The more Alcohol you have the more saturates your brain. And if you have too much, then your body slows down and you black out. Drink too much and you will go into a coma or die. I know because most my family died cause of drinking too much alcohol and I have taken classes on this.
Few reasons I know why you should avoid any alcohol while taking antidepressants is both alcohol and antidepressants affect the same brain chemicals. While alcohol can counteract your medications for depression, the antidepressants make your intoxication with alcoholic beverages twice as strong.