A woman was taken to hospital on Friday after suffering a medical incident in Bunwell.
It happened at about 10am.
The East of England Ambulance Service arrived at a property to find a woman in her 20s with reduced levels of consciousness.
She was transported by land ambulance to the Norfolk and Norwich University Hospital for further treatment.
The East Anglian Air Ambulance (EAAA) also attended.
A spokesperson said: “The team arrived on scene at 10:27 to treat a female in her 20s who had suffered a medical incident. The EAAA medics provided treatment on scene.”