E! News - Nicole Richie Treated for Dehydration - Nicole Richie | Paris Hilton: "The Simple Life star was treated for dehydration Friday while working on the E! reality series.
Richie apparently felt ill, was examined by an on-set doctor and then taken to a nearby hospital. She received intravenous fluids for 15 minutes and was released. "
Here's the previous story about Clenbuterol and the problems it causes.