Officers were called at 2.25 am on Thursday, April 7 to reports that a Ford Fiesta had crashed on the stretch between the Horns Bridge roundabout and Lockoford Lane, near to Chesterfield College.
A woman was taken to hospital by paramedics having suffered a serious injury, where she is recovering.
A Derbyshire police spokesperson said yesterday (April 12) that the 25-year-old man who was arrested on suspicion of drug-driving and dangerous driving remains released under investigation while enquiries continue.
Officers would like to hear from anyone who was travelling on that stretch of the A61 around the time of the collision.
Any witnesses, or anyone who may have dashcam footage, should contact police using the details below, quoting reference 22*196674:
Facebook – send a private message to /DerbyshireConstabulary
Twitter – direct message @DerPolContact
Website – complete the online contact form
Phone – call 101.