Traffic is at a standstill on the A14 (Image: National Highways)
Part of the A14 was shut near Ipswich due to a medical incident.
Emergency services were called to the westbound carriageway, near junction 52 at Claydon, at about 3.10pm on Tuesday.
Traffic was at a standstill.
A spokesman for Suffolk police said the road has now reopened.
The East of England Ambulance Service has been approached for further information.
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