| import httpx, asyncio, datetime | |
| _BASE = "https://clinicaltrials.gov/api/v2/studies" | |
| async def search_trials(query: str, max_n: int = 20) -> list[dict]: | |
| async with httpx.AsyncClient(timeout=15) as cli: | |
| r = await cli.get(_BASE, params={ | |
| "query": query, | |
| "pageSize": max_n, | |
| "fields": "nctId,briefTitle,phase,status,startDate" | |
| }) | |
| r.raise_for_status() | |
| return r.json().get("studies", []) | |