{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=N-monomethyl-L-arginine&page=2",
    "query": {
      "intervention": "N-monomethyl-L-arginine",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 31,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=N-monomethyl-L-arginine&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=N-monomethyl-L-arginine&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T16:54:41.710Z",
  "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": "NCT00048477",
      "title": "Effects of Nitrite on Blood Vessel Dilation in Normal Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nitric Oxide",
        "Endothelium-Derived Relaxing Factor",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "L-NMMA and Sodium Nitrite",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 42,
      "start_date": "2002-10",
      "completion_date": "2003-11",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-10T16:54:41.710Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00048477"
    },
    {
      "nct_id": "NCT00356265",
      "title": "Alpha-Adrenoceptor Vascular Function In Chronic Kidney Disease Focus On The Role Of Endothelial Nitric Oxide",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Kidney Disease",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Procedure: Regional phenylephrine arterial infusion",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "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": 18,
      "start_date": "2006-07",
      "completion_date": "2010-11",
      "has_results": true,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-10-10T16:54:41.710Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00356265"
    },
    {
      "nct_id": "NCT05660083",
      "title": "Alpelisib/iNOS Inhibitor/Nab-paclitaxel in Patients With HER2 Negative Metaplastic Breast Cancer (MpBC)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HER2-negative Breast Cancer",
        "Metastatic Breast Cancer",
        "Metaplastic Breast Carcinoma",
        "TNBC - Triple-Negative Breast Cancer"
      ],
      "interventions": [
        {
          "name": "L-NMMA",
          "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": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2023-01-12",
      "completion_date": "2028-12-02",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-10-10T16:54:41.710Z",
      "location_count": 3,
      "location_summary": "Bethesda, Maryland • Houston, Texas",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05660083"
    },
    {
      "nct_id": "NCT00685945",
      "title": "Renin-Angiotensin Aldosterone System and Fibrinolysis Interaction in Humans-Specific Aim 3",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Control (bradykinin)",
          "type": "DRUG"
        },
        {
          "name": "L-NMMA + bradykinin",
          "type": "DRUG"
        },
        {
          "name": "Isosorbide + L-NMMA + bradykinin",
          "type": "DRUG"
        },
        {
          "name": "Sildenafil + L-NMMA + bradykinin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 24,
      "start_date": "2007-12",
      "completion_date": "2009-01",
      "has_results": true,
      "last_update_posted_date": "2013-02-25",
      "last_synced_at": "2026-10-10T16:54:41.710Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00685945"
    },
    {
      "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": "2026-10-10T16:54:41.710Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00009581"
    },
    {
      "nct_id": "NCT00580619",
      "title": "Autonomic Nervous System and Chronic Fatigue Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Fatigue Syndrome",
        "Orthostatic Intolerance",
        "Postural Tachycardia Syndrome"
      ],
      "interventions": [
        {
          "name": "Autonomic Function Testing",
          "type": "OTHER"
        },
        {
          "name": "Saline infusions",
          "type": "OTHER"
        },
        {
          "name": "L-NMMA trimethaphan",
          "type": "DRUG"
        },
        {
          "name": "methyldopa",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Vanderbilt University",
      "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": 170,
      "start_date": "2007-04",
      "completion_date": "2017-01",
      "has_results": false,
      "last_update_posted_date": "2017-01-18",
      "last_synced_at": "2026-10-10T16:54:41.710Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00580619"
    },
    {
      "nct_id": "NCT00072826",
      "title": "Atorvastatin Therapy to Improve Endothelial Function in Sickle Cell Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Oxypurinol",
          "type": "DRUG"
        },
        {
          "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": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 44,
      "start_date": "2003-11-04",
      "completion_date": "2007-08-24",
      "has_results": false,
      "last_update_posted_date": "2019-12-12",
      "last_synced_at": "2026-10-10T16:54:41.710Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00072826"
    },
    {
      "nct_id": "NCT00759707",
      "title": "Endothelial Function in Lower Extremity Bypass Grafts",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Arterial Disease"
      ],
      "interventions": [
        {
          "name": "L-N^G monomethyl arginine (L-NMMA)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2006-04",
      "completion_date": "2009-12",
      "has_results": true,
      "last_update_posted_date": "2017-05-16",
      "last_synced_at": "2026-10-10T16:54:41.710Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00759707"
    },
    {
      "nct_id": "NCT03236935",
      "title": "Phase Ib of L-NMMA and Pembrolizumab",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Non-Small Cell Lung Cancer",
        "Malignant Melanoma",
        "Head and Neck Squamous Cell Carcinoma",
        "Classical Hodgkin Lymphoma",
        "Urothelial Carcinoma Bladder",
        "DNA Repair-Deficiency Disorders"
      ],
      "interventions": [
        {
          "name": "L-NMMA",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "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": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2018-08-27",
      "completion_date": "2022-04-22",
      "has_results": true,
      "last_update_posted_date": "2026-04-09",
      "last_synced_at": "2026-10-10T16:54:41.710Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03236935"
    },
    {
      "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": "2026-10-10T16:54:41.710Z",
      "location_count": 1,
      "location_summary": "Hawthorne, New York",
      "locations": [
        {
          "city": "Hawthorne",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01791816"
    }
  ]
}