunctional Voiding",
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Phenazopyridine",
          "type": "DRUG"
        },
        {
          "name": "no Phenazopyridine",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 92,
      "start_date": "2016-02",
      "completion_date": "2017-08",
      "has_results": true,
      "last_update_posted_date": "2019-02-05",
      "last_synced_at": "2026-09-02T23:01:18.169Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02806713"
    },
    {
      "nct_id": "NCT02677623",
      "title": "Evaluation of Ureteral Patency in the Post-indigo Carmine Era",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Ureteral Patency"
      ],
      "interventions": [
        {
          "name": "Pyridium",
          "type": "DRUG"
        },
        {
          "name": "Sodium Fluorescein",
          "type": "DRUG"
        },
        {
          "name": "Mannitol",
          "type": "DRUG"
        },
        {
          "name": "Normal Saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 140,
      "start_date": "2015-03",
      "completion_date": "2016-08",
      "has_results": true,
      "last_update_posted_date": "2019-05-30",
      "last_synced_at": "2026-09-02T23:01:18.169Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02677623"
    },
    {
      "nct_id": "NCT01064024",
      "title": "Evaluate the Safety and Efficacy of Phenazopyridine Hydrochloride Tablets, USP 200 mg vs. Placebo",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain",
        "Urinary Tract Infections"
      ],
      "interventions": [
        {
          "name": "Phenazopyridine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amneal Pharmaceuticals, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 233,
      "start_date": "2009-12",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2013-01-29",
      "last_synced_at": "2026-09-02T23:01:18.169Z",
      "location_count": 1,
      "location_summary": "Totowa, New Jersey",
      "locations": [
        {
          "city": "Totowa",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01064024"
    }
  ]
}