{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?nctId=NCT03421730",
    "query": {
      "nctId": "NCT03421730"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T05:39:11.707Z",
  "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": "NCT03421730",
      "title": "A Study of the Pharmacokinetics, Safety and Tolerability of Single Doses of VR647 Inhalation Suspension Administered Using the VR647 Inhalation System in Children With Wheezing, Reactive Airway Disease or Mild Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Wheezing",
        "Reactive Airway Disease",
        "Mild Asthma"
      ],
      "interventions": [
        {
          "name": "VR647 Inhalation Suspension (budesonide) 1 mg/2 mL delivered by the VR647 Inhalation System",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "1 mg/2 mL Pulmicort Respules delivered by a conventional jet nebulizer",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Vectura Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "8 Years",
        "sex": "ALL",
        "summary": "4 Years to 8 Years"
      },
      "enrollment_count": 17,
      "start_date": "2017-12-18",
      "completion_date": "2018-03-27",
      "has_results": true,
      "last_update_posted_date": "2019-10-21",
      "last_synced_at": "2026-09-08T05:39:11.707Z",
      "location_count": 3,
      "location_summary": "Colorado Springs, Colorado • Raleigh, North Carolina • Tulsa, Oklahoma",
      "locations": [
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        },
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03421730"
    }
  ]
}