{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=L-NMMA",
    "query": {
      "intervention": "L-NMMA"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 31,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=L-NMMA&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T21:39:35.025Z",
  "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": "NCT02834403",
      "title": "L-NMMA Plus Taxane Chemotherapy in Refractory Locally Advanced or Metastatic Triple Negative Breast Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Triple Negative Breast Cancer"
      ],
      "interventions": [
        {
          "name": "L-NMMA",
          "type": "DRUG"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Amlodipine",
          "type": "DRUG"
        },
        {
          "name": "Pegfilgrastim",
          "type": "DRUG"
        },
        {
          "name": "Enteric-coated aspirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Methodist Hospital Research Institute",
      "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": 37,
      "start_date": "2016-11",
      "completion_date": "2021-01",
      "has_results": true,
      "last_update_posted_date": "2023-12-15",
      "last_synced_at": "2026-09-03T21:39:35.025Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02834403"
    },
    {
      "nct_id": "NCT01701973",
      "title": "Effect of DPP4 Inhibition on Growth Hormone Secretion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Sitagliptin",
          "type": "DRUG"
        },
        {
          "name": "Pegvisomant",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "L-NMMA",
          "type": "DRUG"
        },
        {
          "name": "Exendin 9-39",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 44,
      "start_date": "2013-01",
      "completion_date": "2017-05",
      "has_results": true,
      "last_update_posted_date": "2018-05-29",
      "last_synced_at": "2026-09-03T21:39:35.025Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01701973"
    },
    {
      "nct_id": "NCT00009581",
      "title": "Nitric Oxide to Improve Blood Flow in Sickle Cell Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Anemia"
      ],
      "interventions": [
        {
          "name": "L-NMMA",
          "type": "DRUG"
        },
        {
          "name": "Acetylcholine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 65,
      "start_date": "2001-01",
      "completion_date": "2003-01",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-09-03T21:39:35.025Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00009581"
    },
    {
      "nct_id": "NCT00166166",
      "title": "Endothelial Hyperpolarization in Humans",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hyperlipidemia"
      ],
      "interventions": [
        {
          "name": "Tetraethylammonium (TEA)",
          "type": "DRUG"
        },
        {
          "name": "L-NG-monomethyl Arginine (L-NMMA)",
          "type": "DRUG"
        },
        {
          "name": "Bradykinin",
          "type": "DRUG"
        },
        {
          "name": "Sodium nitroprusside",
          "type": "DRUG"
        },
        {
          "name": "Acetylcholine",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        },
        {
          "name": "Fluconazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 174,
      "start_date": "2002-07",
      "completion_date": "2013-01",
      "has_results": true,
      "last_update_posted_date": "2018-08-15",
      "last_synced_at": "2026-09-03T21:39:35.025Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00166166"
    },
    {
      "nct_id": "NCT01122407",
      "title": "Pathophysiology of Cardiometabolic Risk Factors in African Americans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Obesity",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "L-NMMA",
          "type": "DRUG"
        },
        {
          "name": "Trimethaphan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 50 Years · Female only"
      },
      "enrollment_count": 34,
      "start_date": "2010-01",
      "completion_date": "2016-11",
      "has_results": false,
      "last_update_posted_date": "2017-01-18",
      "last_synced_at": "2026-09-03T21:39:35.025Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01122407"
    },
    {
      "nct_id": "NCT00327080",
      "title": "Sildenafil to Treat HIV-Associated Pulmonary Hypertension",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HIV"
      ],
      "interventions": [
        {
          "name": "MRI",
          "type": "PROCEDURE"
        },
        {
          "name": "L-NMMA",
          "type": "DRUG"
        },
        {
          "name": "Acetylcholine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2006-05-12",
      "completion_date": "2009-03-18",
      "has_results": false,
      "last_update_posted_date": "2019-12-17",
      "last_synced_at": "2026-09-03T21:39:35.025Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00327080"
    },
    {
      "nct_id": "NCT00690534",
      "title": "Insulin and Sarcopenia in the Elderly",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sarcopenia"
      ],
      "interventions": [
        {
          "name": "Insulin Regular",
          "type": "DRUG"
        },
        {
          "name": "L-NMMA",
          "type": "DRUG"
        },
        {
          "name": "Sodium Nitroprusside",
          "type": "DRUG"
        },
        {
          "name": "mixed meal",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "The University of Texas Medical Branch, Galveston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 88,
      "start_date": "2005-09",
      "completion_date": "2012-08",
      "has_results": false,
      "last_update_posted_date": "2016-12-12",
      "last_synced_at": "2026-09-03T21:39:35.025Z",
      "location_count": 1,
      "location_summary": "Galveston, Texas",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00690534"
    },
    {
      "nct_id": "NCT01791816",
      "title": "Mechanisms of Vasovagal Syncope",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Vasovagal Syncope",
        "Postural Tachycardia Syndrome"
      ],
      "interventions": [
        {
          "name": "Phenylephrine",
          "type": "DRUG"
        },
        {
          "name": "L-Ng-monomethyl Arginine (L-NMMA)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York Medical College",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "14 Years to 29 Years"
      },
      "enrollment_count": 90,
      "start_date": "2013-02",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2025-05-23",
      "last_synced_at": "2026-09-03T21:39:35.025Z",
      "location_count": 1,
      "location_summary": "Hawthorne, New York",
      "locations": [
        {
          "city": "Hawthorne",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01791816"
    },
    {
      "nct_id": "NCT00240058",
      "title": "Pilot Study On The Role Of Nitric Oxide In Alpha 1-Adrenergic Vasoreactivity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Blood Pressure"
      ],
      "interventions": [
        {
          "name": "Regional phenylephrine arterial infusion, Nitric Oxide Clamp",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Crystal A. Gadegbeku",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 22,
      "start_date": "2005-07",
      "completion_date": "2006-06",
      "has_results": false,
      "last_update_posted_date": "2017-06-05",
      "last_synced_at": "2026-09-03T21:39:35.025Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00240058"
    },
    {
      "nct_id": "NCT02966665",
      "title": ": Vascular Function in Health and Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease",
        "Pulmonary Artery Hypertension",
        "Heart Failure",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Maximum Exercise Tests",
          "type": "OTHER"
        },
        {
          "name": "BH4, L-NMMA, Vitamin C, Vitamin E, α-Lipoic Acid and L-Ascorbate",
          "type": "DRUG"
        },
        {
          "name": "BQ-123",
          "type": "DRUG"
        },
        {
          "name": "Fexofenadine, Ranitidine",
          "type": "DRUG"
        },
        {
          "name": "Angiotensin-II, Valsartan",
          "type": "OTHER"
        },
        {
          "name": "Acetylcholine, Sodium Nitroprusside, Angiotensin-II, Norepinephrine, Phentolamine",
          "type": "DRUG"
        },
        {
          "name": "BQ-123, MitoQ, BH4",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Russell Richardson",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 420,
      "start_date": "2008-09",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2025-09-26",
      "last_synced_at": "2026-09-03T21:39:35.025Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02966665"
    }
  ]
}