advice Can You Fail A Breathalyzer 12 Hours After Drinking? October 25, 2022 2 Comments It is possible to fail a breathalyzer 12 hours after drinking, as alcohol can stay in your system for up to 24 hours. Facebook Twitter Pinterest LinkedIn Email You May Also Like How Much Can You Drink To Pass A Breathalyzer? May 3, 2023 Can You Drink In An Uber In Wichita, KS? December 16, 2022 Can Intoxalock Give False Readings? March 30, 2023 Does The Intoxalock Camera Always Record? June 8, 2023