How much have you drunk, when did you stop drinking, and when do you plan to drive?
Crucial questions to answer if you want remain safe and legal to drive - and avoid a drink drive conviction.
How long does it take?
This website explains how to calculate roughly how long it takes to be alcohol free.
On top of the times given here, you need to add an hour - this is how long it takes for alcohol to be absorbed into your blood stream.
It takes about one hour for your body to rid itself of each unit of alcohol, but can take much longer. It depends on factors including how healthy you are and how much you've eaten.
Eating a big meal means alcohol is absorbed more slowly - so it takes longer to sober up. |
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4% beers and ciders - average strength beers and ciders are two-hour pints. Each pint takes at least two hours to leave your blood stream from when you stop drinking.
5.5% beers and ciders - stronger beers and ciders are three-hour pints.
If you drink four pints of strong lager you should not drive for at least 13 hours from finishing your last pint. If you finish at midnight, you probably aren't safe until after 1pm the next day.
Pints of beer or cider | Spirits | Bottles | Wine | Cans of beer or cider

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