RxNorm MCP by usefulapi

Install

Pick the AI app you use, then copy the settings.

Passed 4/4 checks · What you ask goes through the maker’s server (rxnorm.usefulapi.io) · ✓ Commands checked Nov 13, 2026

claude mcp add --transport http --scope user rxnorm https://rxnorm.usefulapi.io/mcp

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

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

Which apps can use it

Based on how this server connects and on each app’s own docs, checked Nov 10, 2026.

Connect over the internet in

ClaudeChatGPTGooseLM StudioMsty StudioCherry StudioCursorVS Code + GitHub CopilotVisual StudioWindsurf (Devin Desktop)ZedKiroClineContinueJetBrains AI AssistantClaude CodeCodex CLIGemini CLIOpenCodenodecodeWarpLibreChatOpen WebUIRaycast

All apps, with pros and cons →

What it can do

Tool names and descriptions exactly as the server reported them on Nov 9, 2026. The maker wrote them, not us; we show them as plain text.

• rxnorm_find_rxcui_by_name

  Find RxNorm concept IDs (RxCUIs) matching a drug name string. RxNav REST: GET /rxcui.

• rxnorm_get_drugs

  Search drug products (all term types) matching a name, grouped by concept type. RxNav REST: GET /drugs.

• rxnorm_get_concept_properties

  Get the RxNorm properties (name, synonym, tty, language, suppress, umlscui) of a concept. RxNav REST: GET /rxcui/{rxcui}/properties.

• rxnorm_get_related_by_type

  Get concepts related to a concept, restricted to the specified term types. RxNav REST: GET /rxcui/{rxcui}/related.

• rxnorm_get_all_related

  Get every concept directly or indirectly related to a concept (all term types). RxNav REST: GET /rxcui/{rxcui}/allrelated.

• rxnorm_get_ndcs

  Get the NDCs (National Drug Codes) associated with a concept. RxNav REST: GET /rxcui/{rxcui}/ndcs.

• rxnorm_get_history_status

  Get the status, history and attributes of a concept (active, remapped, quantified, etc). RxNav REST: GET /rxcui/{rxcui}/historystatus.

• rxnorm_get_property

  Get a named property (category, name, value) of a concept, e.g. ATC code or a synonym. RxNav REST: GET /rxcui/{rxcui}/property.

• rxnorm_get_spelling_suggestions

  Get spelling suggestions for a possibly-misspelled drug name. RxNav REST: GET /spellingsuggestions.

• rxnorm_get_approximate_match

  Fuzzy match a term against RxNorm names — tolerant of abbreviations, misspellings, and extra words. RxNav REST: GET /approximateTerm.

• rxnorm_get_term_types

  List all RxNorm term types (metadata), e.g. SCD, SBD, IN, BN. RxNav REST: GET /termtypes.

• rxnorm_get_drug_classes

  Get the drug classes that contain a drug, by drug name (RxClass API). RxNav REST: GET /rxclass/class/byDrugName.

• rxnorm_get_class_members

  Get the drugs belonging to a drug class (RxClass API). RxNav REST: GET /rxclass/classMembers.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 13, 2026

• ✓ Pass

  Maker matches the repo

  The registry name was verified against the domain usefulapi.io (the registry checks domain ownership)

• ✓ Pass

  Still maintained

  Code last changed today

• – Not applicable

  Has a licence

  Not applicable: a cloud server run by the owner of usefulapi.io; you don't run code from the repo

• ✓ Pass

  Endpoint responds

  Responded in 15 ms (HTTP 200)

• – Not applicable

  Sign-in with OAuth

  No sign-in needed

• ✓ Pass

  No hidden instructions in tool descriptions

  Read 13 tool descriptions and found no hidden instructions to the AI

User reviews

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Compared with others in Clinics & healthi

• More stars than 0% of the other 1103 servers in this category
• Published to the registry more recently than 97% of the other 1103 servers in this category
• Basic checks equal to or better than 100% of the other 1103 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

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