Search for RxCUI codes using various parameters with pagination support
AI agents call search_rxcuis to retrieve information from DailyMed MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves pharmaceutical reference data (RxCUI codes) from the DailyMed database. It performs a read-only query with no side effects, no data modification, no code execution, and no financial implications. The pagination support and parameter flexibility are standard features of data retrieval APIs.
From the tool's definition Tool name 'search_rxcuis' and description 'Search for RxCUI codes using various parameters with pagination support' indicate a query/search operation that retrieves data without modification.
Attacks that exploit this kind of access
Search for RxCUI codes using various parameters with pagination support. It is categorised as a Read tool in the DailyMed MCP Server MCP Server, which means it retrieves data without modifying state.
Register the DailyMed MCP Server MCP server in PolicyLayer and add a rule for search_rxcuis: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches DailyMed MCP Server. Nothing to install.
search_rxcuis is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the search_rxcuis rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for search_rxcuis. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
search_rxcuis is provided by the DailyMed MCP Server MCP server (rowanerasmus/dailymed-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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