---
title: ToolRouter — Agent Use Case Guide
description: Step-by-step guide for completing a task with a specific AI agent using ToolRouter.
url: https://toolrouter.com/tools/drug-info/use-cases/research-approval-history/chatgpt
---
# How to Research Approval History with ChatGPT

ChatGPT contextualizes FDA approval data within the broader pharmaceutical landscape. It explains what each approval milestone means, describes the difference between accelerated and standard pathways, and helps you understand how a drug competitive position evolved through its regulatory history.

## Setup

{"mcpServers":{"toolrouter":{"command":"npx","args":["-y","toolrouter-mcp"]}}}

## Steps

1. Configure ToolRouter in ChatGPT
2. Ask: "When was Keytruda approved and for what indications?"
3. ChatGPT returns the approval timeline
4. Request: "How does this compare to Opdivo approval timeline?"
5. Review the comparative history

## Example Prompt

```
Research the FDA approval history of Wegovy. When was it approved and what conditions is it approved for?
```

## Tips

- ChatGPT can provide context around each approval milestone
- Ask about accelerated approval versus standard approval pathways
- Useful for understanding the regulatory landscape of a drug class
