The A12 was blocked this afternoon after two cars collided at Wangford.
Police and firefighters were called to a collision between a Peugeot and a Ford Fiesta shortly after 12.30pm.
Fire crews from Wrentham, Halesworth and Lowestoft South stations attended the incident.
One person had to be cut free from a vehicle and a further two people were given fist aid at the roadside.
A fire service spokesman said: 'There was a collision between two vehicles. There was one person trapped in a vehicle and first aid was administered to two other casualties.
'Fire crews attended and extracted the victim from the vehicle. All three were left in the care of the ambulance service.'
The incident was under control by 1.30pm.
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