The first thing you should do is stay calm, this will help you to be able to execute the following actions effectively.
Never use the emergency brake at high speed, as this can cause you to lose control of your vehicle and cause an accident.
If your vehicle is mechanical, you must lower the speeds until you have a minimum speed to use the hand brake or emergency.
If it is automatic, reduce speed by moving the shift from D to 2 and then to L.
If your vehicle is synchronized transmission you can lower the speeds using the pad shift that are located on the steering wheel, using the one on the side with the figure of –
Once you achieve to stop the vehicle, immediately go to the workshop but do not move the vehicle, for your safety and that of yours, it is essential that you ask for a crane to transport it.