MCP server

Rxnorm

io.github.pipeworx-io/rxnorm

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

RxNorm MCP — wraps the NLM RxNav REST API (free, no auth)

Website Source

At a glance

Type

MCP server

Publisher

pipeworx.io (verified by the MCP Registry)

Status

Working at last check

Tools

46

Token cost

About 27,199 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http rxnorm https://gateway.pipeworx.io/rxnorm/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.rxnorm]
url = "https://gateway.pipeworx.io/rxnorm/mcp"

Gemini CLI

{"mcpServers":{"rxnorm":{"httpUrl":"https://gateway.pipeworx.io/rxnorm/mcp"}}}

Cursor

{"mcpServers":{"rxnorm":{"url":"https://gateway.pipeworx.io/rxnorm/mcp"}}}

VS Code

{"servers":{"rxnorm":{"type":"http","url":"https://gateway.pipeworx.io/rxnorm/mcp"}}}

Antigravity

agy mcp add rxnorm https://gateway.pipeworx.io/rxnorm/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"rxnorm","server_url":"https://gateway.pipeworx.io/rxnorm/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"rxnorm","server_url":"https://gateway.pipeworx.io/rxnorm/mcp"}

Tools

• rxnorm_get_properties ~147 tokens
  Get full medication details by RxCUI ID. Returns name, synonyms, term type, language, and status. Use after rxnorm_search to retrieve complete drug information.
• rxnorm_ndc ~261 tokens
  Get the NDC (National Drug Code) identifiers for a drug — the 11-digit US pharmacy codes used for billing, dispensing and inventory. Takes an RxCUI or a plain drug name ("amoxicillin", "Lipitor"). NDCs attach to marketed products rather than to an ingredient, so an ingredient or brand name is expand
• rxnorm_related ~278 tokens
  Find related medications by RxCUI — brands, generics, ingredients, and dose forms. Maps between brand and generic alternatives. Use to compare drug options.
• rxnorm_search ~210 tokens
  Look up a medication's RxCUI and MAP A BRAND DRUG TO ITS GENERIC INGREDIENT (and vice versa) — e.g. Eliquis -> apixaban, Lipitor -> atorvastatin. Search by brand or generic name; returns RxCUI IDs, names, synonyms, and term types (BN=brand, IN=ingredient, SBD=dose form). The right tool for "what is

Browse

• GitHub tools
• GitHub and code hosting
• APIs and testing
• Health and medicine

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