RxNorm Drug Terminology

RxNorm Drug Terminology MCP Connector for Claude

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Universal drug nomenclature intelligence — resolve clinical drug names and codes via AI.

3 tools Official Updated Jun 28, 2026 Official Vinkius Partner

Equip your AI agent with the industry-standard terminology for clinical drugs through the RxNorm MCP server. This integration provides instant access to the Unified Medical Language System (UMLS) and the National Library of Medicine (NLM) databases. Your agent can normalize drug names, retrieve unique RxCUI identifiers, and explore related drug concepts (ingredients, brands, dose forms). Whether you are auditing electronic health records, normalizing medication lists, or researching clinical drug relationships, your agent acts as a dedicated medical terminologist through natural conversation.

What you can do

  • Name Normalization — Resolve ambiguous clinical drug names into standardized RxNorm terminology.
  • Identifier Retrieval — Fetch unique RxCUI codes for any drug concept in the database.
  • Relationship Mapping — Explore links between active ingredients, brand names, and clinical doses.
  • Term Auditing — Summarize and classify medical drug concepts for systematic analysis.

How it works

  1. Subscribe to this server
  2. No API Key required (Public Access)
  3. Start normalizing drug terms from Claude, Cursor, or any MCP-compatible client

Who is this for?

  • Healthcare Software Developers — normalize drug names in medical applications and databases.
  • Clinical Data Scientists — ensure data integrity by mapping drug concepts to standardized codes.
  • Medical Librarians & Researchers — navigate the complex web of pharmaceutical nomenclature.
  • Health Tech Auditors — verify the accuracy of medication records against official terminologies.
clinical-datadrug-nomenclaturesemantic-interoperabilitymedical-codingumls

3 tools expose this connector's capabilities to your AI agent.

get_drug_properties

Get all properties for an RxCUI

get_rxcui_by_name

Get RxCUI for a drug name

get_drug_spelling_suggestions

Get spelling suggestions for a drug name

See how to talk to your AI agent using RxNorm Drug Terminology.

Normalize the drug name 'Tylenol'.

Searching RxNorm... I've resolved 'Tylenol' to several standardized concepts. The primary clinical concept is Acetaminophen (RxCUI: 161). Would you like to see the different dose forms and strengths available?

What is the RxCUI for 'Amoxicillin 500mg capsule'?

Retrieving normalized ID... The specific RxCUI for Amoxicillin 500 MG Oral Capsule is 308182. This identifier can be used for consistent record keeping and clinical data mapping.

Show related drug concepts for 'Lipitor'.

Inspecting related terms... 'Lipitor' is a brand name for the ingredient Atorvastatin (RxCUI: 83367). It is available in various clinical drug components and packs. Would you like a list of all strengths and forms linked to this brand?

RxCUI is the unique RxNorm Concept Unique Identifier. It is a standardized code used to uniquely identify every drug concept in the RxNorm database.

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