Australian drug driving deaths have surpassed drink driving. Here is an article from The Conversation which is worth reading:

https://theconversation.com/australian-drug-driving-deaths-have-surpassed-drink-driving-heres-how-to-tackle-it-269496

The Transport Accident Commission (TAC, Vic) has produced an ad to try to change perceptions: https://youtu.be/n4X2lbxc5O4