Blood Alcohol Calculator

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Blood Alcohol Calculator
Disclaimer: This is only a rough estimate based on population averages and does not take into account existing disease states, drug interactions, or age.
Patient weight:

Percent of body capable of absorbing alcohol (Usual ranges):
Male: 0.5 - 0.9 Average: 0.7
Female: 0.45 - 0.7 Average: 0.55

Time spent drinking or time elapsed. Enter zero for acute ingestion.
Hours

Volume consumed: Number of drinks:
See table below for common volumes and percentages.

Alcohol units: (e.g. 5% or 100 proof)

Beverage	Usual Volume	Usual Concentration
Beer	12 or 16 oz	5.0 %
Wine	2.5 or 5oz	12.0 %
1 Shot	1.25 oz	80 proof