Part of the A22 at Hailsham was closed when a van overturned this afternoon (Friday).
Emergency services attended the scene just south of the South Road roundabout following the incident at around 1.40pm.
Fire crews from Hailsham and Eastbourne attended, along with police, a paramedic car and an ambulance.
A woman in her 70s was taken to the DGH complaining of chest and neck pain.
The incident led to tailbacks in the area.
The road was cleared shortly after 3pm.