INDIVIDUAL MCP TOOL

get_substance

Names, brands, drug classes, the FDA label it is read from, and how many documented interactions it has by severity.

interaction-checker.comnone authenticationAvailability not checked

LIVE ENDPOINT

https://interaction-checker.com/mcp

No auth detected

Connect to this endpoint to inspect the live schema for get_substance and invoke it with your own arguments.

{}

Inferred read-only · medium confidence · heuristic, not a guarantee.

No write-capable action terms were found; this is not proof that invocation has no side effects.

CONNECT WITH APPROVAL

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.interaction-checker]
url = "https://interaction-checker.com/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "interaction-checker": {
      "type": "http",
      "url": "https://interaction-checker.com/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: interaction-checker
Remote MCP URL: https://interaction-checker.com/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "interaction-checker": {
      "url": "https://interaction-checker.com/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "interaction-checker": {
      "type": "http",
      "url": "https://interaction-checker.com/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "interaction-checker",
  "transport": "streamable-http",
  "url": "https://interaction-checker.com/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

check_interactions — Check every pair among 2 to 10 drugs, supplements, foods, or habits for documented interactions.
search_substances — Find drugs, supplements, foods, and habits by generic name, brand, alias, drug class, or plain language (blood thinner, sleeping pill).
get_substance_interactions — Everything a drug, supplement, food, or habit has documented evidence with, most severe first, with links to the pair pages.
get_pill_appearances — What a drug looks like: every tablet and capsule version in its FDA labels (imprint, color, shape, size, score, strength, labeler) with image URLs where a rendering exists.
get_drug_facts — Plain-language overview, sourced facts, claims people make online with their evidence status (unproven, partly supported, disputed, debunked), common misconceptions, and FAQ.
search — Search the interaction database for use as a research source.
fetch — Read one document returned by search, by its id (substance:<id>, pair:<a>-and-<b>, pills:<id>, facts:<id>).