Create ctgov.py

mcp/ctgov.py

@@ -0,0 +1,13 @@
+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", [])