Alcohol Intoxication occurs when there is a clinically significant problematic behavioural or psychological change (e.g. - inappropriate sexual or aggressive behavior, impaired social or occupational functioning, mood lability, impaired judgment) that develops during, or shortly after ingestion.[1]
Recent ingestion of alcohol.
Clinically significant problematic behavioural or psychological changes (e.g. - inappropriate sexual or aggressive behaviour, mood lability, impaired judgment) that developed during, or shortly after, alcohol ingestion.
At least 1
of the following signs or symptoms developing during, or shortly after,
alcohol use:
The signs or symptoms are not attributable to another medical condition and are not better explained by another mental disorder, including intoxication with another substance.
BAC (%) | Serum blood (mg/dL) | Serum blood (mmol/L) | Symptoms |
---|---|---|---|
0.01-0.04 | 10-40 | 2-9 | No loss of coordination, slight euphoria, loss of shyness |
0.04-0.06 | 40-60 | 9-13 | Well-being feeling, relaxation, lower inhibitions, minor impairment of reasoning and memory, euphoria |
0.07-0.09 | 70-90 | 15-20 | Slight impairment of balance, speech, vision, reaction time, and hearing, euphoria. Judgment and self-control reduced. Caution, reasoning, and memory are impaired. |
0.10-0.13 | 100-125 | 22-27 | Significant impairment of motor coordination and loss of good judgment. Speech may be slurred; balance, vision, reaction time and hearing will be impaired. Euphoria. |
0.13-0.15 | 130-150 | 28-32 | Gross motor impairment and lack of physical control. Blurred vision and major loss of balance. Euphoria is reduced and dysphoria is beginning to appear. |
0.16-0.20 | 160-200 | 35-43 | Dysphoria (anxiety, restlessness) predominates, nausea may appear. Individual appears heavily inebriated and may be unable to take care of hygiene. |
0.25 | 250 | 54 | Needs assistance in walking; total mental confusion. Non-tolerant individuals are likely asleep. Dysphoria with nausea and some vomiting can occur. |
0.30 | 300 | 65 | Loss of consciousness |
>0.40 | 400 | 87 | Onset of coma, possible death due to respiratory depression/arrest. Death is possible in non-tolerant individuals. |
Guideline | Location | Year | Website | |
---|---|---|---|---|
Canadian Guideline for the Clinical Management of High-Risk Drinking and Alcohol Use Disorder | Canada | 2023 | Link (see also: comment on sertraline use in AUD) | Link |
Canadian Guidelines on Alcohol Use Disorder Among Older Adults | Canada | 2020 | - | Link |
British Columbia Centre on Substance Use (BCCSU) | Canada | 2019 | Link | Link |
National Institute for Health and Care Excellence (NICE) | UK | 2011 | - | Link |
American Psychiatric Association (APA) | USA | 2018 | - | Link |
European Federation of Neurological Societies (EFNS) - Wernicke Encephalopathy | Europe | 2010 | - | Link |