6 doctors weighed in:

Does alcohol cause pupil dilation?

6 doctors weighed in
Dr. Evan Altman
Psychiatry
5 doctors agree

In brief: Usually constriction

Alcohol in large amounts can cause pupillary constriction.
That being said, it is not the best indicator of alcohol use/intoxication. Like benzodiazepines and opioids, alcohol is a depressant, promoting parasympathetic activity and pupil constriction.

In brief: Usually constriction

Alcohol in large amounts can cause pupillary constriction.
That being said, it is not the best indicator of alcohol use/intoxication. Like benzodiazepines and opioids, alcohol is a depressant, promoting parasympathetic activity and pupil constriction.
Dr. Evan Altman
Dr. Evan Altman
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