[header] How to sober up [title] Stop drinking alcohol. [step] If you need to sober up, the first thing to do, if you haven't done it already, is to stop drinking. Each drink will take your body about an hour to metabolize, so until you stop putting more alcohol in your system, you have no chance of sobering up. 
Simply put, the sooner you stop drinking, the sooner you will be able to sober up. [substeps] If you are still out, but you decide you want to try and sober up, switch to water to help rehydrate yourself.