You should refuse his offer and call either a friend you trust or a family member to pick you up. from the smell of alcohol form his breath, there could be a chance of him being intoxicated. drunk driving can cause crashes and deaths.
Refuse the ride kindly, if he starts getting aggressive which I think he will due to the fact he has been drinking stay near a friend nearby that hasn't yet drinked. If all are drunk and you don't have another transport call a taxi take bus or call your mother even if you escaped without permission. Anything but accepting the ride.
Forms of passage of substances across the blood–brain barrier. (A) Passive diffusion: fat-soluble substances dissolve in the cell membrane and cross the barrier (e.g., alcohol, nicotine and caffeine). Water-soluble substances such as penicillin have difficulty in getting through.