Rio is going to the hospital for an operation. He is sent the following text from the hospital.

The day before your operation
Eat a light dinner in the evening.
Do not eat or drink anything after midnight.
The day of your operation
Shower before you leave home.
Do not wear make-up, jewellery or contact lenses.
Arrive at the hospital on time.
You must allow time for parking your car.
Bring any medicines or tablets you are currently taking.
What should Rio allow time for?