Clinicaltrialsgov Mcp Server

Connect Remote server

claude mcp add --transport http clinicaltrialsgov-mcp-server https://clinicaltrials.caseyjhand.com/mcp

{
  "mcpServers": {
    "clinicaltrialsgov-mcp-server": {
      "url": "https://clinicaltrials.caseyjhand.com/mcp"
    }
  }
}

{
  "servers": {
    "clinicaltrialsgov-mcp-server": {
      "type": "http",
      "url": "https://clinicaltrials.caseyjhand.com/mcp"
    }
  }
}

Settings > Connectors > Add custom connector
URL: https://clinicaltrials.caseyjhand.com/mcp

Tools 7 found in our last check

• clinicaltrials_search_studies

  Search for clinical trial studies from ClinicalTrials.gov. Supports full-text and field-specific queries, status/phase/geographic filters, pagination, sorting, and field selection. Returns a compact per-study index by default; pass the fields parameter to get specific leaves at…

• clinicaltrials_get_study_record

  Fetch a single clinical trial study by NCT ID from ClinicalTrials.gov. Returns the full study record including protocol details, eligibility criteria, outcomes, arms, interventions, contacts, and locations. Optional locationLimit / outcomeLimit / referenceLimit / nearLocation pa…

• clinicaltrials_get_study_count

  Get total clinical trial study count from ClinicalTrials.gov matching a query, without fetching study data. Fast and lightweight. Use for quick statistics or to build breakdowns by calling multiple times with different filters (e.g., count by phase, count by status, count recrui…

• clinicaltrials_get_field_values

  Discover valid values for ClinicalTrials.gov fields with study counts per value. Use to explore available filter options before building a search — e.g., valid OverallStatus, Phase, InterventionType, StudyType, or LeadSponsorClass values.

• clinicaltrials_get_field_definitions

  Resolve valid field names from the ClinicalTrials.gov data model — the canonical PascalCase identifiers (OverallStatus, EnrollmentCount, LeadSponsorName) the other tools take. Every piece works in clinicaltrials_search_studies `fields`; a leaf piece (sourceType other than STRUCT…

• clinicaltrials_get_study_results

  Fetch clinical trial results data from ClinicalTrials.gov for completed studies — outcome measures with statistics, adverse events, participant flow, baseline characteristics, and results metadata (limitations & caveats, certain-agreement disclosure restrictions, results point o…

• clinicaltrials_find_eligible

  Find candidate clinical trials for a patient profile. Provide age, sex, conditions, and location to get studies with their demographic limits, contact information, and recruiting locations. Candidates are matched on age, sex, location, recruitment status, and ClinicalTrials.gov'…

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