{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Phenylephrine&page=9",
    "query": {
      "intervention": "Phenylephrine",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 252,
    "total_pages": 26,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Phenylephrine&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Phenylephrine&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T06:16:50.425Z",
  "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": "NCT00603720",
      "title": "Role of Nitric Oxide in the Impact of Aging on Myocardial Remodeling",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "L-NAME",
          "type": "DRUG"
        },
        {
          "name": "L-Arginine",
          "type": "DRUG"
        },
        {
          "name": "Phenylephrine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 54,
      "start_date": "2005-09",
      "completion_date": "2008-06",
      "has_results": true,
      "last_update_posted_date": "2018-09-12",
      "last_synced_at": "2026-10-19T06:16:50.425Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00603720"
    },
    {
      "nct_id": "NCT00458003",
      "title": "Phenylephrine in Spinal Anesthesia in Preeclamptic Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Preeclampsia",
        "Hypotension"
      ],
      "interventions": [
        {
          "name": "Ephedrine",
          "type": "DRUG"
        },
        {
          "name": "Phenylephrine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 60 Years · Female only"
      },
      "enrollment_count": 110,
      "start_date": "2006-07",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2022-06-02",
      "last_synced_at": "2026-10-19T06:16:50.425Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00458003"
    },
    {
      "nct_id": "NCT00223691",
      "title": "Treatment of Orthostatic Hypotension in Autonomic Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Autonomic Failure",
        "Orthostatic Hypotension"
      ],
      "interventions": [
        {
          "name": "Atomoxetine",
          "type": "DRUG"
        },
        {
          "name": "Acarbose",
          "type": "DRUG"
        },
        {
          "name": "Pyridostigmine Bromide",
          "type": "DRUG"
        },
        {
          "name": "Yohimbine",
          "type": "DRUG"
        },
        {
          "name": "Midodrine HCl",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "Modafinil",
          "type": "DRUG"
        },
        {
          "name": "Octreotide",
          "type": "DRUG"
        },
        {
          "name": "water intake",
          "type": "OTHER"
        },
        {
          "name": "Diphenhydramine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Ranitidine HCL",
          "type": "DRUG"
        },
        {
          "name": "Tranylcypromine",
          "type": "DRUG"
        },
        {
          "name": "Ergotamine/ Caffeine",
          "type": "DRUG"
        },
        {
          "name": "Celecoxib",
          "type": "DRUG"
        },
        {
          "name": "Pseudoephedrine",
          "type": "DRUG"
        },
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        },
        {
          "name": "Indomethacin",
          "type": "DRUG"
        },
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Oxymetazoline 0.05% nasal solution",
          "type": "DRUG"
        },
        {
          "name": "Bovril",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Acetazolamide",
          "type": "DRUG"
        },
        {
          "name": "Rivastigmine tartrate",
          "type": "DRUG"
        },
        {
          "name": "Carbidopa/levodopa",
          "type": "DRUG"
        },
        {
          "name": "Inflatable abdominal binder",
          "type": "DEVICE"
        },
        {
          "name": "inflatable abdominal binder (sham)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DIETARY_SUPPLEMENT",
        "DEVICE"
      ],
      "sponsor": "Vanderbilt University",
      "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": 389,
      "start_date": "2002-03",
      "completion_date": "2017-01",
      "has_results": false,
      "last_update_posted_date": "2017-01-18",
      "last_synced_at": "2026-10-19T06:16:50.425Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00223691"
    },
    {
      "nct_id": "NCT05195931",
      "title": "Cardiac Output in Heart Failure Patients With Mechanical Pumps",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure, Systolic",
        "Mechanical Circulatory Support",
        "Cardiovascular Hemodynamics"
      ],
      "interventions": [
        {
          "name": "preload challenge",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "afterload challenge",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "contractility assessment",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 7,
      "start_date": "2021-06-08",
      "completion_date": "2022-08-25",
      "has_results": false,
      "last_update_posted_date": "2023-05-19",
      "last_synced_at": "2026-10-19T06:16:50.425Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05195931"
    },
    {
      "nct_id": "NCT01986283",
      "title": "Abuse Potential Study of PF-00345439",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Opioid Users"
      ],
      "interventions": [
        {
          "name": "Capsule",
          "type": "DRUG"
        },
        {
          "name": "PF-00345439",
          "type": "DRUG"
        },
        {
          "name": "oxycodone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pain Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 67,
      "start_date": "2013-11",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2016-04-04",
      "last_synced_at": "2026-10-19T06:16:50.425Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01986283"
    },
    {
      "nct_id": "NCT02457806",
      "title": "Comparison of Anesthetic Efficacy of Bilateral and Unillateral Application of Kovacaine Mist in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Anesthesia"
      ],
      "interventions": [
        {
          "name": "Tetracaine HCl 3% and Oxymetazoline HCl 0.05%",
          "type": "DRUG"
        },
        {
          "name": "Placebo spray",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "St. Renatus, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2011-08",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2016-11-10",
      "last_synced_at": "2026-10-19T06:16:50.425Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02457806"
    },
    {
      "nct_id": "NCT05630274",
      "title": "A Study of Effect of Selpercatinib (LY3527723) on Corrected QT (QTc) Interval in Healthy Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Selpercatinib",
          "type": "DRUG"
        },
        {
          "name": "Moxifloxacin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 32,
      "start_date": "2019-04-16",
      "completion_date": "2019-06-21",
      "has_results": true,
      "last_update_posted_date": "2025-09-18",
      "last_synced_at": "2026-10-19T06:16:50.425Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05630274"
    },
    {
      "nct_id": "NCT04795479",
      "title": "T/QT Study to Investigate the Effect of Relacorilant on Cardiac Repolarization in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Relacorilant",
          "type": "DRUG"
        },
        {
          "name": "Placebo to relacorilant",
          "type": "DRUG"
        },
        {
          "name": "Moxifloxacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Corcept Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 36,
      "start_date": "2021-01-22",
      "completion_date": "2021-07-13",
      "has_results": false,
      "last_update_posted_date": "2021-09-14",
      "last_synced_at": "2026-10-19T06:16:50.425Z",
      "location_count": 1,
      "location_summary": "Springfield, Missouri",
      "locations": [
        {
          "city": "Springfield",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04795479"
    },
    {
      "nct_id": "NCT04626414",
      "title": "Four-Way Crossover Study to Compare Ferric Maltol Capsules and Oral Suspension in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Anemia, Iron Deficiency"
      ],
      "interventions": [
        {
          "name": "Ferric maltol capsule",
          "type": "DRUG"
        },
        {
          "name": "Ferric maltol suspension",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shield Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 32,
      "start_date": "2020-09-28",
      "completion_date": "2020-11-13",
      "has_results": true,
      "last_update_posted_date": "2025-08-24",
      "last_synced_at": "2026-10-19T06:16:50.425Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04626414"
    },
    {
      "nct_id": "NCT00584662",
      "title": "Oxymetazoline Hydrochloride in Combination With Nasal Glucocorticosteroid for Perennial Allergic and Non-allergic Rhinitis in Subjects With Persistent Nasal Congestion",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Oxymetazoline Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of South Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2005-01",
      "completion_date": "2010-03",
      "has_results": false,
      "last_update_posted_date": "2012-06-28",
      "last_synced_at": "2026-10-19T06:16:50.425Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00584662"
    }
  ]
}