Vehicle accident is the paramount thread for the people's life which causes a serious wound or even dead. According to the World Health Organization, approximately 3000 people die in road accidents every year while millions are injured or disabled each year. Road accidents occur due to drunken driving, using mobile phones and falling asleep while driving. One of the important fields of Artificial Intelligence is Computer Vision. Computer Vision is the science of computers and software systems that can recognize and understand images and scenes. Computer Vision is also composed of various aspects such as image recognition, object detection, image generation, image super-resolution and more. Accident prevention system uses image processing, artificial Intelligence is aimed to build a hardware and software module that can automatically detect driver drowsiness in a real-time video stream and then play an alarm if the driver appears to be drowsy. Which will also detect the Alcohol, usage of mobile phone during driving the vehicle.