A man in his 20s who had a seizure was treated by medics from the air ambulance.
Anglia One was called out just after 6pm on Wednesday night to Church Street in Cromer.
A rapid response vehicle from the East of England Ambulance Service was also sent to the scene as well as a land ambulance.
A spokesman for the East Anglian Air Ambulance said 'enhanced accident and emergency level care' was given to the man who was then taken by land ambulance to the Norfolk and Norwich University Hospital.
A spokesman for the East of England Ambulance Service there was no update on his condition.
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