“戒酒”常见的英文表达是 “quit drinking” 或 “give up drinking” ，也可用 “abstain from alcohol” （abstain from 有“戒除，避免”之意） 。例如：
He decided to quit drinking for the sake of his health.（为了健康，他决定戒酒。）
I'm trying to give up drinking.（我正努力戒酒。）
Doctors advised him to abstain from alcohol.（医生建议他戒酒。 ）