Not sure about suppressing it but Antabuse will prevent you from drinking. Frankly it would make you so sick you'd never want to drink again. Though you need or it sounds like you need a program or even a place to safely detox. Depending on how much you are drinking you could put your life at risk by quitting cold turkey with no medical supervision. Best of luck and be safe brother.
BTW love "Wilco" seen them in concert.
Those who would give up essential liberty to purchase a little a temporary safety deserve neither liberty nor safety. Ben Franklin 1759
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