{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Lassa+Fever",
    "query": {
      "condition": "Lassa Fever"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T19:47:11.085Z",
  "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": "NCT07419373",
      "title": "ARN-75039 Lassa Fever Treatment in West Africa",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lassa Fever"
      ],
      "interventions": [
        {
          "name": "ARN-75039 high",
          "type": "DRUG"
        },
        {
          "name": "Intravenous ribavirin",
          "type": "DRUG"
        },
        {
          "name": "ARN-75039 low",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Arisan Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 135,
      "start_date": "2026-02-14",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-06-10T19:47:11.085Z",
      "location_count": 1,
      "location_summary": "Carlsbad, California",
      "locations": [
        {
          "city": "Carlsbad",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07419373"
    },
    {
      "nct_id": "NCT04794218",
      "title": "A Clinical Trial to Evaluate the Safety and Immunogenicity of rVSV∆G-LASV-GPC Vaccine in Adults in Good General Heath",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lassa Fever",
        "Lassa Virus Infection"
      ],
      "interventions": [
        {
          "name": "rVSV∆G-LASV-GPC",
          "type": "DRUG"
        },
        {
          "name": "Placebo/Diluent",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "International AIDS Vaccine Initiative",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "51 Years",
        "sex": "ALL",
        "summary": "18 Years to 51 Years"
      },
      "enrollment_count": 114,
      "start_date": "2021-06-23",
      "completion_date": "2024-03",
      "has_results": false,
      "last_update_posted_date": "2024-01-18",
      "last_synced_at": "2026-06-10T19:47:11.085Z",
      "location_count": 3,
      "location_summary": "Washington D.C., District of Columbia • Honolulu, Hawaii • Brookline, Massachusetts",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        },
        {
          "city": "Brookline",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04794218"
    },
    {
      "nct_id": "NCT03805984",
      "title": "Safety, Tolerability and Immunogenicity of INO-4500 in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lassa Fever"
      ],
      "interventions": [
        {
          "name": "INO-4500",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "CELLECTRA® 2000",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Inovio Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 60,
      "start_date": "2019-05-09",
      "completion_date": "2020-10-21",
      "has_results": false,
      "last_update_posted_date": "2020-11-23",
      "last_synced_at": "2026-06-10T19:47:11.085Z",
      "location_count": 1,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03805984"
    },
    {
      "nct_id": "NCT06546709",
      "title": "DMID 23-0015; Lassa Fever CVD 1000",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lassa Fever"
      ],
      "interventions": [
        {
          "name": "LASSARAB+ aPHAD-SEat 700rU",
          "type": "BIOLOGICAL"
        },
        {
          "name": "HDCV Comparator",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Normal Saline Placebo",
          "type": "OTHER"
        },
        {
          "name": "LASSARAB+ aPHAD-SEat 1400rU",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Wilbur Chen, MD, MS",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 55,
      "start_date": "2025-01-13",
      "completion_date": "2026-05",
      "has_results": false,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-06-10T19:47:11.085Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06546709"
    }
  ]
}