clinicaltrials_get_study

Retrieve detailed or summarized clinical study data from ClinicalTrials.gov by specifying NCT IDs. Supports custom fields and markup formats for tailored responses.

Instructions

Fetches one or more clinical studies from ClinicalTrials.gov by their NCT IDs. Returns either complete study data or concise summaries for each.

Input Schema

Name	Required	Description	Default
`fields`	No	An optional list of specific top-level fields to include in the response. If omitted, all fields are returned.
`markupFormat`	No	Specifies the format for rich text fields in the response. Defaults to 'markdown'.	markdown
`nctIds`	Yes	A single NCT ID or an array of up to 5 NCT IDs. Each must follow the format 'NCT' followed by 8 digits (e.g., 'NCT12345678').
`summaryOnly`	No	If true, returns a condensed summary of the study instead of the full data. Defaults to false.

Input Schema (JSON Schema)

{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "additionalProperties": false,
  "properties": {
    "fields": {
      "description": "An optional list of specific top-level fields to include in the response. If omitted, all fields are returned.",
      "items": {
        "type": "string"
      },
      "type": "array"
    },
    "markupFormat": {
      "default": "markdown",
      "description": "Specifies the format for rich text fields in the response. Defaults to 'markdown'.",
      "enum": [
        "markdown",
        "legacy"
      ],
      "type": "string"
    },
    "nctIds": {
      "anyOf": [
        {
          "pattern": "^[Nn][Cc][Tt]\\d+$",
          "type": "string"
        },
        {
          "items": {
            "pattern": "^[Nn][Cc][Tt]\\d+$",
            "type": "string"
          },
          "maxItems": 5,
          "minItems": 1,
          "type": "array"
        }
      ],
      "description": "A single NCT ID or an array of up to 5 NCT IDs. Each must follow the format 'NCT' followed by 8 digits (e.g., 'NCT12345678')."
    },
    "summaryOnly": {
      "default": false,
      "description": "If true, returns a condensed summary of the study instead of the full data. Defaults to false.",
      "type": "boolean"
    }
  },
  "required": [
    "nctIds"
  ],
  "type": "object"
}

ClinicalTrials.gov MCP Server

clinicaltrials_get_study

Instructions

Input Schema

Input Schema (JSON Schema)

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