UPDATE: 9.35pm

The road has now been reopened and emergency services have left the scene.

The Welsh Ambulance Service has been unable to confirm how many people were taken to hospital.

UPDATE: 7.55pm

Patients have been taken to hospital after the crash, but the Welsh Ambulance Service was unable to confirm how many had been taken to the Royal Gwent Hospital as they remained on scene.

UPDATE: 7.45pm

St Luke's Road in Pontnewynydd remains closed near the Pentre-Piod Road junction because of the three-car crash

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A THREE-CAR crash on the A4043 in Pontypool has caused 'massive tailbacks'.

The crash has caused congestion near the Tesco's store in Pontnewynydd 

Emergency services were called to the scene at around 6.10pm tonight.

One man is being treated for chest pains and another woman is also being treated at the scene.

Their injuries are not thought to be serious.

Argus reporter Steven Prince, who is at the scene, said that the airbags had been deployed in the cars involved in the crash.

He added that the crash had caused 'massive tailbacks' for motorists travelling towards Blaenavon. 

A Welsh Ambulance Service spokesman said that a rapid response vehicle, two ambulances and a basics doctor had been sent to the scene.

Fire service crews from New Inn and Abersychan were also called to the scene.