The A143 at Billingford was shut this morning after a car and a deer collided.
Police, fire and ambulance crews were called at about 3.15am.
A man in his 40s driving a Citroen Xsara was treated for shock and taken to the Norfolk and Norwich University Hospital. The road reopened at 4.55am.
At about the same time, further along the road, a lorry and a deer collided, but there were no injuries.
Both deer died.