{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=substance+P&page=2",
    "query": {
      "intervention": "substance P",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=substance+P&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-23T21:36:36.940Z",
  "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": "NCT05109689",
      "title": "A Randomized Controlled Trial of ACT-P Versus T4C for Community Reentry",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Criminal Behavior",
        "Violence"
      ],
      "interventions": [
        {
          "name": "ACT-P",
          "type": "BEHAVIORAL"
        },
        {
          "name": "T4C",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Iowa State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 400,
      "start_date": "2022-02-21",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2024-12-30",
      "last_synced_at": "2026-09-23T21:36:36.940Z",
      "location_count": 1,
      "location_summary": "Fort Dodge, Iowa",
      "locations": [
        {
          "city": "Fort Dodge",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05109689"
    },
    {
      "nct_id": "NCT05532683",
      "title": "Feasibility Trial of a Lifestyle Intervention for CHR-P",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prodromal Schizophrenia",
        "Psychosis",
        "Psychological Disorder",
        "Psychological Stress"
      ],
      "interventions": [
        {
          "name": "Health Behaviors Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "13 Years to 17 Years"
      },
      "enrollment_count": 9,
      "start_date": "2023-04-04",
      "completion_date": "2024-06-30",
      "has_results": false,
      "last_update_posted_date": "2024-07-25",
      "last_synced_at": "2026-09-23T21:36:36.940Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05532683"
    },
    {
      "nct_id": "NCT04849559",
      "title": "Effects of Tradipitant on Satiation, Gastric Volume, Gastric Accommodation, and Gastric Emptying in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Healthy Volunteer"
      ],
      "interventions": [
        {
          "name": "Tradipitant",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanda Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 27,
      "start_date": "2021-02-01",
      "completion_date": "2021-09-24",
      "has_results": true,
      "last_update_posted_date": "2024-04-16",
      "last_synced_at": "2026-09-23T21:36:36.940Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04849559"
    },
    {
      "nct_id": "NCT01563757",
      "title": "Plastic Bronchitis and Protein Losing Enteropathy in Children With Single Ventricle Physiology",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fontan Physiology Patients With PB or PLE",
        "Fontan Physiology Patients Without PB or PLE"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Months and older"
      },
      "enrollment_count": 20,
      "start_date": "2012-03",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2013-10-29",
      "last_synced_at": "2026-09-23T21:36:36.940Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01563757"
    },
    {
      "nct_id": "NCT04971837",
      "title": "Interaction Between Cannabidiol, Meal Ingestion, and Liver Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolism",
        "Liver Function",
        "Pharmacokinetics"
      ],
      "interventions": [
        {
          "name": "Cannabidiol (CBD) powder formulation",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Cannabidiol (CBD) Oil based tincture formulation",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Cannabidiol (CBD) Gum Arabic, maltodextrin base formulation",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Cannabidiol (CBD) Gum Arabic, sorbitol base formulation",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Cannabidiol (CBD) Isolate in water formulation",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "CBD matching Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Colorado State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2021-05-20",
      "completion_date": "2021-12-09",
      "has_results": true,
      "last_update_posted_date": "2024-11-15",
      "last_synced_at": "2026-09-23T21:36:36.940Z",
      "location_count": 1,
      "location_summary": "Fort Collins, Colorado",
      "locations": [
        {
          "city": "Fort Collins",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04971837"
    },
    {
      "nct_id": "NCT00065936",
      "title": "Self-Injury: Diagnosis and Treatment",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Self-Injurious Behavior",
        "Mental Retardation"
      ],
      "interventions": [
        {
          "name": "Naltrexone hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Transcutaneous sensory nerve stimulation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "4 Years to 25 Years"
      },
      "enrollment_count": 37,
      "start_date": "1997-07",
      "completion_date": "2002-06",
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-09-23T21:36:36.940Z",
      "location_count": 2,
      "location_summary": "Chapel Hill, North Carolina • Morganton, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Morganton",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00065936"
    },
    {
      "nct_id": "NCT04377126",
      "title": "Unacylated Ghrelin to Improve Functioning in PAD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Peripheral Artery Disease"
      ],
      "interventions": [
        {
          "name": "Ghrelin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2020-07-08",
      "completion_date": "2025-01-23",
      "has_results": true,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-09-23T21:36:36.940Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04377126"
    },
    {
      "nct_id": "NCT00383786",
      "title": "Substance P Antagonist in the Treatment of Posttraumatic Stress Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "PTSD"
      ],
      "interventions": [
        {
          "name": "NK1 Antagoist (GR205171)",
          "type": "DRUG"
        },
        {
          "name": "Psychophysiology (Trauma Script)",
          "type": "PROCEDURE"
        },
        {
          "name": "Psychophysiology (Verbal Threat)",
          "type": "PROCEDURE"
        },
        {
          "name": "Psychophysiology (Fear Conditioning)",
          "type": "PROCEDURE"
        },
        {
          "name": "Psychophysiology (Affective Modulation)",
          "type": "PROCEDURE"
        },
        {
          "name": "Psychophysiology (Heart rate variability)",
          "type": "PROCEDURE"
        },
        {
          "name": "Lumbar Puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "24-hour plasma sampling",
          "type": "PROCEDURE"
        },
        {
          "name": "MRI",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 47,
      "start_date": "2006-09",
      "completion_date": "2009-06",
      "has_results": true,
      "last_update_posted_date": "2019-07-31",
      "last_synced_at": "2026-09-23T21:36:36.940Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland • New York, New York",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00383786"
    },
    {
      "nct_id": "NCT04474990",
      "title": "Single-Patient Expanded Access Protocol for Tradipitant In A Single Patient With Gastroparesis",
      "overall_status": "AVAILABLE",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "Gastroparesis",
        "Diabetic Gastroparesis"
      ],
      "interventions": [
        {
          "name": "Tradipitant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanda Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2025-08-24",
      "last_synced_at": "2026-09-23T21:36:36.940Z",
      "location_count": 15,
      "location_summary": "Maitland, Florida • Tampa, Florida • Wauconda, Illinois + 12 more",
      "locations": [
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Wauconda",
          "state": "Illinois"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04474990"
    },
    {
      "nct_id": "NCT00900068",
      "title": "Blood Samples From Patients on a Clinical Trial to CINV During HSCT",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Chronic Myeloproliferative Disorders",
        "Gestational Trophoblastic Tumor",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms",
        "Nausea and Vomiting",
        "Neuroblastoma",
        "Ovarian Cancer",
        "Testicular Germ Cell Tumor"
      ],
      "interventions": [
        {
          "name": "immunoenzyme technique",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "medical chart review",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 9,
      "start_date": "2008-08",
      "completion_date": "2009-10",
      "has_results": false,
      "last_update_posted_date": "2017-05-09",
      "last_synced_at": "2026-09-23T21:36:36.940Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00900068"
    }
  ]
}