NLM RxNorm (Drug Database) MCP Server for Claude CodeGive Claude Code instant access to 21 tools to Find Related Ndcs, Find Rxcui By Id, Find Rxcui By String, and more

Connect your AI agent to the National Library of Medicine (NLM) RxNorm database. This server provides comprehensive access to standardized drug nomenclature and relationships, allowing for precise identification and analysis of pharmaceutical products.

Claude Code registers NLM RxNorm (Drug Database) as an MCP server in a single terminal command. Once connected, Claude Code discovers all 21 tools at runtime and can call them headlessly. ideal for CI/CD pipelines, cron jobs, and automated workflows where NLM RxNorm (Drug Database) data drives decisions without human intervention.

What you can do

• Drug Search — Find RxNorm Concept Unique Identifiers (RxCUIs) by name, identifier (NDC, ATC, SNOMEDCT), or approximate matching using find_rxcui_by_string and find_rxcui_by_id.
• Property Inspection — Retrieve detailed drug properties, including names, synonyms, and attributes categorized by source via get_all_properties.
• Relationship Mapping — Explore related concepts and term types (TTY) to understand drug hierarchies and ingredients using get_all_related_info.
• Spelling Correction — Get suggestions for misspelled drug names to ensure accurate queries with get_spelling_suggestions.
• NDC & Identifier Lookup — Map external codes to RxNorm standards for interoperability.

The NLM RxNorm (Drug Database) MCP Server exposes 21 tools through the Vinkius. Connect it to Claude Code in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.