Traffic on the M40 between junction 11, Banbury and junction 12 at Gaydon was halted for over an hour as police responded to a fear for welfare incident.
Thames Valley Police officers were dispatched at about 1.44pm today, July 20, to a fear for welfare call involving a woman.
The motorway was closed in both directions to allow service vehicles to reach the scene.
A woman was taken to an undisclosed hospital.
Lanes in both carriageways were reopened at 3pm.