{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Surfactant+Protein+B+Deficiency",
    "query": {
      "condition": "Surfactant Protein B Deficiency"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 3,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T00:19:41.539Z",
  "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": "NCT00828243",
      "title": "Genetic Regulation of Surfactant Deficiency",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Respiratory Distress Syndrome, Newborn"
      ],
      "interventions": [
        {
          "name": "Nutrient",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "6 Months",
        "sex": "ALL",
        "summary": "1 Day to 6 Months"
      },
      "enrollment_count": 525,
      "start_date": "2007-11",
      "completion_date": "2013-03",
      "has_results": false,
      "last_update_posted_date": "2021-06-07",
      "last_synced_at": "2026-07-24T00:19:41.539Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00828243"
    },
    {
      "nct_id": "NCT04056741",
      "title": "Administration of Surfactant Through an Instillation Device Infasurf® (Calfactant) in Neonates- A Pilot Study",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "RDS of Prematurity",
        "Surfactant Protein B Deficiency",
        "Chronic Lung Disease"
      ],
      "interventions": [
        {
          "name": "surfactant airway device",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "ONY",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "24 Weeks",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "24 Weeks and older"
      },
      "enrollment_count": 55,
      "start_date": "2025-02-07",
      "completion_date": "2026-03-12",
      "has_results": false,
      "last_update_posted_date": "2023-11-01",
      "last_synced_at": "2026-07-24T00:19:41.539Z",
      "location_count": 4,
      "location_summary": "San Diego, California • St. Petersburg, Florida • Buffalo, New York + 1 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Jackson",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04056741"
    },
    {
      "nct_id": "NCT00014859",
      "title": "Epidemiology of Surfactant Protein-B Deficiency",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Diseases",
        "Respiratory Distress Syndrome, Newborn",
        "Pulmonary Surfactant",
        "Lung Diseases, Interstitial"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "1 Year",
        "sex": "ALL",
        "summary": "Up to 1 Year"
      },
      "enrollment_count": 5176,
      "start_date": "2001-06-01",
      "completion_date": "2024-04-26",
      "has_results": false,
      "last_update_posted_date": "2024-04-29",
      "last_synced_at": "2026-07-24T00:19:41.539Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00014859"
    }
  ]
}