request_represcription · MCPDischarge MCP: Risk & Policy

WHAT IT DOES

What request_represcription does on MCPDischarge

AI agents use request_represcription to create or update resources in MCPDischarge — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your MCPDischarge environment.

WHY IT NEEDS A POLICY

Why request_represcription needs a policy

This tool creates a new clinical workflow action (a re-prescription request) in the healthcare system. It is a Write operation because it generates a new request/record directed at a doctor. It does not execute code, delete data, or involve financial transactions.

From the tool's definition "Request doctor re-prescription" — initiates a new prescription request directed at a physician

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

request_represcription Rate-limited

request_represcription stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "request_represcription": {
      "limits": [
        {
          "counter": "request_represcription_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches MCPDischarge, so you can run agents against it safely.

FAQ

Questions about request_represcription

What does the request_represcription tool do? +

Request doctor re-prescription when no suitable alternative exists. It is categorised as a Write tool in the MCPDischarge MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on request_represcription? +

Register the MCPDischarge MCP server in PolicyLayer and add a rule for request_represcription: 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 MCPDischarge. Nothing to install.

What risk level is request_represcription? +

request_represcription is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit request_represcription? +

Yes. Add a rate_limit block to the request_represcription 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.

How do I block request_represcription completely? +

Set action: deny in the PolicyLayer policy for request_represcription. 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.

What MCP server provides request_represcription? +

request_represcription is provided by the MCPDischarge MCP server (prashantsingh1234/mcp_project). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.