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Between 30 and 90 minutes, as general guidance.
Between 30 and 90 minutes as general guidance, varying with food, the drink, drinking rate and individual characteristics. This concerns absorption and blood concentration, not a fixed alcohol reaction time or a universal time of maximum risk. Effects can start earlier and persist later; the interval cannot establish when driving is safe. Do not drink alcohol if you will drive.
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Always exactly two hours later, without variation.
Between 30 and 90 minutes, as general guidance.
Always exactly upon finishing the last drink.
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